Comment Resolution on API 546 Spring 2007 by Xy5ibUm0

VIEWS: 46 PAGES: 40

									                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                          Ballot ID:       Date: July 27, 2012
                                                                                                                                           1096


             1                     2              3                                  4                                                 5                                 6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member        Proposed change by the Voting           Comment Resolution
  (Vote)                    Subclause        Comment                                                                             Member
                            No./Annex
                             (e.g. 3.1)

  Royce King               2.1.2            Technical   The word "rodents" is used in this paragraph to cover         Suggest that the word "rodents"       2.1.2 change to “animals”
                                                        some of the nuisances that affect motors in their             be changed to "varmits" which
  ConocoPhillips                                        installation sites. Per the definition of rodent, it is a     per the dictionary is "a bird or
  (Negative)                                            mammal (mouse or rat) with large incisor teeth. There         animal regarded as undesirable
                                                        are other nuisances that exist besides rodents, such          or troublesome".
                                                        as snakes and birds and such. In some parts of the
                                                        world other pests may exist. The word rodent is too
                                                        specific.
  Royce King               2.4.2.1          Technical   How does this paragraph relate to anti-friction bearings      If Paragraph 2.4.2.1 is not           “on its oil film” removed
                                                        which the document allows? The paragraph as written           applicable for machines with
  ConocoPhillips                                        appears to relate only to those bearings having an oil        antifriction bearings, add a
  (Negative)                                            film (.....with the rotor installed and rotating on its oil   statement indicating that is the
                                                        film,.....). The document allows antifriction bearings        situation. If this paragraph is
                                                        (Para 2.4.6.2.2 and other places). It is not clear how        applicable for machines with
                                                        this would apply to machines having antifriction type         antifriction bearings, the
                                                        bearings.                                                     paragraph should be reworded to
                                                                                                                      include them.
  Royce King               3.2.1.1 and      Technical   Not all RTDs are created equal...not even 100 ohm             The document should include the       Alternate alpha values to
                           3.3.1                        RTDs. There are different 100 ohm RTD                         most universally used alpha           be addressed in the DS
  ConocoPhillips                                        characteristics with differing alpha numbers. Therefore       number as the default in these        guide. More space on
  (Negative)                                            stating that the RTDs should be 100 ohms at 32                paragraphs "unless an alternate       data sheet for “Type”.
                                                        degree F is not fully definitive. The alpha                   is specified", with space allowed
                                                        characteristic should be defined as well. Within our          on the data sheet to include an
                                                        company the most commonly used 100 ohm RTD is                 alternate alpha number for those
                                                        that having an alpha characteristic of 0.00385                wishing to use their internal
                                                        ohm/ohm/Deg C.                                                company standard.
  Royce King               3.2.1.2 and      Technical   In the discussion in the base document in 3.2.1.2 as          The spec should indicate that         Changed to 3 per phase,
                           Appendix D                   well as in the Appendix D for the data sheet Page 4,          some users may wish to increase       and DS line allows for
  ConocoPhillips                                        line 16, the basis for stator RTDs as discussed is for        the number of installed RTDs so       more.
  (Negative)                                            "two per phase." However, the spec and Appendix D             that they are guaranteed that
                                                        to not discuss the desire to have "two per phase"             they will have 2 per phase
                                                        working RTDs over the life of the machine, including          working when the machine ships
                                                        an allowance for a manufacturing problem where one            to the field and also have an
                                                        or more may not be working after manufacturing and            allowance for an alternate later in
                                                        stator VPI, or later in the machine's life in the field.      the machine's life. The Appendix
                                                        Also on particularly large slow speed machines, we            should be modified to discuss
                                                        often will specify additional RTDs to be installed to get     both the option to specify more

                                                                                                                                                                               page 1 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                       Ballot ID:        Date: July 27, 2012
                                                                                                                                        1096


             1                   2                3                                4                                                5                                    6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member     Proposed change by the Voting             Comment Resolution
  (Vote)                    Subclause        Comment                                                                          Member
                            No./Annex
                             (e.g. 3.1)

                                                        better coverage around the circumference of the stator    than two per phase in order to
                                                        so that we can find those RTDs that are most reflective   ensure that they will have that
                                                        of the hot spots of the stator.                           many working when shipped,
                                                                                                                  plus discuss the potential need to
                                                                                                                  have additional RTDs on large
                                                                                                                  diameter machines. The spec
                                                                                                                  should be changed to add the
                                                                                                                  following to the end of the
                                                                                                                  paragraph 3.2.1.2 "When
                                                                                                                  specified on the data sheet,
                                                                                                                  additional RTDs per phase may
                                                                                                                  be required to provide for spare
                                                                                                                  detectors to cover manufacturing
                                                                                                                  defects, future failures in the field
                                                                                                                  during the life of the machine, or
                                                                                                                  other needs of the owner." The
                                                                                                                  data sheet should be modified to
                                                                                                                  reflect this change as well.
  Royce King               Section          Technical   Test stand lube oil systems can sometimes get fouled,     The paragraph should include the        Filtration level clarified.
                           4.3.1.9                      depending on the diligence of the factory to clean and    following language. "Where the
  ConocoPhillips                                        service them, or to service them following a previous     vendor's shop lube system is to         Cleanliness sentence
                                                        machine on test that had a bearing failure. I have had    be utilized, the vendor shall           clarified.
  (Negative)
                                                        bearings damaged during test by a dirty lube oil          demonstrate to the purchaser or
                                                        system, even equipped with filters.                       his representative that the lube
                                                                                                                  system is clean and free of
                                                                                                                  contaminants."
  Royce King               4.3.2.1.i        Technical   The specification defines that the bearings (assuming     The document needs to define            Design and manufacturing
                                                        they are hydrodynamic and not antifriction) shall be      the remediation process that            procedures are the
  ConocoPhillips                                        inspected following all run tests. It defines that the    should be taken when the                responsibility of the
  (Negative)                                            contact between the shaft journal and the bearing bore    machine does not meet the               manufacturer.
                                                        shall be a minimum of 80 percent, etc etc. However,       requirements set forth in this          Remediation steps are
                                                        the document does not state what to do if the contact     paragraph.                              then not included in this
                                                        is less than 80 percent, or exhibits edge loading or is                                           document.
                                                        not symmetrical. It is normal within the petrochemical
                                                        industry to require the bearings to be scraped and                                                Spherically seated added
                                                        worked until the 80 percent "contact" is achieved, and                                            to 2.4.7.1.1
                                                        then to require the machine to be re-assembled and                                                Repeat test is noted in
                                                        retested. I do not find these requirements in the                                                 4.3.1.12
                                                                                                                                                                               page 2 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                     Ballot ID:      Date: July 27, 2012
                                                                                                                                      1096


             1                   2                3                               4                                               5                                6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting         Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

                                                        document.
  Paul Hamer               See              Technical   I will be submitting a Word document with my              See the Word document.
                           attachment                   comments by e-mail later today. My negative vote is
  Chevron                                               only associated with the comments on Section 4.
  Corporation
  (Negative)
  Paul Hamer                                            Figure 4.1 and 4.3.3.10 Comments (These are               My recommendation is to             Issue discussed
                                                        the only “negative” ballot comments)                      retain the shaft vibrations         extensively and
                                                                                                                                    nd                consensus of the work
                                                                                                                  limits as in the 2 Edition and
                                                        Figure 4.1 and 4.3.3.10 – There is a subtle               change 4.3.3.10.1 to read:          group is to keep the
                                                        change proposed for the vibration limits. At 3600                                             formula and figure
                                                                                                nd
                                                                                                                  “The unfiltered vibration limits    consistent (ie: 2 mils @
                                                        rpm, the shaft vibration limit in the 2 Edition is        for machines up to 3000 3600        3000 rpm)
                                                        2.0 mils unfiltered and 1.6 mils filtered at one-         RPM rated speed shall not
                                                        times running speed frequency. The 2.0 mil                exceed 2.0 mils p-p                 Adopted suggestion to
                                                        unfiltered limit (including shaft runout) was also        displacement. For machines          make figures more
                                                                                            st                                                        readable.
                                                        the shaft vibration limit for the 1 Edition of the        with rated speeds in excess of
                                                                                                    rd
                                                        standard (1990). With the proposed 3 Edition              3000 3600 rpm, the unfiltered
                                                        draft, the above limits are changed to 1.83 (1.8)         vibration limit shall not
                                                        mils unfiltered and 1.46 (1.5) mils filtered at one-      exceed: …” Figure 4.1 will
                                                        times running speed frequency for a 3600 rpm              require a curve step-change
                                                        machine. In fact, the unfiltered shaft vibration                   +
                                                                                                                  at 3600 rpm from 2.0 mils to
                                                        limits for all rated speeds above 3000 rpm are            1.8 mils if the plot is continued
                                                                        nd
                                                        90% of the 2 Edition limits, as represented in            using the equation
                                                        the curve of Figure 1. There are many turbo-
                                                                                                                         12000
                                                        generator units that Chevron has purchased                A           from > 3600 to
                                                        (from manufacturers not presently represented                      N
                                                                                         st        nd
                                                        on the Task Group) to the 1 and 2 Edition                 10000 rpm. To be consistent
                                                        limits that are operating satisfactorily in service.                 nd
                                                                                                                  with the 2 Edition limits as
                                                        Some of these generators may not have passed              represented on the curve of
                                                                          rd
                                                        the proposed 3 Edition vibration limits. What is          Figure 1 (page 30 of the 2
                                                                                                                                              nd

                                                        the justification for this more stringent                 Edition), a 1.1 multiplier would
                                                        requirement? Consider that the API 546 limits             need to be applied to
                                                        are already two-thirds (or less) of the ISO limits        Equations (7) and (8) of the
                                                        for generators with ratings of greater than 50 MW         proposed Section 4.3.3.10.1.
                                                        (see information given below). My concern is
                                                                                                                                                                        page 3 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                    Ballot ID:     Date: July 27, 2012
                                                                                                                                     1096


             1                   2                3                               4                                              5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting       Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

                                                        that some two-pole machines could be rejected
                                                        for no good reason.

                                                        Note that the Figure 1 curve is, at present,              The curve and limits would
                                                                                  nd
                                                        incorrectly shown in the 2 Edition, if reference is       also     be    more    clearly
                                                        made to Note 1 of the Figure (unfortunately,              represented if there were 0.1
                                                        there’s also a typo in the equation of the Note in        mil log scale calibrations
                                                        my copy of the standard). As I recall when the            between 1.0 and 2.0 mils –
                                                                                     st     nd
                                                        curve was created for the 1 and 2 Editions, the           perhaps truncate the curve’s
                                                        unfiltered limit curve developed for Figure 1 was         vertical scale below 0.5 mils
                                                        actually 110% of A for speeds of 3600 through             and above 3 mils to permit
                                                        10000 rpm [see the above equation for A], up to           this. I additionally suggest
                                                        where it intersected the 2.0 mil “constant” limit for     that the filtered (one-times
                                                        speeds of 3600 rpm and below. Perhaps this                running speed) vibration limits
                                                        should be considered, if a curve discontinuity at         also be shown as a curve on
                                                              +
                                                        3600 rpm is of concern to the Task Group.                 Figure 4.1.

                                                                                                             (Optional comment follows in
                                                        Refer to the following ISO standards, which have     this paragraph) Should the
                                                        more liberal vibration limits than the present API   curves of Figure 1 be
                                                              nd
                                                        546, 2 Edition:                                      terminated at 7500 or 8000
                                                                                                             rpm, instead of 10000 rpm,
                                                                ISO 10816-2, Mechanical vibration Evaluation since this is the practical
                                                                of machine vibration by measurements on upper limit for synchronous
                                                                non-rotating parts Part 2: Land-based steam rotors that have windings?
                                                                turbines and generators in excess of 50 MW
                                                                                                             Permanent-magnet             or
                                                                with normal operating speeds of 1500 r/min,
                                                                1800 r/min, 3000 r/min and 3600 r/min-       reluctance type rotors do not
                                                                Second      Edition;    and     Corrigendum appear to be in the scope of
                                                                1:08/01/2004.                                API 546 (although they are
                                                                                                             not specifically excluded), and
                                                                ISO 7919-2, Mechanical Vibration - these types of rotors may not
                                                                Evaluation    of   Machine    Vibration   by have    the     same     speed
                                                                Measurements on Rotating Shafts - Part 2: limitation as the conventional
                                                                Land-Based Steam Turbines and Generators type of synchronous rotor.
                                                                in Excess of 50 MW with Normal Operating
                                                                Speeds of 1500 r/min, 1800 r/min, 3000 r/min
                                                                                                                                                                     page 4 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                        Ballot ID:       Date: July 27, 2012
                                                                                                                                         1096


             1                     2              3                                4                                                 5                                 6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member      Proposed change by the Voting           Comment Resolution
  (Vote)                    Subclause        Comment                                                                           Member
                            No./Annex
                             (e.g. 3.1)

                                                                 and 3600 r/min-Second Edition.                    I request that the above
                                                                                                                   comments be considered in
                                                        For the Task Group’s information: The unfiltered           the context of two-pole
                                                        shaft relative displacement limits for a “new              machines where API 546 may
                                                        machine” are 75 microns (2.95 mils), 80 microns            be applied between the
                                                        (3.15 mils), 90 microns (3.54 mils) and 100                ratings of approximately 10
                                                        microns (3.94 mils) for 3600, 3000, 1800, and              and 150 MVA.
                                                        1500 rpm, respectively, in ISO 7919-2. The
                                                        bearing housing/pedestal limits per ISO 10816-2
                                                        for a “new” machine are 3.8 mm/s (rms) for 3000
                                                        and 3600 rpm and 2.8 mm/s (rms) for 1500 and
                                                        1800 rpm.




  Royce King               6.6.3            Technical   It is important to know what bearings and seals are        Somewhere in Section 6.6.3, add        Inserted as “.e”
                                                        installed in the machine. This is important to know        the following: "The drawings
  ConocoPhillips                                        when installing the motor on site as well as in the        should include detail drawings of
  (Negative)                                            future when planning maintenance or having to work         the bearings and the shaft seals.
                                                        on the machine. If there is a failure of the bearings or   The drawings should also include
                                                        seals these documents can be very valuable in getting      information on the make and
                                                        new bearings, particularly if some time has passed         manufacturer's catalog number of
                                                        between when the machine is installed and the              the bearings and seals where
                                                        bearings or seals fail. In some cases the OEM may no       applicable."
                                                        longer be in business.
  Royce King               6.8.3 and        Technical   Information on the machine bearings and shaft seals in     The following are proposed.            Added
                           6.8.4                        very important to have in the installation manual and
  ConocoPhillips                                        the operation and maintenance manual. Some
  (Negative)                                            bearings, such as the spherical seat bearings made by      6.8.3 Last sentence "It shall
                                                        several manufacturers, are very complex and have           contain information such as
                                                        special detailed instruction manuals for the care and      special alignment procedures,
                                                        feeding of these bearing systems. Included in these        specific bearing and shaft seal
                                                        instructions should be information on things like          installation considerations, utility
                                                        bearing "crush" that is required.                          specifications (including
                                                                                                                   quantity), and all installation
                                                                                                                   design data."

                                                                                                                                                                             page 5 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                       Ballot ID:       Date: July 27, 2012
                                                                                                                                        1096


             1                     2              3                                 4                                               5                                6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member      Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                           Member
                            No./Annex
                             (e.g. 3.1)



                                                                                                                    "6.8.4.c Detailed instructions,      added
                                                                                                                    including pictures and sketches,
                                                                                                                    outlining the appropriate methods
                                                                                                                    for disassembly, inspection, re-
                                                                                                                    assembly and maintenance of
                                                                                                                    the machine's bearings and shaft
                                                                                                                    seals."
  Royce King               Data Sheet,      Technical   Many machines have spherical seat bearings and              Add a selection for spherical seat   Added to 2.4.7.1.1
                           Sync                         there is no place to indicate this type of bearing.         bearings.
  ConocoPhillips           Motors,
  (Negative)               Page 3,
                           Bearings


                                                        COMMENTS ABOVE ARE ASSOCIATED WITH
                                                        NEGATIVE BALLOTS
                                                        COMMENTS BELOW ARE NOT ASSOCIATED
                                                        WITH NEGATIVE BALLOTS
  Lorraine Padden          1.3.2            Technical   Last sentence & note should be combined.                    The North American standards         Paragraph kept as written.
                                                                                                                    are the base documents. When
  Padden
                                                                                                                    specified by the purchaser, the
  Engineering, LLC
                                                        1.3.2       This document recognizes two different          corresponding international
  (Affirmative)                                         systems of standards for the manufacturing and testing      standards are acceptable for use
                                                        of electrical machines: American National Standards         as alternatives; however, the
                                                        Institute (ANSI), Institute of Electrical and Electronics   purchaser should be aware that
                                                        Engineers (IEEE), and National Electrical                   specific requirements contained
                                                        Manufacturers Association (NEMA); or International          within corresponding standards
                                                        Electrotechnical Commission (IEC) and International         may differ.
                                                        Organization for Standardization (ISO). The North
                                                        American standards are the base documents. When
                                                        specified by the purchaser, the corresponding
                                                        international standards are acceptable for use as
                                                        alternatives; however, this must not be construed that
                                                        they are identical to the North American standards.


                                                                                                                                                                          page 6 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                     Ballot ID:     Date: July 27, 2012
                                                                                                                                      1096


             1                     2              3                                4                                              5                                6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting        Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

                                                        NOTE: The purchaser should be aware that specific
                                                        requirements contained within corresponding
                                                        standards may differ.


  Louis Barrios            1.5.9            Technical   The second sentence on "Rated Power Factor", which        Delete second sentence.            Deleted
                                                        was added in this revision cycle, does not add clarity
  Shell Global                                          and may confuse readers of the standard.
  Solutions (US)
  Inc.
  (Affirmative)
  Royce King               1.6              Technical   (This comment is not a basis for the negative ballot)     This appeared to be an editorial   Highlighted in yellow for
                                                        The statement (To be re-examined after 546 document       comment during development         action in the proof stage.
  ConocoPhillips                                        is finished.) should be removed.                          and should be removed.
  (Negative)
  Paul Hamer               1.6                                                                                                                       50.010 added
                                                        1.6 – Need to add the following references:
                                                                                                                                                     50.12 Subject to review
                                                                 IEEE      Std    C37.010-1999,   IEEE                                               50.13 added
                                                                 Application Guide for AC High-Voltage
                                                                 Circuit Breakers Rated on a Symmetrical
                                                                 Current Basis

                                                                 IEEE Std C50.12™-2005, IEEE Standard
                                                                 for Salient-Pole 50 Hz and 60 Hz
                                                                 Synchronous        Generators      and
                                                                 Generator/Motors for Hydraulic Turbine
                                                                 Applications Rated 5 MVA and Above

                                                                 IEEE Std C50.13™-2005, IEEE Standard
                                                                 for Cylindrical-Rotor 50 Hz and 60 Hz
                                                                 Synchronous Generators Rated 10 MVA
                                                                 and Above

                                                        The last two standards should be reviewed to
                                                                                                                                                                        page 7 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                         Ballot ID:        Date: July 27, 2012
                                                                                                                                          1096


             1                     2              3                                 4                                                 5                                  6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member        Proposed change by the Voting           Comment Resolution
  (Vote)                    Subclause        Comment                                                                             Member
                            No./Annex
                             (e.g. 3.1)

                                                        include any relevant references. NEMA MG 1
                                                        (2006) requirements are exclusive of the
                                                        requirements for the types of machines covered
                                                        by the two C50 standards.



  Royce King               2.1.8 and        Technical   (This comment is not a basis for the negative ballot.)       Run spell check and other editor       Period removed
                           others                       At the end of the first sentence in this paragraph there     features to pick up the errors.
  ConocoPhillips                                        is an extra period. Throught the document there are
  (Negative)                                            punctuation errors.

  Lorraine Padden          2.1.8            Technical   Clarify maximum exposed surface temperture to align          2.1.8        The machine and all of    Kept as written
                                                        with recommendations in IEEE 1349 and recognize              its auxiliary devices shall be
  Padden                                                                                                             suitable for the area classification   Existing references to
                                                        AIT.
  Engineering, LLC                                                                                                   AND AIT specified by the               1349 and 303 are
                                                                                                                     purchaser on the data sheets.          sufficient
  (Affirmative)
                                                        2.1.8       The machine and all of its auxiliary devices     THE MACHINE SHALL HAVE
                                                        shall be suitable for the area classification specified by   AN EXPOSED SURFACE
                                                        the purchaser on the data sheets. .Auxiliary devices         TEMPERATURE LESS THAN
                                                        shall be listed or certified where required in               THE AIT OR NOT EXCEEDING
                                                        accordance with the area classification system               200C FOR NORMAL
                                                        specified, i.e. NFPA 70, Articles 500, 501, 502 and 505      OPERATING CONDITIONS AT
                                                        (Class, Group, Division or Zone, and Temperature             NAMEPLATE RATINGS,
                                                        Code), or IEC 60079-10 (Zone, Class, Group, and              WHICHEVER IS LOWER.
                                                        Temperature Code) and specified local codes. (See            Auxiliary devices shall be listed
                                                        IEEE 1349 and IEEE 303 for additional guidance and           or certified where required in
                                                        information on application of motors and accessories         accordance with the area
                                                        in Class I, Division 2 locations.)                           classification system specified,
                                                                                                                     i.e. NFPA 70, Articles 500, 501,
                                                                                                                     502 and 505 (Class, Group,
                                                                                                                     Division or Zone, and
                                                                                                                     Temperature Code), or IEC
                                                                                                                     60079-10 (Zone, Class, Group,
                                                                                                                     and Temperature Code) and
                                                                                                                     specified local codes. (See IEEE
                                                                                                                     1349 and IEEE 303 for additional
                                                                                                                     guidance and information on
                                                                                                                     application of motors and
                                                                                                                                                                              page 8 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                        Ballot ID:       Date: July 27, 2012
                                                                                                                                         1096


             1                     2              3                                 4                                                5                                6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member      Proposed change by the Voting           Comment Resolution
  (Vote)                    Subclause        Comment                                                                           Member
                            No./Annex
                             (e.g. 3.1)

                                                                                                                    accessories in Class I, Division 2
                                                                                                                    locations.)
  Jim Kay                  2.1.8            Technical   IEC 60079-14 should be referenced as it specifies the       Add “and 14” after “IEC 60079-        Accepted as generic
                                                        type of equipment required and provides installation        10”.                                  60079
  GE Canada Large                                       rules.
  Motors
  (Affirmative)
  Louis Barrios            2.1.9            Technical   Section 2.1.9 appears to be redundant. 2.1.9 refers         Delete section 2.1.9.                 deleted
                                                        back to section 2.1.8 for motors supplied by an ASD,
  Shell Global                                          even though section 2.1.8 already applies to all
  Solutions (US)                                        machines specified by the standard.
  Inc.
  (Affirmative)
  Louis Barrios            2.1.11           Technical   The phrase "permit rapid and economical maintenance                                               Sentence re-written
                                                        and inspection" is somewhat vague. This is legacy
  Shell Global                                          text from previous editions. There are many aspects of
  Solutions (US)                                        the motor that are not rapid to inspect (ex. rotor bar
  Inc.                                                  integrity). Unfortunately, I don't have any suggestions
  (Affirmative)                                         to improve the current wording.

  Victor Minak             2.2.2 Stator     Technical   Add:                                                                                              Added in 2.3.1.1
                           Insulation
  ExxonMobil                                            The insulation system shall contain no visible voids.
  Research &
  Engineering
  (Affirmative)
  Jim Kay                  2.2.4.1          Technical   “80% voltage” does not appear to allow for voltage          Modify the second half of the         Paragraph maintained as
                                                        recovery due to the inrush current reducing during          clause to read “. . . running speed   written
  GE Canada Large                                       acceleration. This is not a realistic condition and could   with and initial 20% voltage dip at
  Motors                                                result in added complexity in the rotor circuit, e.g.,      motor terminals."
  (Affirmative)                                         adding a starting resistor when not required.

  Jim Kay                  2.2.4.3          Technical   When specific starting details are known, a 10%             Modify note 1 to read “. . .          Sub-group established to
                                                        accelerating torque margin should be maintained             provided in clauses 2.2.3.1,          examine. (Barry, Mark and
  GE Canada Large                                       throughout the accelerating period – this may mean          2.2.4.1 and 2.2.6.1 b are not         Bill) Done. Added 2.2.4.4
  Motors                                                that the motor starting torques do not meet 2.2.6.1 b.      applicable.”

                                                                                                                                                                             page 9 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                         Ballot ID:       Date: July 27, 2012
                                                                                                                                          1096


             1                   2                3                                 4                                                 5                                 6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member        Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                             Member
                            No./Annex
                             (e.g. 3.1)

  (Affirmative)
  Jim Kay                  2.3.1.1          Technical   This clause implies that the stator leads should be           Move “including stator lead          Stator leads are attached,
                                                        VPI’d – I do not believe this is the intent.                  connections to the windings” to      and held above the resin
  GE Canada Large                                                                                                     the second sentence after the        during the VPI process.
  Motors                                                                                                              word “system”.
                                                                                                                                                           Remains as written.
  (Affirmative)
  Gabe D'Alleva            2.3.1.1          Technical   Add requirement stator insulation should be void free.        Revise second sentence to read.      Adopted, see as written
                                                        There is no other known standard that requires void           "The insulation system shall be      2.3.1.1
  ExxonMobil                                            free insulation. 4 KV windings may pass partial               'void free' and capable of
  Research &                                            discharge, power factor tip up tests due to test voltage      withstanding a sealed winding
  Engineering                                           being below partial discharge inception                       conformance test in accordance
  (NonVoter)                                                                                                          with NEMA MG 1 Part 20.

  Paul Hamer               2.3.1.1                      2.3.1.1 – See the temperature limits in IEEE Stds                                                  Paragraph allows use of
                                                        C50.12 and C50.13. Are these consistent?                                                           applicable standard.



  Paul Hamer               2.3.1.8                      2.3.1.8 – IEEE 429-1994 was withdrawn.                Is it                                        Not active, but best
                                                        active again?                                                                                      reference available.
                                                                                                                                                           (IEEE P1776 is currently
                                                                                                                                                           working to replace 429
                                                                                                                                                           and 275.)
                                                                                                                                                           No change.
  Lorraine Padden          2.4.1.1.f        Technical   Reference IEEE 1349 and NFPA 496                              f.          When specified,          Reference IEEE 1349
                                                                                                                      machines to be installed in
  Padden                                                                                                              classified Div. 2 or Zone 2 areas
  Engineering, LLC                                                                                                    shall be provided with provisions
  (Affirmative)                                                                                                       for effective pre-start purging as
                                                        2.4.1.1                                                       described on the datasheet.
                                                        f.         When specified, machines to be installed in        Reference IEEE 1349 and NFPA
                                                        classified Div. 2 or Zone 2 areas shall be provided with      496
                                                        provisions for effective pre-start purging as described
                                                        on the datasheet.
  W. Lockley               2.4.1.2.4        Technical   Celsius figures don't convert correctly to Fahrenheit for     Change equivalence to make 20        BL check TEMA
                                                                                                                                                           Standards next week and
                                                                                                                                                                            page 10 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                       Ballot ID:      Date: July 27, 2012
                                                                                                                                        1096


             1                   2                3                                 4                                               5                                 6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member     Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                          Member
                            No./Annex
                             (e.g. 3.1)

  Lockley                                               temperature rises. 20 K is 36 F and 10 K is 18 F           K to 36F and 10 K to 18 F            propose change to group.
  Engineering Ltd.
  (Affirmative)


  Royce King               2.4.2.7.9        Technical   (This comment is not a basis for the negative ballot.)     Change the jack bolt specification   Coarse is preferred by
                                                        Our company preference is for the jack bolts to be         to UNC or UNF threads as             SOME. Both coarse and
  ConocoPhillips                                        UNF threads so that the movement is more precise.          specified and put a place on the     fine work, but when the
  (Negative)                                                                                                       data sheet for the user to make a    bolts are lost, coarse bolts
                                                                                                                   selection.                           are more available.




  Jim Kay                  2.4.2.10         Technical   Some manufacturers utilize an epoxy mounted dowel –        Add “The use of an epoxy             “… space for field drilling
                                                        this eliminates the need for on-site machining and fully   mounted dowel arrangement is         and reaming (if
  GE Canada Large                                       meets the intent of this clause.                           an acceptable alternative.” at the   required)….
  Motors                                                                                                           end of the second sentence.
  (Affirmative)
  Paul Hamer               2.4.5.1.2 b                  2.4.5.1.2.b – Does this item even apply in the                                                  Keep paragraph as
                                                        case of two-pole synchronous construction? I                                                    written.
                                                        believe it does not and should be deleted.


  Paul Hamer               2.4.6.2.7.1                  2.4.6.2.7.1.c – Phase to ground faults are almost                                               Added in
                           c                            never a consideration (due to resistance
                                                        grounding of the neutral). Did the TF mean
                                                        “…such as start-up of synchronous electric
                                                        motors and generator phase-to-phase or phase-
                                                        to-ground three-phase faults.”?


  Jim Kay                  2.4.6.2.6 c      Technical   What is a “coupling plane of flexure”?                     Need to review and provide a         Removed “plane of
                                                                                                                   better description to clarify.       flexure”
  GE Canada Large
  Motors

                                                                                                                                                                          page 11 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                   Ballot ID:     Date: July 27, 2012
                                                                                                                                    1096


             1                   2                3                                4                                            5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

  (Affirmative)
  Royce King               2.4.7.1.14       Technical   (This comment is not a basis for the negative ballot)     See the Comment section. Make    No change to paragraph.
                                                                                                                  API 546 and API 610 consistent
  ConocoPhillips                                                                                                  on temperature.
  (Negative)                                            There is not a lot of difference between bearings in
                                                        pumps and bearings in motors. The API 546
                                                        document and the API 610 document are not
                                                        consistent.


                                                        Consider making this paragraph consistent with API
                                                        610 10th ed. which states:


                                                        Sufficient cooling, including an allowance for fouling,
                                                        shall be provided to maintain oil and bearing
                                                        temperatures as follows, based on the specified
                                                        operating conditions and an ambient temperature of 43
                                                        °C
                                                        (110 °F):
                                                        a) for pressurized systems, oil outlet temperature
                                                        below 70 °C (160 °F) and bearing metal temperatures
                                                        (if bearing-temperature sensors are supplied) less than
                                                        93 °C (200 °F). During shop testing, and under the
                                                        most adverse specified operating conditions, the
                                                        bearing-oil temperature rise shall not exceed 28 K
                                                        (50 °R);
                                                        b) for ring-oiled or splash systems, oil sump
                                                        temperature below 82 °C (180 °F). During shop
                                                        testing, the sump oil temperature rise shall not exceed
                                                        40 K (70 °R) and (if bearing-temperature sensors are
                                                        supplied) outer ring temperatures shall not exceed 93
                                                        °C (200 °F).



                                                                                                                                                                   page 12 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                       Ballot ID:      Date: July 27, 2012
                                                                                                                                        1096


             1                   2                3                                 4                                               5                               6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member      Proposed change by the Voting         Comment Resolution
  (Vote)                    Subclause        Comment                                                                           Member
                            No./Annex
                             (e.g. 3.1)



  Lorraine Padden          2.4.8.5          Technical   API documents should prohibit common lube oil               2.4.8.5    MOTOR AND                Partially adopted as Note
                                                        systems of motors/generators with equipment that is         GENERATOR COMMON LUBE               2.
  Padden
                                                        handling flammable/combustible materials. The               OIL SYSTEMS ARE
  Engineering, LLC
                                                        documented events in IEEE 1349 show the majority            PROHIBITED WITH
  (Affirmative)                                         were directly related to problems with common lube oil      EQUIPMENT HANDLING
                                                        systems introducing flammables into the motor               FLAMMABLE OR
                                                        housings and subsequently contributing to the events.       COMBUSTIBLE MATERIALS.
                                                        In addition, there was a generator event with a similar     Where oil is supplied from a
                                                        problem which had been reported. Other unreported           common system to two or more
                                                        events have been mentioned which were directly              machines (such as a
                                                        attributed to common lube oil systems. In IEEE Std.         compressor, a gear, and a
                                                        242-2001 (Buff Book), Chapter 10, Motor                     motor), the oil's characteristics
                                                        Protection,10.5.3.3.4 Fire detection and                    will be specified on the data
                                                        protection..."For fire detection and protection, the        sheets by the purchaser on the
                                                        following items should be considered: (c) ... Lubricating   basis of mutual agreement with
                                                        systems of gas compressors or hydrocarbon pumps             all vendors supplying equipment
                                                        should be kept separate from the motor to preclude          served by the common oil
                                                        combustibles and flammables from entering the motor         system.
                                                        through the oil system."

                                                                                                                    Note: The usual lubricant
                                                        This mode of failure with possible significant event        employed in a common oil
                                                        should be prevented by API standards.                       system is a hydrocarbon oil that
                                                                                                                    corresponds to ISO Grade 32, as
                                                                                                                    specified in ISO 3448.
                                                        2.4.8.5    Where oil is supplied from a common
                                                        system to two or more machines (such as a
                                                        compressor, a gear, and a motor), the oil's
                                                        characteristics will be specified on the data sheets by
                                                        the purchaser on the basis of mutual agreement with
                                                        all vendors supplying equipment served by the
                                                        common oil system.


                                                        Note: The usual lubricant employed in a common oil
                                                        system is a hydrocarbon oil that corresponds to ISO

                                                                                                                                                                        page 13 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                         Ballot ID:      Date: July 27, 2012
                                                                                                                                          1096


             1                   2                3                                 4                                                 5                               6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member       Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                            Member
                            No./Annex
                             (e.g. 3.1)

                                                        Grade 32, as specified in ISO 3448.


  Royce King               2.4.8.6          Technical   (This comment is not a basis for the negative ballot)        Change the reference in 2.4.8.6      included
                                                        There is a new industry standard, ISO 10438, that            from API 614 to ISO 10438.
  ConocoPhillips                                        covers pressurized oil systems. The intent of the new
  (Negative)                                            document is to update and replace API Standard 614.

  Jim Kay                  2.5.1.5          Technical   Should this be an optional item? It is an option on the      Add a bullet and “When               Bulleted
                                                        data sheet.                                                  specified” or delete the option on
  GE Canada Large                                                                                                    the data sheet.
  Motors
  (Affirmative)
  Jim Kay                  2.5.3.3          Technical   A 48 hour burn-in of rotating electronic components          Show as a “when specified”.          adopted
                                                        will result in a substantial increase in cost and
  GE Canada Large                                       manufacture time of both complete motors and spare
  Motors                                                or replacement parts while providing a very limited
  (Affirmative)                                         increase in reliability.

  Jim Kay                  2.5.3.8          Technical   Continuation of operation at rated output with an open       Delete clause or add a note that     Clause deleted.
                                                        circuit failure of a single diode should be considered to    discussions with the motor
  GE Canada Large                                       be a normal requirement. However continuation of             supplier should take place before
  Motors                                                operation with a short circuited failure of a single diode   selecting this option as it will
  (Affirmative)                                         would require either the use of parallel diodes and          have an adverse impact on
                                                        rotating fuses or the use of series diodes with a            reliability.
                                                        substantial increase in the number of components.
                                                        The complexity of the proposed assembly would result
                                                        in a decrease in the overall reliability compared to that
                                                        which is provided by basic rotating diode bridge circuit
                                                        assemblies with substantial margins between device
                                                        ratings and actual operating parameters.
  Jim Kay                  2.5.3.9          Technical   Added complexity required that will adversely impact         Replace clause with the following    Paragraph re-written to
                                                        reliability. Perhaps has merit on systems that utilize a     “When specified, for motor           committee consensus
  GE Canada Large                                       rotor mounted synchronizing module.                          excitation system designs that
  Motors                                                                                                             require the use of rotor mounted
  (Affirmative)                                                                                                      field application and control
                                                                                                                     modules, the manufacture shall
                                                                                                                     provide a test device and means
                                                                                                                                                                            page 14 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                      Ballot ID:     Date: July 27, 2012
                                                                                                                                       1096


             1                     2              3                                 4                                              5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member     Proposed change by the Voting        Comment Resolution
  (Vote)                    Subclause        Comment                                                                          Member
                            No./Annex
                             (e.g. 3.1)

                                                                                                                  to easily connect to all rotating
                                                                                                                  electronic devices that will test
                                                                                                                  and simulate the action of the
                                                                                                                  rotating field application and
                                                                                                                  control devices.”
  Jim Kay                  2.5.3.12         Technical   Reference to 2.5.2.2 is incorrect.                        Replace 2.5.2.2 with “2.2.5.2”.     done
  GE Canada Large
  Motors
  (Affirmative)
  Jim Kay                  2.5.3.12         Technical   The resistor thermal capacity clause would lead to a      Replace second to last sentence     Adopted with modifications
                                                        significant size increase that would adversely impact     with “The resistor thermal
  GE Canada Large                                       rotor dynamics on 4 and 6 pole machines and add           capacity shall meet the starting
  Motors                                                additional rotor- mounted components to slower speed      capability requirements that are
  (Affirmative)                                         motors.                                                   defined for repeated starts and
                                                                                                                  margins in excess of expected
                                                                                                                  acceleration times that are
                                                                                                                  specified in sections 2.2.5.2 and
                                                                                                                  2.2.5.4.”
  Jim Kay                  3.1.1            Technical   Incorrect NEMA reference.                                 “Part 20” should change to “Part    done
                                                                                                                  21”
  GE Canada Large
  Motors
  (Affirmative)
  Jim Kay                  3.1.4            Technical   No reference in data sheet.                               Either delete the bullet or add     Field added in DS
                                                                                                                  additional field in data sheet.
  GE Canada Large
  Motors
  (Affirmative)
  Louis Barrios            3.1.4            Technical   Should "all vertical gasketed surfaces" change to "all                                        Language clarified
                                                        horizontal gasketed surfaces". Unless I'm reading this
  Shell Global                                          incorrectly, I thought we were more concerned about
  Solutions (US)                                        moisture accumulating on a horizontal surface rather
  Inc.                                                  than a vertical surface.
  (Affirmative)

                                                                                                                                                                      page 15 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                      Ballot ID:       Date: July 27, 2012
                                                                                                                                       1096


             1                     2              3                                 4                                              5                                  6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting           Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

  Jim Kay                  3.1.5            Technical   Incorrect NEMA reference.                                 I’m not sure which is the correct     Reference is correct
                                                                                                                  reference?!
  GE Canada Large
  Motors
  (Affirmative)
  Lorraine Padden                           Technical   Align Space Heaters with IEEE 1349                        3.4.2                  Space          Revised to:
                                                        recommendations 160C which is 80% of AIT                  heaters shall be low power
  Padden                                                                                                                                                Unless otherwise
                                                        recommendation of 200C. Also note 80% limit from          density, single or three phase,
  Engineering, LLC                                                                                                                                      specified, the surface
                                                        NEC.                                                      with a frequency and voltage as
  (Affirmative)                                                                                                   specified, with all energized parts   temperature of the
                                                                                                                  covered. Low dissipation space        heating element shall
                                                                                                                                                                        o      o
                                                        3.4.2                   Space heaters shall be low        heaters (surface temperature of       not exceed 160 C (320
                                                        power density, single or three phase, with a frequency    the heating element shall not         F).
                                                        and voltage as specified, with all energized parts        exceed 80% OF THE AIT OR
                                                        covered. Low dissipation space heaters (surface           160oC [320o F]WHICHEVER IS
                                                        temperature of the heating element shall not exceed       LOWER) shall be provided and
                                                        160oC [320o F]) shall be provided and completely          completely wired using high
                                                        wired using high temperature insulation lead material     temperature insulation lead
                                                        of types FEPB, NI, and SA. The wiring shall be            material of types FEPB, NI, and
                                                        brought out to a separate terminal box. The heaters       SA. The wiring shall be brought
                                                        shall be installed inside the enclosure in a location     out to a separate terminal box.
                                                        suitable for easy removal and replacement. Heaters        The heaters shall be installed
                                                        shall be located and insulated so that they do not        inside the enclosure in a location
                                                        damage components or finish. Any type of heater that      suitable for easy removal and
                                                        contacts the surface of the stator winding is not         replacement. Heaters shall be
                                                        acceptable.                                               located and insulated so that they
                                                                                                                  do not damage components or
                                                                                                                  finish. Any type of heater that
                                                        Ć          3.4.3                Space heaters shall be   contacts the surface of the stator
                                                        arranged so that heat is radiated from both sides to      winding is not acceptable.
                                                        provide uniform heating of the stator windings. The
                                                        heaters shall maintain the temperature of the motor
                                                        windings at approximately 9„aF (5„aC) above the           ƒÜ         3.4.3
                                                        ambient temperature. The surface temperature of the                  Space heaters shall
                                                        heater elements shall not be greater than 200„aC or       be arranged so that heat is
                                                        the value listed on the datasheet.                        radiated from both sides to
                                                                                                                  provide uniform heating of the
                                                                                                                  stator windings. The heaters
                                                                                                                                                                          page 16 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                       Ballot ID:      Date: July 27, 2012
                                                                                                                                        1096


             1                   2                3                                 4                                               5                                 6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member      Proposed change by the Voting         Comment Resolution
  (Vote)                    Subclause        Comment                                                                           Member
                            No./Annex
                             (e.g. 3.1)

                                                                                                                    shall maintain the temperature of
                                                                                                                    the motor windings at
                                                                                                                    approximately 9„aF (5„aC) above
                                                                                                                    the ambient temperature. The
                                                                                                                    surface temperature of the heater
                                                                                                                    elements shall not be greater
                                                                                                                    than 80% OF THE AIT OR
                                                                                                                    160oC [320o F]WHICHEVER IS
                                                                                                                    LOWER or the value listed on the
                                                                                                                    datasheet.


  Jim Kay                  3.4.2/3          Technical   Two different surface temperatures are referenced in        Delete section shown in             Temperature removed in
                                                        these paragraphs.                                           parenthesis in clause 3.4.2.        3.4.3. See 3.4.2.
  GE Canada Large
  Motors
  (Affirmative)
  Jim Kay                  3.6.2.3          Technical   Maximum lead length looks to be too tight for a Type II     Delete the second half of the       No change
                                                        box.                                                        second sentence beyond the
  GE Canada Large                                                                                                   word “possible.”
  Motors
  (Affirmative)
  Jim Kay                  3.6.4.2          Technical   6.9kV devices should be tested at 15kV.                     Add the word “above” in front of    Adopted
                                                                                                                    the first “6.9kV” in the second
  GE Canada Large                                                                                                   sentence. Add the word “or”
  Motors                                                                                                            between “at” and “less”.
  (Affirmative)
  Jim Kay                  3.9              Technical   Add additional clause suggesting the use of liquid tight    Add “3.9.4 Liquid tight flexible    Not adopted
                                                        flexible metal conduit on machines shipped                  metal conduit can be utilized
  GE Canada Large                                       disassembled, i.e., not rigid conduit which makes           without the limit shown in clause
  Motors                                                assembly in the field more difficult.                       3.9.2 on machines that are
  (Affirmative)                                                                                                     shipped disassembled.”

  Gabe D'Alleva            4.3.1.4          Technical   Terminal boxes should be attached to motor during           Revise second sentence to read.     Deleted sentence.
                                                        factory testing. Rationale for this is: motor operates in   Terminal boxes may 'not' be
  ExxonMobil                                            field with terminal box attached; and factory testing       excluded.
  Research &                                            without terminal box prevents the witnessed factory
                                                                                                                                                                          page 17 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                       Ballot ID:      Date: July 27, 2012
                                                                                                                                        1096


             1                   2                3                                 4                                               5                               6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member     Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                          Member
                            No./Annex
                             (e.g. 3.1)

  Engineering                                           verification and testing of auxiliary devices mounted
                                                        in/on terminal box at factory. When machine is
  (NonVoter)                                            commissioned failed auxiliary components found in
                                                        field can not be replaced in time due to machine is in
                                                        critical service and non-spared, and critical start up
                                                        schedule. Thus potentially resulting in forced start up
                                                        with nonfunctional terminal box equipment health
                                                        monitoring components.
  Gabe D'Alleva            4.3.4.2.1 c)     Technical   Add sentance stating there shall be no visiable voids in   Add second sentence to read "        Adopted
                                                        cut sacrifical coil test segments.                         There shall be no visible voids in
  ExxonMobil                                                                                                       the cut segments."
  Research &
  Engineering
  (NonVoter)
  Paul Hamer                                            New item (not part of the negative ballot).                                                     Adopted
                                                        Suggest addition after 4.3.5.2, use 4.3.5.3, and                        4.3.5.3 Heat
                                                        re-number subsequent paragraphs as required                              Exchanger
                                                        (or locate in other appropriate place):                                  Performance
                                                                                                                                 Verification Test

                                                                                                                            When specified for
                                                                                                                            machines         with
                                                                                                                            TEWAC            heat
                                                                                                                            exchangers,       the
                                                                                                                            performance of the
                                                                                                                            heat exchanger shall
                                                                                                                            be      demonstrated.
                                                                                                                            The test shall be
                                                                                                                            conducted during a
                                                                                                                            heat run of at least
                                                                                                                            four hours with the
                                                                                                                            cooling water flow
                                                                                                                            and       temperature
                                                                                                                            maintained as close
                                                                                                                            as practical to rated
                                                                                                                            conditions while the
                                                                                                                                                                        page 18 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                  Ballot ID:       Date: July 27, 2012
                                                                                                                                   1096


             1                   2                3                               4                                            5                                6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member   Proposed change by the Voting        Comment Resolution
  (Vote)                    Subclause        Comment                                                                        Member
                            No./Annex
                             (e.g. 3.1)

                                                                                                                        machine is operating
                                                                                                                        as close as practical
                                                                                                                        to    rated     voltage,
                                                                                                                        current,             and
                                                                                                                        frequency.       During
                                                                                                                        this test, all pertinent
                                                                                                                        mechanical,
                                                                                                                        electrical,
                                                                                                                        temperature, and flow
                                                                                                                        rate data shall be
                                                                                                                        recorded. The heat
                                                                                                                        exchanger air outlet
                                                                                                                        temperature shall not
                                                                                                                        exceed the specified
                                                                                                                        value, usually 40
                                                                                                                        degrees C.       If the
                                                                                                                        heat exchanger test
                                                                                                                        at rated conditions is
                                                                                                                        not possible due to
                                                                                                                        either the machine
                                                                                                                        size or the test facility
                                                                                                                        capabilities,        the
                                                                                                                        vendor and purchaser
                                                                                                                        shall jointly develop a
                                                                                                                        test     method        to
                                                                                                                        satisfactorily
                                                                                                                        demonstrate the heat
                                                                                                                        exchanger
                                                                                                                        performance.      Note:
                                                                                                                        If a complete test is
                                                                                                                        specified, this heat
                                                                                                                        exchanger test may
                                                                                                                        be     performed       in
                                                                                                                        conjunction with the
                                                                                                                        heat run required as
                                                                                                                        part of the complete
                                                                                                                                                                    page 19 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                       Ballot ID:     Date: July 27, 2012
                                                                                                                                        1096


             1                   2                3                                4                                                5                                6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

                                                                                                                           test.

                                                                                                                  An addition is also required
                                                                                                                  on the Data Sheets for this
                                                                                                                  item


  Lorraine Padden          4.3.5.5          Technical   4.3.5.5 ADD....                                           4.3.5.5 ADD....                      Not adopted
                           ADD
  Padden                                                EXPOSDED SURFACE TEMPERATURE TEST                         EXPOSDED SURFACE
  Engineering, LLC                                                                                                TEMPERATURE TEST
  (Affirmative)                                                                                                   When specified for motors
                                                                                                                  installed in classified areas, the
                                                                                                                  exposed surface temperture test
                                                                                                                  shall be performed as mutually
                                                                                                                  agreed upon by the user and
                                                                                                                  manufacturer. Reference IEEE
                                                                                                                  1349 for guidance.
  Royce King               4.3.3.10.1       Technical   (This comment is not a basis for the negative ballot.)    Change API 546 requirements in       Not adopted
                           thru                                                                                   this area to agree with the API
  ConocoPhillips           4.3.3.10.5                                                                             610 10th edition requirements.
  (Negative)                                            The API 546 requirements for vibration are not
                                                        consistent with the API 610 10th edition. The two
                                                        documents should be consistent.
  Paul Hamer               6.2.2.2                      For generators:                                                                                Keep line to ground in.
                                                        a. Short circuit currents vs. time for three phase,
                                                        line to line and line to ground fault conditions.

                                                                 Is the line-to-ground fault really
                                                                 necessary?      Generators are almost
                                                                 always    resistance    or    impedance
                                                                 grounded.        Motors    are   always
                                                                 ungrounded.

                                                        Also, propose to add to Section 6.2.2, for both
                                                        motors and generators:
                                                                                                                                                                         page 20 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                     Ballot ID:     Date: July 27, 2012
                                                                                                                                      1096


             1                   2                3                                4                                              5                                6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting        Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)


                                                        6.2.2.2.3 For both motors and generators:
                                                                                                                                                     Adopted
                                                        Information shall be supplied to facilitate a
                                                        preliminary power system short-circuit analysis
                                                        by the user. The required machine parameters
                                                        include Xdv″ (rated voltage subtransient
                                                        reactance), X2v (rated voltage negative-sequence
                                                        reactance), Ta3 (rated voltage armature time
                                                        constant (seconds)), rated MVA, and rated
                                                        terminal voltage.

                                                                 Note: IEEE Std C37.010, Table 8,
                                                                 footnote “a,” describes the use of the
                                                                 above information to determine the
                                                                 effective resistance to be used for the
                                                                 X/R of the machine during short circuit
                                                                 calculations.

                                                        (Blanks for this information may need to be
                                                        included on the Data Sheet as “□” proposal
                                                        items)


  Lorraine Padden          Data sheets      Technical   Data sheets page 1                                        Data sheets page 1                 Not adopted
                           - page 1
  Padden
  Engineering, LLC
                                                        for rotor and stator temperature rises, add references    for rotor and stator temperature
  (Affirmative)                                         to 2.1.8, 2.1.9                                           rises, add references to 2.1.8,
                                                                                                                  2.1.9
                                                        Add not to exceed 200C
                                                                                                                  Add not to exceed 200C
  Lorraine Padden          Data sheet       Technical   Data sheet page 3                                                                            Partially Adopted
                           s- page 3
  Padden                                                Lubrication - For common with Driven Equipment
  Engineering, LLC
                                                        add reference 2.4.8.4 and 2.4.8.5
  (Affirmative)

                                                                                                                                                                       page 21 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                     Ballot ID:      Date: July 27, 2012
                                                                                                                                      1096


             1                   2                3                                 4                                             5                                 6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member     Proposed change by the Voting        Comment Resolution
  (Vote)                    Subclause        Comment                                                                          Member
                            No./Annex
                             (e.g. 3.1)

  Lorraine Padden          Data sheets      Technical   Special Seals for Gas Purge                                                                   Not adopted. 2.4.7.3
                           - page 8                                                                                                                   covers
  Padden                                                add reference 2.4.1.1.f
  Engineering, LLC
  (Affirmative)
  Lorraine Padden          Data             Technical   Add: Exposed Surface Temperature Test                                                         Not adopted
                           Sheets -
  Padden                   page 11                      reference 4.3.5.5
  Engineering, LLC
  (Affirmative)
  Lorraine Padden          Appendix E,      Technical   Line 14 - 15 -- "Stator Temperature Rise" and "Rotor       Line 14 - 15 -- "Stator            Not adopted
                           Line 14-15                   Temperature Rise" -                                        Temperature Rise" and "Rotor
  Padden
                                                                                                                   Temperature Rise" -
  Engineering, LLC                                      Add restrictions for classified areas to align with IEEE
                                                        1349 and include the reference.                            Add: For classified areas, the
  (Affirmative)
                                                                                                                   maximum exposed surface
                                                                                                                   temperture shall not exceed the
                                                                                                                   AIT or 200C, whichever is less.
                                                                                                                   For guidance refer to IEEE 1349.
  Paul Hamer               Data sheets                  Comments on Appendices A and B                                                                 Adding to top of each
                                                                                                                                                      page of Data Sheet: “Bold
                                                        Why are some of the blank bullets pre-                                                        indicates typical selection”,
                                                        completed? If other selections are made during                                                and also remove solid
                                                        the machine specification, this will create                                                   bullets. BL to put some
                                                        confusion.    Items that are specified in the                                                 words in the Guides to
                                                                                                                                                      emphasize this.
                                                        standard’s text as a normal (not a “when
                                                        specified” item) requirement should not be
                                                        repeated on the Data Sheets. A comprehensive
                                                        proofread should be made of all paragraph
                                                        numbers corresponding to bulleted items in the
                                                        text and within the Data Sheet Guides
                                                        (Appendices D and E).

                                                        Line 11 of the motor customary units data sheet
                                                        (same comment applies to the other data
                                                        sheets):    Shop Inspection (4.1.1)    - There
                                                                                                                                                                        page 22 of 40
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                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                     Ballot ID:   Date: July 27, 2012
                                                                                                                                      1096


             1                   2                3                               4                                               5                            6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

                                                        appears to be no need for this data sheet item                                             Adopted, 4.1.1 revised
                                                        since it always applies in some form. Suggest
                                                        delete this item and the bullet on Section 4.1.1.




                                                        Comments on Appendix C

                                                        Recommend adding a new category B.6 for                                                    Adopted
                                                        “motors and generators:”

                                                                a.   Reactances and time constants
                                                                necessary for short circuit and stability
                                                                analysis. (normally for Review and Final)

                                                                b. Information to facilitate a preliminary
                                                                power system short-circuit analysis
                                                                .(normally for Proposal).

                                                        The data sheet is the best place for the specifics.


  Paul Hamer                                            Comments on Appendix D                                    (Also see complete lista t       Adopted
                                                                                                                  bottonm of this document)
                                                        Global: The newest NFPA 497, issued in 2004,
                                                        deleted the “M” suffix.      (NFPA 497-2004,
                                                        Recommended Practice for the Classification of
                                                        Flammable Liquids, Gases, or Vapors and of
                                                        Hazardous (Classified) Locations for Electrical
                                                        Installations in Chemical Process Areas);
                                                        locations where GD2/WK2 appear need to be
                                                                                   2    2
                                                        looked at and changed to GD /WK

                                                        Check the NFPA document for addition of more
                                                        materials. As a starting point, use this:
                                                                                                                                                                   page 23 of 40
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  Ballot: API 546 Draft Review                          Proposal:                                                                  Ballot ID:     Date: July 27, 2012
                                                                                                                                   1096


             1                   2                3                               4                                            5                               6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member   Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                        Member
                            No./Annex
                             (e.g. 3.1)

                                                                                                                                                  Bill Lockley will update




                                                                                                                                                                    page 24 of 40
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                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                  Ballot ID:     Date: July 27, 2012
                                                                                                                                   1096


             1                   2                3                               4                                            5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member   Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                        Member
                            No./Annex
                             (e.g. 3.1)




                                                                                                                                                                  page 25 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                      Ballot ID:       Date: July 27, 2012
                                                                                                                                       1096


             1                   2                3                                4                                               5                                  6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member     Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                          Member
                            No./Annex
                             (e.g. 3.1)

  Paul Hamer               Appendix D                   Page 18, Line 10 – “Fault Withstand is now a                                                    Adopted as a requirement
                                                        requirement. Should it be listed as a choice?                                                   and deleted from DS and
                                                                                                                                                        DS guide

  Paul Hamer               Appendix E                   Comments on Appendix E

                                                        Global: Locations where GD2/WK2 appear need
                                                                                         2   2
                                                        to be looked at and changed to GD /WK                                                           Done


                                                        Page 12, Lines 22 and 24.           Self-balancing
                                                        schemes can be used on the smaller ratings,                                                     Agreed
                                                        particularly small GT units that may be connected
                                                        to a 13.8 kV bus. I would leave it as a choice.

                                                        Page 14, Line 33 – “Fault Withstand” is now a
                                                                                                                                                        Now mandatory, choice
                                                        requirement. Should it be listed as a choice?
                                                                                                                                                        removed
                                                        Pages 14-15, Lines 3, 4, 5: “Temperature code”                                                  Bill Lockley to update
                                                        See comments on NFPA 497, above.


  Lorraine Padden          Appendix E,      Technical   Show Class, Zone, Group...in this order....                                                     Not adopted
                           Line 19-20
  Padden
  Engineering, LLC
                                                        Line 18 - 19 --Area Classification "Class__, Division__,   Line 18 - 19 --Area Classification
  (Affirmative)                                         Group__, or Zone___, Class___, Group___ or                 "Class__, Division__, Group__,
                                                        Nonclassified"                                             or Class___, Zone___, Group___
                                                                                                                   or Nonclassified"
  Lorraine Padden          Appendix E       Technical   Change 250C to 200C to align with IEEE 1349 guide.         Line 19 -- "Autoignition             Changed to 200
                                                        Update reference NFPA 497 and this list is not             Temperature " - If nothing is
  Padden                                                                                                           entered, >200°C is assumed for
                                                        "complete".
  Engineering, LLC                                                                                                 any ignitable vapors or gases
  (Affirmative)                                                                                                    that may exist around the motor
                                                        Line 19 -- "Autoignition Temperature " - If nothing is     while it is in service. Some
                                                        entered, 250°C is assumed for any ignitable vapors or      liquids have ignition temperatures

                                                                                                                                                                          page 26 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                            Ballot ID:         Date: July 27, 2012
                                                                                                                                             1096


             1                   2                3                                  4                                                   5                                  6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member          Proposed change by the Voting             Comment Resolution
  (Vote)                    Subclause        Comment                                                                               Member
                            No./Annex
                             (e.g. 3.1)

                                                        gases that may exist around the motor while it is in           200°C OR LOWER, and must be
                                                        service. Some liquids have ignition temperatures               listed here. See the current
                                                        lower than 250°C, and must be listed here. See the             edition of NFPA 497 for a listing
                                                        current edition of NFPA 497M for a complete listing of         of these liquids.
                                                        these liquids.
  Lorraine Padden          Appendix E       Technical   Use the term classified and reference IEEE 1349 and            Line 12 – “Provision for Pre-Start
                                                        NFPA 496.                                                      Purging” Specify this for
  Padden                                                                                                               CLASSIFIED (hazardous)
  Engineering, LLC                                                                                                     locations if it is desired to replace
  (Affirmative)                                         Line 12 – “Provision for Pre-Start Purging” Specify this       all the possibly explosive
                                                        for hazardous locations if it is desired to replace all the    atmosphere with air from a non
                                                        possibly explosive atmosphere with air from a non              hazardous location before
                                                        hazardous location before starting.                            starting. REFER TO IEEE 1349
                                                                                                                       AND NFPA 496 FOR
                                                                                                                       GUIDANCE.
  Lorraine Padden          Appendix E       Technical   API should prohibit common lube oil system with                Line 19-- "System Supplied By,           Not adopted. BL to add
                                                        equipment handling flammable/combustible materials             Common with Driven Equipment”            cautionary note from the
  Padden                                                                                                               - MOTOR/GENERATOR                        base document into the
                                                        because of the documented events noted in IEEE
  Engineering, LLC                                                                                                     COMMON LUBE OIL SYSTEMS                  motor & generator DS
                                                        1349 and other industry reports. See also IEEE 242-
  (Affirmative)                                         2001 Buff Book, Chapter 10.                                    ARE PROHIBITED WITH                      guides.
                                                                                                                       EQUIPMENT HANDLING
                                                                                                                       FLAMMABLE OR
                                                        Line 19-- "System Supplied By, Common with Driven              COMBUSTIBLE MATERIALS.
                                                        Equipment” - When the driven-equipment has a                   When the driven-equipment has
                                                        pressurized-lubrication system, the motor typically is         a pressurized-lubrication system,
                                                        fed from the same system, although shared systems              the motor typically is fed from the
                                                        pose a risk of gasses from the driven equipment                same system, although shared
                                                        entering the motor through the lube system. This               systems pose a risk of gasses
                                                        space is for selecting such a system, designating its          from the driven equipment
                                                        supplier, the lubricating oil type, quantity of oil, and the   entering the motor through the
                                                        supply pressure. An oil system is typically supplied by        lube system. This space is for
                                                        the driven-equipment supplier.                                 selecting such a system,
                                                                                                                       designating its supplier, the
                                                                                                                       lubricating oil type, quantity of oil,
                                                                                                                       and the supply pressure. An oil
                                                                                                                       system is typically supplied by
                                                                                                                       the driven-equipment supplier.
                                                                                                                       REFER TO IEEE 1349 AND
                                                                                                                                                                                page 27 of 40
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                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                      Ballot ID:      Date: July 27, 2012
                                                                                                                                       1096


             1                   2                3                                4                                               5                               6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

                                                                                                                  IEEE 242-2001 CHAPTER 10.
  Lorraine Padden          Appendix E       Technical   Per NFPA 70, NEC, space heaters are limited to 80%        Line 40: “Temperature code” –        160 C adopted
                                                        of the AIT. Refer to recommendations in IEEE 1349,        This is defined as the maximum
  Padden                                                                                                                                               497 correction done from
                                                        limit space heater temperature not to exceed 160C.        temperature permitted at the
  Engineering, LLC                                                                                                                                     PH comment
                                                        Update reference to NFPA 497. Update list as per the      surface of the heater element,
  (Affirmative)                                         text to less than 200C.                                   which could be a source of
                                                                                                                  ignition in an explosive
                                                                                                                  atmosphere. For Class I (gas or
                                                        Line 40: “Temperature code” – This is defined as the      vapor) Group A, B, C or D
                                                        maximum temperature permitted at the surface of the       locations, specify the Code for
                                                        heater element, which could be a source of ignition in    the lesser of 160C or 80% of the
                                                        an explosive atmosphere. For Class I (gas or vapor)       autoignition temperature from
                                                        Group A, B, C or D locations, specify the Code for the    NFPA 497 for the specified gas
                                                        lesser of 200C or 80% of the autoignition temperature     or vapor involved. The chart
                                                        from NFPA 497M for the specified gas or vapor             below is taken from NFPA 497
                                                        involved. The chart below is taken from NFPA 497M         and lists liquids with an AIT less
                                                        and lists liquids with an AIT less than 200 C.            than 200 C.


                                                                                                                  Update list to less than 200C
  Lorraine Padden          Appendix E       Technical   Align the maximum space heater temperature with           Line 13: “Frame space heaters” –     Done from previous
                                                        200C AIT, which is 160C Space heater, reference           All motors should include space      changes
  Padden                                                                                                          heaters. Normally, the
                                                        IEEE 1349. Update reference NFPA 497.
  Engineering, LLC                                                                                                "manufacturer's standard" bar        1349 reference not
                                                                                                                  type heater sheath material is       adopted
  (Affirmative)
                                                        Line 13: “Frame space heaters” – All motors should        acceptable, but stainless steel or
                                                        include space heaters. Normally, the "manufacturer's      other material could be specified.
                                                        standard" bar type heater sheath material is              Flexible belt type space heaters
                                                        acceptable, but stainless steel or other material could   should be avoided, and any type
                                                        be specified. Flexible belt type space heaters should     of heater that contacts the
                                                        be avoided, and any type of heater that contacts the      surface of the motor winding is
                                                        surface of the motor winding is not acceptable. Specify   not acceptable. Specify 120- or
                                                        120- or 240-volt, single-phase or 208- or 480-volt,       240-volt, single-phase or 208- or
                                                        three-phase power, depending on what power source         480-volt, three-phase power,
                                                        would be available with the motor shut down.              depending on what power source
                                                        Temperature Code is defined by the maximum                would be available with the motor
                                                        temperature permitted at the surface of the heater        shut down. Temperature Code is
                                                        element, which could be a source of ignition in an        defined by the maximum
                                                                                                                                                                       page 28 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                      Ballot ID:      Date: July 27, 2012
                                                                                                                                       1096


             1                   2                3                                 4                                              5                                 6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

                                                        explosive atmosphere if the element is too hot. For       temperature permitted at the
                                                        Class I (gas or vapor) Group A, B, C or D locations,      surface of the heater element,
                                                        specify the Code for the lesser of 200C or 80% of the     which could be a source of
                                                        autoignition temperature from NFPA 497M for the           ignition in an explosive
                                                        specified gas or vapor involved.                          atmosphere if the element is too
                                                                                                                  hot. For Class I (gas or vapor)
                                                                                                                  Group A, B, C or D locations,
                                                                                                                  specify the Code for the lesser of
                                                                                                                  160C or 80% of the autoignition
                                                                                                                  temperature from NFPA 497 for
                                                                                                                  the specified gas or vapor
                                                                                                                  involved. Refer to IEEE 1349 for
                                                                                                                  guidance.
  Lorraine Padden          Appendix E       Technical   Add: Exposed Surface Temperature Test...4.3.5.5 and       Line 25: “Other”—Examples of
                                                        reference IEEE 1349                                       other analysis, inspection, or
  Padden
                                                                                                                  tests that might be specified are
  Engineering, LLC
                                                                                                                  as follows:
  (Affirmative)
                                                        Line 25: “Other”—Examples of other analysis,
                                                                                                                  Motor/Generator Exposed
                                                        inspection, or tests that might be specified are as       surface temperture tests may be
                                                        follows:                                                  requested for motors installed in    Not adopted
                                                                                                                  classified locations. This tests
                                                                                                                  may be considered when the AIT
                                                                                                                  is low, particularly less than
                                                                                                                  200C, and/or the normal
                                                                                                                  operating temperature of the
                                                                                                                  motor at rated conditions may
                                                                                                                  approach the AIT. Refer to IEEE
                                                                                                                  1349 for various test options and
                                                                                                                  information.
  Paul Hamer                                            Comments on Appendix F                                                                         Agreed, latest version
                                                                                                                                                       needed for verification
                                                        Assume that this is a duplicate from the S/C on
                                                        Mechanical Equipment.



                                                                                                                                                                         page 29 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                    Ballot ID:    Date: July 27, 2012
                                                                                                                                     1096


             1                     2              3                                  4                                           5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

  Paul Hamer                                            Comments on Appendix G                                                                     done

                                                        There appears to be a typo on Figures G1 and
                                                        G3 hot vibration vector (annotations).


  Paul Hamer                                            Comments on Appendix H

                                                        Is Rev 22 of the standard paragraphs the latest?
                                                        Change the wording to reference the API 546
                                                        paragraphs (in 4.3.5.3), and not API 541.

                                                        COMMENTS BELOW ARE EDITORIAL
  Louis Barrios            Entire           Editorial   The use of english units and metric units is not                                           adopted
                           Document                     consistent throughout the document. For example, in
  Shell Global                                          2.4.2.7.1.a, english appears before metric and then
  Solutions (US)                                        metric units appear before english.
  Inc.
  (Affirmative)
  Louis Barrios            1.1              Editorial   Should the standard specify an upper limit (or                                             Limit not established
                                                        maximum size) for generators that the standard
  Shell Global                                          applies to?
  Solutions (US)
  Inc.
  (Affirmative)
  W. Lockley               1.1.3            Editorial   1.1.3 is a repeat of 1.1.2                                Delete 1.1.3                     They are different. And
                                                                                                                                                   1.1.3 kept.
  Lockley
  Engineering Ltd.
  (Affirmative)
  Louis Barrios            1.2              Editorial   Section 1.2 on Alternative Designs references section                                      6.2.8
                                                        6.1.10, which does not exist.
  Shell Global
  Solutions (US)
  Inc.
                                                                                                                                                                    page 30 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                          Ballot ID:   Date: July 27, 2012
                                                                                                                                           1096


             1                   2                3                                4                                                   5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member     Proposed change by the Voting          Comment Resolution
  (Vote)                    Subclause        Comment                                                                          Member
                            No./Annex
                             (e.g. 3.1)

  (Affirmative)
  Royce King               1.2              Editorial   (This comment is not a basis for the negative ballot)     An alternate paragraph reference      6.2.8
                                                        The text refers to a paragraph (6.1.10) that does not     needs to be identified or an
  ConocoPhillips                                        exist in the draft document.                              appropriate paragraph inserted in
  (Negative)                                                                                                      the draft.

  W. Lockley               1.2              Editorial   Refers to 6.1.10 Should refer to 6.2.8                    Refere to 6.2.8                       accepted
  Lockley
  Engineering Ltd.
  (Affirmative)
  Louis Barrios            1.5              Editorial   API staff should bold-face the term being defined to                                            done
                                                        clearly identify the defined term.
  Shell Global
  Solutions (US)
  Inc.
  (Affirmative)
  Louis Barrios            1.5.7,           Editorial   Consider grouping all torque definitions together to      Torque, Locked-rotor...               Not adopted
                           1.5.11,                      improve the readability of the standard, similar to how
  Shell Global             1.5.12.                      the NEC defines like terms.                               Torque, pull-in...
  Solutions (US)           1.5.13
  Inc.                                                                                                            Torque, pull-out...

  (Affirmative)                                                                                                   Torque, pulsating...

  W. Lockley               Page 5 ISO       Editorial   Does not list ISO 10443 which is referenced in 4.3.1.9    Insert ISO 10443                      Should be ISO 10448-1
                           References
  Lockley
  Engineering Ltd.
  (Affirmative)
  Louis Barrios            2.2.1.2.2        Editorial   Several notes in the standard contain recommended         Remove mandatory language             Reviewed and adjusted as
                                                        and/or mandatory language, like the Note to section       from notes and place within the       necessary.
  Shell Global                                          2.2.1.2.2. Notes should provide additional explanatory    main body of the text. The 546
  Solutions (US)                                        information and should not contain requirements.          committee should review all
  Inc.                                                  Requirements should be removed from notes and             notes to verify that they are
  (Affirmative)                                         placed within the main body of the text.                  explanatory in nature.


                                                                                                                                                                          page 31 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                         Ballot ID:   Date: July 27, 2012
                                                                                                                                          1096


             1                   2                3                                  4                                                5                            6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member        Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                             Member
                            No./Annex
                             (e.g. 3.1)

  W. Lockley               2.3.1.1          Editorial   Calls up Class B per ANSI C50.13 which has been               Delete C50.13 reference          Comment withdrawn
                                                        deleted. MG-1 covers temperatures OK
  Lockley
  Engineering Ltd.
  (Affirmative)
  W. Lockley               2.3.1.3          Editorial   Last sentence starting with "Coils shall be tightly ..." is   Delete last sentence.            done
                                                        covered better in 2.3.1.10 which also specifies voltage
  Lockley                                               levels of short circuits.
  Engineering Ltd.
  (Affirmative)
  Royce King               2.4.2.1          Editorial   (This comment is not a basis for the negative ballot).        Add a diamond bullet ahead of    done
                                                        In the second paragraph of section 2.4.2.1, that starts       this paragraph.
  ConocoPhillips                                        out "For machines operating at adjustable spped with
  (Negative)                                            operating speed.....", it would appear that this
                                                        paragraph applies to ASDs.
  Royce King               2.4.2.8.d        Editorial   (This comment is not a basis for the negative ballot.)        Close the comment.               done
                                                        The parenthetical comment is not closed.
  ConocoPhillips
  (Negative)
  W. Lockley               2.4.5.1.5        Editorial   Refers to 2.4.6.2.4 Should be 2.4.6.2.7                       Change 2.4.6.2.4 to 2.4.6.2.7    done
  Lockley
  Engineering Ltd.
  (Affirmative)
  W. Lockley               2.4.5.2..2       Editorial   Reference to 6.1.9 should be to 6.2.7                         Change 6.1.9 to 6.2.7            Done
                           and
  Lockley                  2.4.5.2.5
  Engineering Ltd.
  (Affirmative)
  Royce King               2.4.6.1.1        Editorial   (This comment is not a basis for the negative ballot)         Add the diamond shaped bullet    done
                                                        This paragraph contains information related to the            ahead of the paragraph.
  ConocoPhillips                                        ASDs and as such should be flagged as such.
  (Negative)


                                                                                                                                                                       page 32 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                       Ballot ID:   Date: July 27, 2012
                                                                                                                                        1096


             1                   2                3                                  4                                             5                             6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member     Proposed change by the Voting       Comment Resolution
  (Vote)                    Subclause        Comment                                                                          Member
                            No./Annex
                             (e.g. 3.1)

  W. Lockley               Fig 2-1          Editorial   Figure is hard to read                                     Make Figure larger                See API
  Lockley
  Engineering Ltd.
  (Affirmative)
  Louis Barrios            2.2.6.2,         Editorial   Suggest changing "at a voltage to ground" in the 5th                                         adopted
                           Note 1                       line of Note 1 to "at an elevated voltage to ground".
  Shell Global                                          Current wording is awkward.
  Solutions (US)
  Inc.
  (Affirmative)
  Louis Barrios            2.4.1.1.d        Editorial   Change "The impact of potential risks..." to "The                                            adopted
                                                        risks..." Since risk includes the likelihood (potential)
  Shell Global                                          and consequence (impact) of an event, including the
  Solutions (US)                                        terms "impact" and "potential" is redundant.
  Inc.
  (Affirmative)
  Louis Barrios            2.4.2.1          Editorial   The paragraph before 2.4.2.2 should contain a                                                adopted
                                                        diamond to indicate this section applies to ASDs.
  Shell Global
  Solutions (US)
  Inc.
  (Affirmative)
  W. Lockley               2.4.6.2.7        Editorial   Design review meeting is listed as being in 6.2.1.6 but    Change to 6.5                     Adopted
                                                        is actually in 6.5
  Lockley
  Engineering Ltd.
  (Affirmative)
  Dan Eaton                2.4.7.1.9        Editorial   Add round bullet.                                                                            adopted
  Marathon
  Petroleum
  Company LLC
  (Affirmative)

                                                                                                                                                                     page 33 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                  Ballot ID:     Date: July 27, 2012
                                                                                                                                   1096


             1                     2              3                               4                                            5                               6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member   Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                        Member
                            No./Annex
                             (e.g. 3.1)

  Paul Hamer               2.4.7.1.14                   2.4.7.1.14.a – (Editorial) It might read better as:                                       adopted
                                                        “For pressurized systems with an oil outlet that
                                                        provide a bearing inlet oil temperature of 50 C
                                                        (122 F) or below, the oil passing through the
                                                        bearing during shop testing and in operation shall
                                                        not exceed a temperature rise of 20 C (36 F)
                                                        and the maximum bearing metal temperature
                                                        shall not exceed 93 C (200 F).”


  Paul Hamer               2.4.7.1.15                   2.4.7.1.15 – (Editorial) “For ambient conditions                                          adopted
                                                        which that exceed 42C (110F) or when the inlet
                                                        oil temperature exceeds 50°C (120F), special
                                                        consideration shall be given to bearing design, oil
                                                        flow, and allowable temperature rise.”


  Dan Eaton                2.5.2.3          Editorial   Add round bullet to paragraph.                                                            Adopted in principle
  Marathon
  Petroleum
  Company LLC
  (Affirmative)
  Dan Eaton                2.5.3.2          Editorial   Add round bullet.                                                                         Adopted in principle
  Marathon
  Petroleum
  Company LLC
  (Affirmative)
  Dan Eaton                3.8.2            Editorial   Add round bullet.                                                                         Fixed
  Marathon
  Petroleum
  Company LLC
  (Affirmative)

                                                                                                                                                                   page 34 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                     Ballot ID:    Date: July 27, 2012
                                                                                                                                      1096


             1                     2              3                                 4                                             5                             6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting       Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

  Dan Eaton                3.8.3            Editorial   Add round bullet.                                                                           Fixed
  Marathon
  Petroleum
  Company LLC
  (Affirmative)
  W. Lockley               4.3.1.5 e 1      Editorial   If power is listed in kW, torque should be listed in      Either change kW to HP, change    Adopted (Removed units)
                                                        compatible units (i.e. Newton-meters)                     Ftlb to N-m or use both unit
  Lockley                                                                                                         systems.
  Engineering Ltd.
  (Affirmative)
  Dan Eaton                4.3.1.5          Editorial   Add round bullet.                                                                           Adopted
  Marathon
  Petroleum
  Company LLC
  (Affirmative)
  W. Lockley               4.3.1.16         Editorial   Refers to potential transformers and current              Change "potential transformers,   Adopted
                                                        transformers. The term "potential transformer" is now     current transformers ..." to
  Lockley                                               discouraged by IEEE and "voltage transformer"             "instrument transformers ..."
  Engineering Ltd.                                      preferred.
  (Affirmative)
  W. Lockley               4.3.4.3          Editorial   IEC 894 is now referred to as 60894                       Change 894 to 60894               Adopted
  Lockley
  Engineering Ltd.
  (Affirmative)
  W. Lockley               4.3.5.1.1        Editorial   Note under b for ASD operation partially duplicates       Delete note under b               Adopted
                                                        that under a
  Lockley
  Engineering Ltd.
  (Affirmative)
  W. Lockley               4.3.5.3 b        Editorial   Equations 6 and 7 are now 2 and 3                         Change 6 and 7 to 2 and 3         Adopted
  Lockley
                                                                                                                                                                    page 35 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                    Ballot ID:      Date: July 27, 2012
                                                                                                                                     1096


             1                     2              3                                 4                                            5                               6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting        Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

  Engineering Ltd.
  (Affirmative)
  Royce King               4.3.3.13.2       Editorial   (This comment is not a basis for the negative ballot.)    Add the diamond shaped bullet in   Adopted
                                                        This paragraph deals with requirements for ASD            the margin.
  ConocoPhillips                                        machines and as such should have the diamond
  (Negative)                                            shaped bullet ahead of it.

  W. Lockley               6.2              Editorial   6.2.18 is referenced but does not exist. 6.2.17 is the    Change "in 6.2.1 through 6.2.18    Adopted
                                                        last paragraph                                            ..." to "in this section ..."
  Lockley
  Engineering Ltd.
  (Affirmative)
  W. Lockley               6.2.2.2 f        Editorial   Refers to IEC 34 Should be IEC 60034                      Change IEC 34 to IEC 60034         Adopted
  Lockley
  Engineering Ltd.
  (Affirmative)
  Dan Eaton                6.8.5            Editorial   Add round bullet.                                                                            Already there
  Marathon
  Petroleum
  Company LLC
  (Affirmative)
  Dan Eaton                6.8.6            Editorial   Add round bullet.                                                                            Adopted
  Marathon
  Petroleum
  Company LLC
  (Affirmative)
  Lon Ballard                               Editorial   In the basic document, in the last section, Footnotes,                                       Adopted
                                                        No. 13, NEMA's address is incorrect. It should be
  Crouse-Hinds                                          1300 North 17th Street, Suite 1752, Rosslyn, VA
  (Affirmative)                                         22209.

  Lorraine Padden          Appendix B       Editorial   Appendix B - Title, change motor to generator

                                                                                                                                                                     page 36 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                    Ballot ID:    Date: July 27, 2012
                                                                                                                                     1096


             1                   2                3                                4                                             5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member    Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                         Member
                            No./Annex
                             (e.g. 3.1)

  Padden
  Engineering, LLC
  (Affirmative)
  Lorraine Padden          Appendix D       Editorial   Change the Synchronous Motor Data Sheet Guide to                                           Adopted
                           (E)                          Appendix E because the heading at the top is
  Padden                                                                                                                                           Lockley to correct
                                                        Appendix E...Also shown as Appendix E is the
  Engineering, LLC
                                                        Generator Guide?
  (Affirmative)

                                                        This was confusing to me...please note all comments
                                                        to Appendix E refer to Appendix D and Appendix
                                                        E...sorry if this is confusing...
  Richard Virgilio         2.2.1.2          Editorial   Table 2-1, "Machine" Voltages are incorrect.              Table 2-1, Change Machine        Withdrawn
                                                                                                                  Voltages from
  Foster Wheeler                                        Table 2-2a & 2-2b, "Bus" Voltages are incorrect           2400,4160,6900,13800
  USA Corporation
                                                                                                                                         to
  (Affirmative)
                                                                                                                  2300,4000,6600,13200
                                                                                                                  respectively.


                                                                                                                  Table 2-2a,Change Bus Voltages
                                                                                                                  from 3300,6600,11000
                                                                                                                                    to
                                                                                                                  3450,6900,11500 respectively.


                                                                                                                  Table 2-2b,Change Bus Voltages
                                                                                                                  from 3000,6000,10000
                                                                                                                                    to
                                                                                                                  3150,6300,10500 respectively.
  Richard Virgilio         2.2.1.2          Editorial   Please disregard my previous comments; machine &
                                                        bus voltages are correct as shown. (.....for a moment I
  Foster Wheeler                                        was thinking induction machines).
  US

                                                                                                                                                                    page 37 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                  Ballot ID:     Date: July 27, 2012
                                                                                                                                   1096


             1                   2                3                               4                                            5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member   Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                        Member
                            No./Annex
                             (e.g. 3.1)




  A Corporation
  (Affirmative)

List associated with Paul Hamer Appendix D NFPA 497 Comments:

Check the NFPA document for addition of more materials. As a starting point, use this:




                                                                                                                                                                  page 38 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                  Ballot ID:     Date: July 27, 2012
                                                                                                                                   1096


             1                   2                3                               4                                            5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member   Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                        Member
                            No./Annex
                             (e.g. 3.1)




                                                                                                                                                                  page 39 of 40
API electronic balloting template/version April 2003
                             API Ballot Comments and Resolution (Rearranged by negative/non negative; technical/editorial)
  Ballot: API 546 Draft Review                          Proposal:                                                                  Ballot ID:     Date: July 27, 2012
                                                                                                                                   1096


             1                   2                3                               4                                            5                              6

  Voter Name                Clause No./       Type of   Comment (justification for change) by the Voting Member   Proposed change by the Voting      Comment Resolution
  (Vote)                    Subclause        Comment                                                                        Member
                            No./Annex
                             (e.g. 3.1)




                                                                                                                                                                  page 40 of 40
API electronic balloting template/version April 2003

								
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