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					                                                     PRC-004-WECC-1 Comparison

This following document prepared by the drafting team during the development of the WECC Standard PRC-004-WECC-1 – Contingency
Reserve compares this proposed regional standard to the existing WECC PRC-STD-003-1 and PRC-STD-001-1.

The purpose of this document to provide documentation of each proposed change.




                                                                    1
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                  WECC Standard PRC-STD-001 –                    Comment
Misoperation                                                                   Certification of Protective Relay
                                                                               Applications and Settings
A. Introduction
1. Title: Protection System and Remedial Action Scheme Misoperation            1. Title: Certification of Protective Relay
                                                                               Applications and Settings

2. Number: PRC-004-WECC-1                                                      2. Number: PRC-STD-001-1                       Retired Criteria
3. Purpose: Regional Reliability Standard to ensure all transmission and       3. Purpose:                                    Updated to reflect the
   generation Protection System and Remedial Action Scheme (RAS)                  Regional Reliability Standard to certify    overall purpose of the
   Misoperations on Transmission Paths and RAS defined in section 4 are           all protective relay applications for the   proposed revised
   analyzed and/or mitigated.                                                     Bulk Power Transmission Paths1 of the       standard.
                                                                                  Western Interconnection.

4. Applicability                                                               4) Applicability
4.1.Transmission Owners of selected WECC major transmission path                  4.1. This criterion applies to each
    facilities and RAS listed in tables titled “Major WECC Transfer Paths         Transmission Operator or
    in the Bulk Electric System” provided at                                      Transmission Owner (as specified in
    http://www.wecc.biz/Docs/Documents/Table%20Major%20Paths%20                   Section B) of a transmission path in
    4-28-08.doc and “Major WECC Remedial Action Schemes (RAS)”                    the Attachment A – WECC Table 2
                                                                                  (Source: Participants Subject to
    provided at                                                                   Criterion)
    http://www.wecc.biz/Docs/Documents/Table%20Major%20RAS%20
    4-28-08.doc.

4.2 Generator Owners that own RAS listed in the Table titled “Major WECC
    Remedial Action Schemes (RAS)” provided at
    http://www.wecc.biz/Docs/Documents/Table%20Major%20RAS%204-
    28-08.doc.
4.3 Transmission Operators that operate major transmission path facilities
    and RAS listed in Tables titled “Major WECC Transfer Paths in the



                                                                           2
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                          WECC Standard PRC-STD-001 –                      Comment
Misoperation                                                                           Certification of Protective Relay
                                                                                       Applications and Settings
    Bulk Electric System” provided at
    http://www.wecc.biz/Docs/Documents/Table%20Major%20Paths%204-
    28-08.doc and “Major WECC Remedial Action Schemes (RAS)”
    provided at
    http://www.wecc.biz/Docs/Documents/Table%20Major%20RAS%204-
    28-08.doc.
5. Effective Date: On the first day of the next quarter, after receipt of applicable   5. Effective Date: This Western Electricity
regulatory approval.                                                                      Coordinating Council Regional Reliability
                                                                                          Standard will be effective when approved
                                                                                          by the Federal Energy Regulatory
                                                                                          Commission under Section 215 of the
                                                                                          Federal Power Act. This Regional
                                                                                          Reliability Standard shall be in effect for
                                                                                          one year from the date of Commission
                                                                                          approval or until a North American
                                                                                          Standard or a revised Western Electricity
                                                                                          Coordinating Council Regional Reliability
                                                                                          Standard goes into place, whichever occurs
                                                                                          first. At no time shall this regional
                                                                                          Standard be enforced in addition to a
                                                                                          similar North American Standard.
B. Requirements
The requirements below only apply to the major transmission paths                        WR1. Each Transmission Operator or             1. Standard PRC-
facilities and RAS listed in the tables titled “Major WECC Transfer Paths                     Transmission Owner identified in             STD-001 will be
                                                                                              Section 4.1 must submit                      retracted because
in the Bulk Electric System” and “Major WECC Remedial Action Schemes                          documentation that an officer of the         the requirements
(RAS).”                                                                                       organization certifies that:                 are covered by
    R.1. System Operators and System Protection personnel of the                                 a. All protective relay                   other standards
           Transmission Owners and Generator Owners shall analyze all                               applications are                       per description




                                                                                  3
PRC-004-WECC-1 - Protection System and Remedial Action Scheme              WECC Standard PRC-STD-001 –                    Comment
Misoperation                                                               Certification of Protective Relay
                                                                           Applications and Settings
        Protection System and RAS operations. [Violation Risk Factor:                   appropriate for the Bulk            below:
        Lower] [Time Horizon: Operations Assessment]                                    Power Transmission Paths
                                                                                        (“BPTP”) identified in              a. PRC-STD-
                                                                                        Attachment A – Table 2 of             001
        R1.1.   System Operators shall review all tripping of
                                                                                        this Standard pursuant to             requirements
                transmission elements and RAS operations to identify                    applicable WECC
                apparent Misoperations within 24 hours.                                                                       B-WR1-a,b,c
                                                                                        Standards and NERC
        R1.2.   System Protection personnel shall analyze all operations                Standards;                            are covered
                of Protection Systems and RAS within 20 business days                                                         under PRC-
                for correctness to characterize whether a Misoperation              b. The BPTP protective                    001
                has occurred that may not have been identified by System               relay settings and logic            b. PRC-STD-
                                                                                       are appropriate pursuant               001
                Operators.                                                             to applicable WECC                     requirement
                                                                                       Standards and NERC                     B-WR1-d is
   R.2. Transmission Owners and Generator Owners shall perform the                     Standards;
                                                                                                                              covered in
        following actions for each Misoperation of the Protection System
                                                                                    c. Since the last certification or        this standard
        or RAS. It is not intended that Requirements R2.1 through R2.4
                                                                                       for the last three years all           PRC-004-
        apply to Protection System and/or RAS actions that appear to be
                                                                                       network changes in the path, at        WECC-1
        entirely reasonable and correct at the time of occurrence and
                                                                                       the terminals of the path, or in    c. PRC-STD-
        associated system performance is fully compliant with NERC
                                                                                       nearby facilities that affect          001
        Reliability Standards. If the Transmission Owner or Generator                  operation of the path have             requirement
        Owner later finds the Protection System or RAS operation to be                 been considered in the                 B-WR1-e is
        incorrect through System Protection personnel analysis, the                    protective relay application           covered under
        requirements of R2.1 through R2.4 become applicable at the time                and settings;                          TOP-005-1
        the Transmission Owner or Generator Owner identifies the
        Misoperation:                                                               d. All relay operations since
                                                                                       the last certification or
                                                                                       during the last three-year
        R2.1.   If the Protection System or RAS has a Security-Based                   period have been analyzed
                Misoperation and two or more Functionally Equivalent                   for correctness and




                                                                     4
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-001 –             Comment
Misoperation                                                                 Certification of Protective Relay
                                                                             Applications and Settings
                Protection Systems (FEPS) or Functionally Equivalent                      appropriate corrective
                RAS (FERAS) remain in service to ensure Bulk Electric                     action taken pursuant to
                System (BES) reliability, the Transmission Owners or                      applicable WECC
                Generator Owners shall remove from service the                            Standards and NERC
                Protection System or RAS that misoperated within 22                       Standards;
                hours following identification of the Misoperation. Repair
                                                                                      e. Up-to-date relay
                or replacement of the failed Protection System or RAS is                 information has been
                at the Transmission Owners’ and Generator Owners’                        provided to the on-shift
                discretion. [Violation Risk Factor: High] [Time Horizon:                 operating personnel and
                Same-day Operations]                                                     the appropriate
                                                                                         Reliability Coordinator.
        R2.2.   If the Protection System or RAS has a Security-Based
                Misoperation and only one FEPS or FERAS remains in
                service to ensure BES reliability, the Transmission
                Owner or Generator Owner shall perform the following.
                [Violation Risk Factor: High] [Time Horizon: Same-day
                Operations]

                R2.2.1. Following identification of the Protection
                        System or RAS Misoperation, Transmission
                        Owners and Generator Owners shall remove
                        from service within 22 hours for repair or
                        modification the Protection System or RAS
                        that misoperated.

                R2.2.2. The Transmission Owner or Generator Owner
                        shall repair or replace any Protection System or
                        RAS that misoperated with a FEPS or FERAS




                                                                      5
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-001 –         Comment
Misoperation                                                                 Certification of Protective Relay
                                                                             Applications and Settings
                        within 20 business days of the date of removal.
                        The Transmission Owner or Generator Owner
                        shall remove the Element from service or disable
                        the RAS if repair or replacement is not
                        completed within 20 business days.

        R2.3.   If the Protection System or RAS has a Security-Based or
                Dependability-Based Misoperation and a FEPS and
                FERAS is not in service to ensure BES reliability,
                Transmission Owners or Generator Owners shall repair
                and place back in service within 22 hours the Protection
                System or RAS that misoperated. If this cannot be done,
                then Transmission Owners and Generator Owners shall
                perform the following. [Violation Risk Factor: High]
                [Time Horizon: Same-day Operations]

                R2.3.1. When a FEPS is not available, the Transmission
                        Owners shall remove the associated Element
                        from service.

                R2.3.2. When FERAS is not available, then

                         2.3.2.1.The Generator Owners shall adjust
                                 generation to a reliable operating level,
                                 or

                         2.3.2.2.Transmission Operators shall adjust the
                                 SOL and operate the facilities within




                                                                        6
PRC-004-WECC-1 - Protection System and Remedial Action Scheme               WECC Standard PRC-STD-001 –         Comment
Misoperation                                                                Certification of Protective Relay
                                                                            Applications and Settings
                                established limits.

        R2.4.   If the Protection System or RAS has a Dependability-
                Based Misoperation but has one or more FEPS or
                FERAS that operated correctly, the associated Element
                or transmission path may remain in service without
                removing from service the Protection System or RAS
                that failed, provided one of the following is performed.
                R2.4.1. Transmission Owners or Generator Owners
                         shall repair or replace any Protection System or
                         RAS that misoperated with FEPS and FERAS
                         within 20 business days of the date of the
                         Misoperation identification, or
                R2.4.2. Transmission Owners or Generator Owners
                         shall remove from service the associated
                         Element or RAS. [Violation Risk Factor:
                         Lower] [Time Horizon: Operations
                         Assessment]
   R.3. Transmission Owners and Generation Owners shall submit
        Misoperation incident reports to WECC within 10 business days
        for the following. [Violation Risk Factor: Lower] [Time
        Horizon: Operations Assessment]

        R3.1.   Identification of a Misoperation of a Protection System
                and/or RAS,

        R3.2.   Completion of repairs or the replacement of Protection



                                                                       7
PRC-004-WECC-1 - Protection System and Remedial Action Scheme              WECC Standard PRC-STD-001 –                   Comment
Misoperation                                                               Certification of Protective Relay
                                                                           Applications and Settings
                System and/or RAS that misoperated.

C. Measures                                                                C. Measures WM1.
Each measure below applies directly to the requirement by number.          WM1. A Transmission Operator or               Measures expended
                                                                                Transmission Owner identified in         and split into a
M1.    Transmission Owners and Generation Owners shall have evidence            Section A.4.1 must accurately complete   measure for each
       that they reported and analyzed all Protection System and RAS            the Protective Relay Application and     main requirement.
       operations.                                                              Settings Certification form.

       M1.1 Transmission Owners and Generation Owners shall have
            evidence that System Operating personnel reviewed all
            operations of Protection System and RAS within 24 hours.

       M1.2 Transmission Owners and Generation Owners shall have
            evidence that System Protection personnel analyzed all
            operations of Protection System and RAS for correctness
            within 20 business days.

M2.    Transmission Owners and Generation Owners shall have evidence
       for the following.

       M2.1 Transmission Owners and Generation Owners shall have
            evidence that they removed the Protection System or RAS
            that misoperated from service within 22 hours following
            identification of the Protection System or RAS Misoperation.

       M2.2 Transmission Owners and Generation Owners shall have
            evidence that they removed from service and repaired the



                                                                       8
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-001 –         Comment
Misoperation                                                                 Certification of Protective Relay
                                                                             Applications and Settings
               Protection System or RAS that misoperated per
               measurements M2.2.1 through M2.2.2.

               M2.2.1 Transmission Owners and Generation Owners shall
                      have evidence that they removed the Protection
                      System or RAS that misoperated from service within
                      22 hours following identification of the Protection
                      System or RAS Misoperation.

               M2.2.2 Transmission Owners and Generation Owners shall
                      have evidence that they repaired or replaced the
                      Protection System or RAS that misoperated within 20
                      business days or either removed the Element from
                      service or disabled the RAS.

      M2.3 The Transmission Owners and Generation Owners shall have
           evidence that they repaired the Protection System or RAS
           that misoperated within 22 hours following identification of
           the Protection System or RAS Misoperation.

               M2.3.1 The Transmission Owner shall have evidence that it
                      removed the associated Element from service.

               M2.3.2 The Generator Owners and Transmission Operators
                     shall have documentation describing all actions taken
                     that adjusted generation or SOLs and operated
                     facilities within established limits.




                                                                      9
PRC-004-WECC-1 - Protection System and Remedial Action Scheme               WECC Standard PRC-STD-001 –                Comment
Misoperation                                                                Certification of Protective Relay
                                                                            Applications and Settings
      M2.4 Transmission Owners and Generation Owners shall have
           evidence that they repaired or replaced the Protection System
           or RAS that misoperated including documentation that
           describes the actions taken.

               M2.4.1 Transmission Owners and Generation Owners shall
                      have evidence that they repaired or replaced the
                      Protection System or RAS that misoperated within 20
                      business days of the misoperation identification.

               M2.4.2 Transmission Owners and Generation Owners shall
                      have evidence that they removed the associated
                      Element or RAS from service.

M3.   Transmission Owners and Generation Owners shall have evidence
      that they reported the following within 10 business days.

      M3.1 Identification of all Protection System and RAS
           Misoperations and corrective actions taken or planned.

      M3.2 Completion of repair or replacement of Protection System
           and/or RAS that misoperated.


D. Compliance                                                               D Compliance
1 Compliance Monitoring Process                                             1. Compliance Monitoring Process
1.1   Compliance Monitoring Responsibility Compliance Enforcement           1.1Compliance Monitoring Responsibility
Authority                                                                   Western Electricity Coordinating Council
                                                                            (WECC)



                                                                    10
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-001 –                       Comment
Misoperation                                                                 Certification of Protective Relay
                                                                             Applications and Settings
1.2 Compliance Monitoring Period                                             1.2 Compliance Monitoring Period                  Remove specificity
   Compliance Enforcement Authority may use one or more of the               At Occurrence and Quarterly                       for reporting. The
   following methods to assess compliance:                                   By no later than 5:00 p.m. Mountain Time on       Compliance
                                                                             the first Business Day following the day on       Enforcement
  - Misoperation Reports                                                     which an instance of non-compliance occurs        Authority will include
  - Reports submitted quarterly                                              (or such other date specified in Form A.1(a)),    this detail in its
  - Spot check audits conducted anytime with 30 days notice given to         the Responsible Entities identified in            reporting instructions.
     prepare                                                                 SectionA.4 shall submit to the WECC office
  - Periodic audit as scheduled by the Compliance Enforcement Authority      Operating Reserve data in Form A.1(a)
                                                                             (available on the WECC web site) for each
  - Investigations                                                           such instance of non-compliance. On or before
  - Other methods as provided for in the Compliance Monitoring               the tenth day of each calendar quarter (or such
     Enforcement Program                                                     other date specified in Form A.1(b)), the
                                                                             Responsible Entities identified in Section A.4
  1.2.1   The Performance-reset Period is one calendar month.                (including Responsible Entities with no
                                                                             reported instances of non-compliance) shall
                                                                             submit to the WECC office a completed
                                                                             Operating Reserve summary compliance Form
                                                                             A.1(b) (available on the WECC web site) for
                                                                             the immediately preceding calendar quarter.

1.3 Data Retention Data Retention                                            1.3 Data Retention                                Data retention period
The Transmission Owners shall keep evidence for Measure M1 through M3        Data will be retained in electronic form for at   lengthened to 5 years
Reliability Coordinators, Transmission Owners, and Generation Owners         least one year. The retention period will be      plus the current year
shall keep evidence for Measures M1 and M2 for five calendar years plus      evaluated before expiration of one year to        to ensure data are kept
year to date.                                                                determine if a longer retention period is         in a contiguous
                                                                             necessary. If the data is being reviewed to       manner between audit
                                                                             address a question of compliance, the data will   periods.
                                                                             be saved beyond the normal retention period
                                                                             until the question is formally resolved.
1.4 Additional Compliance Information                                        1.4. Additional Compliance Information            No longer needed




                                                                        11
PRC-004-WECC-1 - Protection System and Remedial Action Scheme           WECC Standard PRC-STD-001 –                      Comment
Misoperation                                                            Certification of Protective Relay
                                                                        Applications and Settings
                                                                             For purposes of applying the sanctions      because the NERC
       No additional compliance information.                                 specified in Section II for violations of   sanction table is used.
                                                                             this criterion, the “Sanction Measure” is
                                                                             Normal Path Rating and the “Specified
                                                                             Period” is the most recent 12 month
                                                                             period ending August 31.

2. Violation Severity Levels                                            Levels of Non-Compliance Sanction
Violation Severity Levels for Requirement R1                            Measure: Average Generation
 Lower System Operating personnel of the Transmission Owner or          2.1. Level 1: There shall be a Level 1 non-      Lower Severity
      Generator Owner did not review the Protection System Operation         compliance if any of the following          Levels defined for
      or RAS operation within 24 hours but did review the Protection         conditions exist:                           each requirement.
      System Operation or RAS operation within six business days.            2.1.1 The reporting Transmission
 Moderate System Operating personnel of the Transmission Owner or            Operator or Transmission Owner
      Generator Owner did not review the Protection System operation         accurately certified to completing items
      or RAS operation within six business days.                             (a) and (b) and all but one of items (c)-
 High System Protection personnel of the Transmission Owner and              (e) listed above in Section B.
      Generator Owner did not analyze the Protection System operation   2.2. Level 2: There shall be a Level 2 non-
      or RAS operation within 20 business days but did analyze the           compliance if any of the following
      Protection System operation or RAS operation within 25 business        conditions exist:
      days.
                                                                             2.2.1 The reporting Transmission
 Severe System Protection personnel of the Transmission Owner or             Operator or Transmission Owner
      Generator Owner did not analyze the Protection System operation        accurately certified to completing items
      or RAS operation within 25 business days.                              (a) and (b) and all but two of items (c)-
                                                                             (e) listed above in Section B.


                                                                        2.3. Level 3: There shall be a Level 3 non-
                                                                             compliance if any of the following




                                                                   12
PRC-004-WECC-1 - Protection System and Remedial Action Scheme              WECC Standard PRC-STD-001 –                       Comment
Misoperation                                                               Certification of Protective Relay
                                                                           Applications and Settings
                                                                               conditions exist:
                                                                               2.3.1 The reporting Transmission
                                                                               Operator or Transmission Owner
                                                                               accurately certified to completing of
                                                                               items (a) and (b) and to all but three of
                                                                               items (c)-(e) listed above in Section B.
                                                                           2.4. Level 4: There shall be a Level 4 non-
                                                                                compliance if any of the following
                                                                                conditions exist:
                                                                               2.4.1 The reporting Transmission
                                                                               Operator or Transmission Owner did not
                                                                               certify to completion of either item (a) or
                                                                               (b) or did not certify to the completion of
                                                                               any four of items (c)-(e) listed above in
                                                                               Section B.
Violation Severity Levels for Requirements R2.1 and R2.2

Lower The Transmission Owner and Generator Owner did not remove
    from service, repair, or implement other compliance measures for the
    Protection System or RAS that misoperated as required within 22
    hours but did perform the requirements within 24 hours.
Moderate The Transmission Owner and Generator Owner did not remove
    from service, repair, or implement other compliance measures for the
    Protection System or RAS that misoperated as required in less than
    24 hours but did perform the requirements within 28 hours.
High The Transmission Owner and Generator Owner did not perform the
     removal from service, repair, or implement other compliance



                                                                     13
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                 WECC Standard PRC-STD-001 –         Comment
Misoperation                                                                  Certification of Protective Relay
                                                                              Applications and Settings
     measures for the Protection System or RAS that misoperated as
     required in less than 28 hours but did perform the requirements
     within 32 hours.
Severe The Transmission Owner and Generator Owner did not perform
     the removal from service, repair, or implement other compliance
     measures for the Protection System or RAS that misoperated as
     required within 32 hours.
Violation Severity Levels for Requirement R2.3
Lower The Transmission Operator and Generator Owner did not
   adjust generation to a reliable operating level, adjust the SOL and
   operate the facilities within established limits or implement other
   compliance measures for the Protection System or RAS that
   misoperated as required within 22 hours but did perform the
   requirements within 24 hours.
Moderate The Transmission Operator and Generator Owner did not
   adjust generation to a reliable operating level, adjust the SOL and
   operate the facilities within established limits or implement other
   compliance measures for the Protection System or RAS that
   misoperated as required in less than 24 hours but did perform the
   requirements within 28 hours.
High The Transmission Operator and Generator Owner did not adjust
   generation to a reliable operating level, adjust the SOL and
   operate the facilities within established limits or implement other
   compliance measures for the Protection System or RAS that
   misoperated as required in less than 28 hours but did perform the
   requirements within 32 hours.




                                                                         14
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                  WECC Standard PRC-STD-001 –         Comment
Misoperation                                                                   Certification of Protective Relay
                                                                               Applications and Settings
Severe The Transmission Operator and Generator Owner did not
    adjust generation to a reliable operating level, adjust the SOL and
    operate the facilities within established limits or implement other
    compliance measures for the Protection System or RAS that
    misoperated as required within 32 hours.
Violation Severity Levels for Requirements R2.2.2.4 and R2.4
Lower The Transmission Owner and Generator Owner did not
   perform the required repairs, replacement, or system operation
   adjustments to comply with the requirements within 20 business
   days but did perform the required activities within 25 business
   days.
Moderate The Transmission Owner and Generator Owner did not
   perform the required repairs, replacement, or system operation
   adjustment to comply with the requirements within 25 business
   days but did perform the required activities within 28 business
   days.
High The Transmission Owner and Generator Owner did not perform the
    required repairs, replacement, or system operation adjustment to
    comply with the requirements within 28 business days but did perform
    the required activities within 30 business days.
Severe The Transmission Owner and Generator Owner did not
    perform the required repairs, replacement, or system operation
    adjustments to comply with the requirements within 30 business
    days.
Violation Severity Levels for Requirement R3.1
Lower The Transmission Owner and Generator Owner did not report



                                                                          15
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-001 –         Comment
Misoperation                                                                 Certification of Protective Relay
                                                                             Applications and Settings
    the Misoperation and corrective actions taken or planned to
    comply with the requirements within 10 business days but did
    perform the required activities within 15 business days.
Moderate The Transmission Owner and Generator Owner did not
   report the Misoperation and corrective actions taken or planned to
   comply with the requirements within 15 business days but did
   perform the required activities within 20 business days.
High The Transmission Owner and Generator Owner did not report
   the Misoperation and corrective actions taken or planned to
   comply with the requirements within 20 business days but did
   perform the required activities within 25 business days.
Severe The Transmission Owner and Generator Owner did not report
    the Misoperation and corrective actions taken or planned to
    comply with the requirements within 25 business days.
Violation Severity Levels for Requirement R3.2
Lower The Transmission Owner and Generator Owner did not report
   the completion of repair or replacement of Protection System
   and/or RAS that misoperated to comply with the requirements
   within 10 business days of the completion but did perform the
   required activities within 15 business days.
Moderate The Transmission Owner and Generator Owner did not
   report the completion of repair or replacement of Protection
   System and/or RAS that misoperated to comply with the
   requirements within 15 business days of the completion but did
   perform the required activities within 20 business days.
High The Transmission Owner and Generator Owner did not report the



                                                                        16
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                  WECC Standard PRC-STD-001 –         Comment
Misoperation                                                                   Certification of Protective Relay
                                                                               Applications and Settings
    completion of repair or replacement of Protection System and/or RAS
    that misoperated to comply with the requirements within 20 business
    days of the completion but did perform the required activities within 25
    business days.
Severe The Transmission Owner and Generator Owner did not report
    the completion of repair or replacement of Protection System
    and/or RAS that misoperated to comply with the requirements
    within 25 business days of the completion.




                                                                       17
PRC-004-WECC-1 - Protection System and Remedial Action Scheme               WECC Standard PRC-STD-003-1 –                    Comment
Misoperation                                                                Protective Relay and Remedial
                                                                            Action Scheme Misoperation

A. Introduction
1. Title: Protection System and Remedial Action Scheme Misoperation         1. Title: Protective Relay and Remedial
                                                                            Action Scheme Misoperation

2. Number: PRC-004-WECC-1                                                   2. Number: PRC-STD-003-1                         Retired Criteria
3. Purpose: Regional Reliability Standard to ensure all transmission and    3. Purpose:                                      Updated to reflect the
   generation Protection System and Remedial Action Scheme (RAS)               Regional Reliability Standard to ensure all   overall purpose of the
   Misoperations on Transmission Paths and RAS defined in section 4 are        transmission and generation Protection        proposed revised
   analyzed and/or mitigated.                                                  System Misoperations affecting the            standard.
                                                                               reliability of the Bulk Electric System
                                                                               (BES) are analyzed and mitigated. PRC-
                                                                               STD-003-1 is a Regional Reliability
                                                                               Standard that meets Requirement 1 of the
                                                                               NERC Standard PRC003-1.
4. Applicability                                                            4) Applicability
4.2.Transmission Owners of selected WECC major transmission path               4.1. This criterion applies to each
    facilities and RAS listed in tables titled “Major WECC Transfer Paths      Transmission Operator or Transmission
    in the Bulk Electric System” provided at                                   Owner (as specified in Section B) of a
    http://www.wecc.biz/Docs/Documents/Table%20Major%20Paths%20                transmission path in the Attachment A –
    4-28-08.doc and “Major WECC Remedial Action Schemes (RAS)”                 WECC Table 2 and owners of Remedial
                                                                               Action Schemes listed in Table 3,
    provided at                                                                Attachment B, Existing WECC
    http://www.wecc.biz/Docs/Documents/Table%20Major%20RAS%20                  Remedial Action Schemes (Source:
    4-28-08.doc.                                                               Participants Subject to Criterion).

4.2 Generator Owners that own RAS listed in the Table titled “Major WECC
    Remedial Action Schemes (RAS)” provided at




                                                                       18
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                          WECC Standard PRC-STD-003-1 –                  Comment
Misoperation                                                                           Protective Relay and Remedial
                                                                                       Action Scheme Misoperation

    http://www.wecc.biz/Docs/Documents/Table%20Major%20RAS%204-
    28-08.doc.
4.3 Transmission Operators that operate major transmission path facilities
    and RAS listed in Tables titled “Major WECC Transfer Paths in the
    Bulk Electric System” provided at
    http://www.wecc.biz/Docs/Documents/Table%20Major%20Paths%204-
    28-08.doc and “Major WECC Remedial Action Schemes (RAS)”
    provided at
    http://www.wecc.biz/Docs/Documents/Table%20Major%20RAS%204-
    28-08.doc.
5. Effective Date: On the first day of the next quarter, after receipt of applicable   5. Effective Date: This Western Electricity
regulatory approval.                                                                      Coordinating Council Regional
                                                                                          Reliability Standard will be effective
                                                                                          when approved by the Federal Energy
                                                                                          Regulatory Commission under Section
                                                                                          215 of the Federal Power Act. This
                                                                                          Regional Reliability Standard shall be in
                                                                                          effect for one year from the date of
                                                                                          Commission approval or until a North
                                                                                          American Standard or a revised Western
                                                                                          Electricity Coordinating Council Regional
                                                                                          Reliability Standard goes into place,
                                                                                          whichever occurs first. At no time shall
                                                                                          this regional Standard be enforced in
                                                                                          addition to a similar North American
                                                                                          Standard.
B. Requirements
The requirements below only apply to the major transmission paths                         WR1.        Owners of protective relays




                                                                                 19
PRC-004-WECC-1 - Protection System and Remedial Action Scheme               WECC Standard PRC-STD-003-1 –               Comment
Misoperation                                                                Protective Relay and Remedial
                                                                            Action Scheme Misoperation

facilities and RAS listed in the tables titled “Major WECC Transfer Paths     and Remedial Action Schemes (RAS)
in the Bulk Electric System” and “Major WECC Remedial Action Schemes          applied to path elements of selected
(RAS).”                                                                       WECC major transmission path facilities
                                                                              (listed in Attachment A – Table 2) and    Requirement R1 was to
                                                                              RAS (listed in Attachment B – Table 3)    clarify the review and
   R.1. System Operators and System Protection personnel of the               must take the following action for each   analysis of relay
         Transmission Owners and Generator Owners shall analyze all           known or probable relay misoperation:     operations.
         Protection System and RAS operations. [Violation Risk Factor:
         Lower] [Time Horizon: Operations Assessment]
                                                                                 a. If functionally equivalent
                                                                                    protective relaying or RAS
         R1.1.   System Operators shall review all tripping of                      remains in service to ensure bulk
                 transmission elements and RAS operations to identify               transmission system reliability;
                 apparent Misoperations within 24 hours.                            the relay or RAS that
         R1.2.   System Protection personnel shall analyze all operations           misoperated is to be removed
                 of Protection Systems and RAS within 20 business days              from service for repair or
                 for correctness to characterize whether a Misoperation             modification within 22 hours of
                                                                                    the relay or RAS misoperation.
                 has occurred that may not have been identified by System
                                                                                    The relay or RAS shall be
                 Operators.                                                         replaced, repaired, or modified
                                                                                    such that the incorrect operation
   R.2. Transmission Owners and Generator Owners shall perform the                  will not be repeated.
         following actions for each Misoperation of the Protection System
         or RAS. It is not intended that Requirements R2.1 through R2.4          b. If functionally equivalent
         apply to Protection System and/or RAS actions that appear to be            protective relaying or RAS does
         entirely reasonable and correct at the time of occurrence and              not remain in service that will
         associated system performance is fully compliant with NERC                 ensure bulk transmission
         Reliability Standards. If the Transmission Owner or Generator              system reliability, and the relay
                                                                                    or RAS that misoperated cannot
         Owner later finds the Protection System or RAS operation to be
                                                                                    be repaired and placed back in
         incorrect through System Protection personnel analysis, the



                                                                     20
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-003-1 –               Comment
Misoperation                                                                 Protective Relay and Remedial
                                                                             Action Scheme Misoperation

        requirements of R2.1 through R2.4 become applicable at the time              service within 22 hours, the
        the Transmission Owner or Generator Owner identifies the                     associated transmission path
        Misoperation:                                                                facility must be removed from
                                                                                     service. The remaining path
                                                                                     facilities, if any, must be de-     Requirement R2 is
        R2.1.   If the Protection System or RAS has a Security-Based                 rated to a reliable operating       equivalent to the PRC-
                Misoperation and two or more Functionally Equivalent                 level.                              STD-003-1 standard
                Protection Systems (FEPS) or Functionally Equivalent                                                     that provided 22 hour to
                RAS (FERAS) remain in service to ensure Bulk Electric             c. If the relay or RAS                 remove the relay that
                System (BES) reliability, the Transmission Owners or                 misoperates and there is some       misoperated and 20
                Generator Owners shall remove from service the                       protection but not entirely         business days to repair
                                                                                     functionally equivalent, the        the relay. The drafting
                Protection System or RAS that misoperated within 22
                                                                                     relay or RAS must be repaired       team, however,
                hours following identification of the Misoperation. Repair           or removed from service within      differentiated between
                or replacement of the failed Protection System or RAS is             22 hours. The associated            Security-Based
                at the Transmission Owners’ and Generator Owners’                    transmission may remain in          misoperations and
                discretion. [Violation Risk Factor: High] [Time Horizon:             service; however, system            Dependability-Based
                Same-day Operations]                                                 operation must fully comply         misoperations.
                                                                                     with WECC and NERC
                                                                                     operating standards. This may
        R2.2.   If the Protection System or RAS has a Security-Based                 require an adjustment of
                Misoperation and only one FEPS or FERAS remains in                   operating levels.
                service to ensure BES reliability, the Transmission
                Owner or Generator Owner shall perform the following.             d. Protective relays or RAS removed
                [Violation Risk Factor: High] [Time Horizon: Same-day                 from service must be repaired or
                Operations]                                                           replaced with functionally
                                                                                      equivalent protective relays or
                R2.2.1. Following identification of the Protection                    RAS within 20 Business Days of
                        System or RAS Misoperation, Transmission                      removal, or the system shall be
                        Owners and Generator Owners shall remove                      operated at levels that meet




                                                                     21
PRC-004-WECC-1 - Protection System and Remedial Action Scheme              WECC Standard PRC-STD-003-1 –                   Comment
Misoperation                                                               Protective Relay and Remedial
                                                                           Action Scheme Misoperation

                        from service within 22 hours for repair or                    WECC Standards and NERC
                        modification the Protection System or RAS                     Standards or the associated
                        that misoperated.                                             transmission path elements shall
                                                                                      be removed from service.
                R2.2.2. The Transmission Owner or Generator Owner
                        shall repair or replace any Protection System or     It is not intended that the above
                                                                             requirements apply to system protection
                        RAS that misoperated with a FEPS or FERAS
                                                                             and/or RAS actions that appear to be
                        within 20 business days of the date of removal.      entirely reasonable and correct at the time
                        The Transmission Owner or Generator Owner            of occurrence and associated system
                        shall remove the Element from service or disable     performance is fully compliant with
                        the RAS if repair or replacement is not              WECC and NERC standards, and the
                        completed within 20 business days.                   protective relaying or RAS operation is
                                                                             later found to be incorrect. In such cases,
        R2.3.   If the Protection System or RAS has a Security-Based or      upon determination of the incorrect
                Dependability-Based Misoperation and a FEPS and              operation, the requirements of (a) through
                FERAS is not in service to ensure BES reliability,           (d) above will become applicable at the
                Transmission Owners or Generator Owners shall repair         time the incorrect operation is identified.
                                                                             (Source: WECC Criterion)
                and place back in service within 22 hours the Protection
                System or RAS that misoperated. If this cannot be done,
                then Transmission Owners and Generator Owners shall
                perform the following. [Violation Risk Factor: High]
                [Time Horizon: Same-day Operations]

                R2.3.1. When a FEPS is not available, the Transmission
                        Owners shall remove the associated Element
                        from service.

                R2.3.2. When FERAS is not available, then



                                                                     22
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-003-1 –   Comment
Misoperation                                                                 Protective Relay and Remedial
                                                                             Action Scheme Misoperation


                         2.3.2.1.The Generator Owners shall adjust
                                 generation to a reliable operating level,
                                 or

                         2.3.2.2.Transmission Operators shall adjust the
                                 SOL and operate the facilities within
                                 established limits.

        R2.4.   If the Protection System or RAS has a Dependability-
                Based Misoperation but has one or more FEPS or
                FERAS that operated correctly, the associated Element
                or transmission path may remain in service without
                removing from service the Protection System or RAS
                that failed, provided one of the following is performed.
                R2.4.1. Transmission Owners or Generator Owners
                         shall repair or replace any Protection System or
                         RAS that misoperated with FEPS and FERAS
                         within 20 business days of the date of the
                         Misoperation identification, or
                R2.4.2. Transmission Owners or Generator Owners
                         shall remove from service the associated
                         Element or RAS. [Violation Risk Factor:
                         Lower] [Time Horizon: Operations
                         Assessment]
   R.3. Transmission Owners and Generation Owners shall submit




                                                                       23
PRC-004-WECC-1 - Protection System and Remedial Action Scheme              WECC Standard PRC-STD-003-1 –           Comment
Misoperation                                                               Protective Relay and Remedial
                                                                           Action Scheme Misoperation

         Misoperation incident reports to WECC within 10 business days
         for the following. [Violation Risk Factor: Lower] [Time
         Horizon: Operations Assessment]

         R3.1.   Identification of a Misoperation of a Protection System
                 and/or RAS,

         R3.2.   Completion of repairs or the replacement of Protection
                 System and/or RAS that misoperated.

C. Measures                                                                C. Measures WM1.
Each measure below applies directly to the requirement by number.          WM1 A Transmission Operator and/or      Measures expended
                                                                               owners of Remedial Action Schemes   and split into a
M1.    Transmission Owners and Generation Owners shall have evidence           identified in Section A.4.1 shall   measure for each main
       that they reported and analyzed all Protection System and RAS           submit to the WECC office the       requirement.
       operations.                                                             completed Protective Relay and
                                                                               Remedial Action Scheme
       M1.1 Transmission Owners and Generation Owners shall have               Misoperation Reporting Form.
            evidence that System Operating personnel reviewed all              (Source: Data Reporting
                                                                               Requirement)
            operations of Protection System and RAS within 24 hours.

       M1.2 Transmission Owners and Generation Owners shall have
            evidence that System Protection personnel analyzed all
            operations of Protection System and RAS for correctness
            within 20 business days.

M2.    Transmission Owners and Generation Owners shall have evidence



                                                                      24
PRC-004-WECC-1 - Protection System and Remedial Action Scheme               WECC Standard PRC-STD-003-1 –   Comment
Misoperation                                                                Protective Relay and Remedial
                                                                            Action Scheme Misoperation

      for the following.

      M2.1 Transmission Owners and Generation Owners shall have
           evidence that they removed the Protection System or RAS
           that misoperated from service within 22 hours following
           identification of the Protection System or RAS Misoperation.

      M2.2 Transmission Owners and Generation Owners shall have
           evidence that they removed from service and repaired the
           Protection System or RAS that misoperated per
           measurements M2.2.1 through M2.2.2.

               M2.2.1 Transmission Owners and Generation Owners shall
                      have evidence that they removed the Protection
                      System or RAS that misoperated from service within
                      22 hours following identification of the Protection
                      System or RAS Misoperation.

               M2.2.2 Transmission Owners and Generation Owners shall
                      have evidence that they repaired or replaced the
                      Protection System or RAS that misoperated within 20
                      business days or either removed the Element from
                      service or disabled the RAS.

      M2.3 The Transmission Owners and Generation Owners shall have
           evidence that they repaired the Protection System or RAS
           that misoperated within 22 hours following identification of




                                                                     25
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-003-1 –   Comment
Misoperation                                                                 Protective Relay and Remedial
                                                                             Action Scheme Misoperation

               the Protection System or RAS Misoperation.

               M2.3.1 The Transmission Owner shall have evidence that it
                      removed the associated Element from service.

               M2.3.2 The Generator Owners and Transmission Operators
                     shall have documentation describing all actions taken
                     that adjusted generation or SOLs and operated
                     facilities within established limits.

      M2.4 Transmission Owners and Generation Owners shall have
           evidence that they repaired or replaced the Protection System
           or RAS that misoperated including documentation that
           describes the actions taken.

               M2.4.1 Transmission Owners and Generation Owners shall
                      have evidence that they repaired or replaced the
                      Protection System or RAS that misoperated within 20
                      business days of the misoperation identification.

               M2.4.2 Transmission Owners and Generation Owners shall
                      have evidence that they removed the associated
                      Element or RAS from service.

M3.   Transmission Owners and Generation Owners shall have evidence
      that they reported the following within 10 business days.




                                                                      26
PRC-004-WECC-1 - Protection System and Remedial Action Scheme             WECC Standard PRC-STD-003-1 –                    Comment
Misoperation                                                              Protective Relay and Remedial
                                                                          Action Scheme Misoperation

       M3.1 Identification of all Protection System and RAS
            Misoperations and corrective actions taken or planned.

       M3.2 Completion of repair or replacement of Protection System
            and/or RAS that misoperated.


E. Compliance                                                             D Compliance
1 Compliance Monitoring Process                                           1. Compliance Monitoring Process
1.1   Compliance Monitoring Responsibility Compliance Enforcement         1.1Compliance Monitoring Responsibility
Authority                                                                 Western Electricity Coordinating Council
                                                                          (WECC)
1.2 Compliance Monitoring Period                                          1.2 Compliance Monitoring Period                 Remove specificity for
   Compliance Enforcement Authority may use one or more of the               At Occurrence                                 reporting. The
   following methods to assess compliance:                                                                                 Compliance
                                                                             With respect to requirements (a) through      Enforcement Authority
  - Misoperation Reports                                                     (c) of Section B, by no later than 5          will include this detail
  - Reports submitted quarterly                                              Business Days following the occurrence        in its reporting
  - Spot check audits conducted anytime with 30 days notice given to         of a known or probable relay                  instructions.
                                                                             misoperation and/or a known or probable
     prepare                                                                 RAS misoperation, a Responsible Entity
  - Periodic audit as scheduled by the Compliance Enforcement Authority      identified in Section A.4.1 shall submit to
  - Investigations                                                           the WECC office the completed
  - Other methods as provided for in the Compliance Monitoring               Protective Relay and Remedial Action
     Enforcement Program                                                     Scheme Misoperation Reporting Form(s)
                                                                             as specified in Form A.9 (available on
                                                                             the WECC web site).
  1.2.1     The Performance-reset Period is one calendar month.
                                                                             With respect to requirement (d) of
                                                                             Section B, by no later than 30 Business




                                                                     27
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-003-1 –                      Comment
Misoperation                                                                 Protective Relay and Remedial
                                                                             Action Scheme Misoperation

                                                                                 Days following the occurrence of a
                                                                                 known or probable relay misoperation
                                                                                 and/or a known or probable RAS
                                                                                 misoperation, a Responsible Entity
                                                                                 identified in Section A.4.1 shall submit to
                                                                                 the WECC office the completed
                                                                                 Protective Relay and Remedial Action
                                                                                 Scheme Misoperation Reporting Form(s)
                                                                                 as specified in Form A.9 (available on
                                                                                 the WECC web site).(Source: Data
                                                                                 Reporting Requirement)

1.3 Data Retention Data Retention                                            1.3 Data Retention                                 Data retention period
The Transmission Owners shall keep evidence for Measure M1 through M3        Data will be retained in electronic form for at    lengthened to 5 years
Reliability Coordinators, Transmission Owners, and Generation Owners         least one year. The retention period will be       plus the current year to
shall keep evidence for Measures M1 and M2 for five calendar years plus      evaluated before expiration of one year to         ensure data are kept in
year to date.                                                                determine if a longer retention period is          a contiguous manner
                                                                             necessary. If the data is being reviewed to        between audit periods.
                                                                             address a question of compliance, the data
                                                                             will be saved beyond the normal retention
                                                                             period until the question is formally resolved.
1.5 Additional Compliance Information                                        1.4. Additional Compliance Information             No longer needed
                                                                                   For purposes of applying the sanctions       because the NERC
       No additional compliance information.                                       specified in Sanction Table for violations   sanction table is used.
                                                                                   of this criterion, the “Sanction Measure”
                                                                                   is Normal Path Rating and the
                                                                                   “Specified Period” is the Most Recent
                                                                                   Calendar Month.” (Source: Sanctions)
2. Violation Severity Levels                                                 Levels of Non-Compliance Sanction
Violation Severity Levels for Requirement R1                                 Measure: Normal Path Rating




                                                                        28
PRC-004-WECC-1 - Protection System and Remedial Action Scheme            WECC Standard PRC-STD-003-1 –                    Comment
Misoperation                                                             Protective Relay and Remedial
                                                                         Action Scheme Misoperation

 Lower System Operating personnel of the Transmission Owner or           2.1. Level 1: There shall be a Level 1           Same non compliance
      Generator Owner did not review the Protection System Operation          non-compliance if any of the                severity violation
      or RAS operation within 24 hours but did review the Protection          following conditions exist:                 measure as existing
      System Operation or RAS operation within six business days.             2.1.1 For requirements (a) through (c) of   standard except
 Moderate System Operating personnel of the Transmission Owner or                 Section B, the relay or RAS that        updated to reflect
                                                                                  misoperated was removed from            standard current
      Generator Owner did not review the Protection System operation
                                                                                  service, repaired, or other             guidelines and to
      or RAS operation within six business days.                                                                          reflect that the revised
 High System Protection personnel of the Transmission Owner and                   compliance measures implemented
                                                                                  as described in requirements (a)        standard pertain to
      Generator Owner did not analyze the Protection System operation                                                     misoperations.
                                                                                  through (c) in > 22 hours but :5 24
      or RAS operation within 20 business days but did analyze the                hours.
      Protection System operation or RAS operation within 25 business         2.1.2 For requirement (d) of Section B,
      days.                                                                       repairs or replacement > 20 business
 Severe System Protection personnel of the Transmission Owner or                  days :5 25 business days and system
      Generator Owner did not analyze the Protection System operation             operation not adjusted to comply
      or RAS operation within 25 business days.                                   with applicable WECC Standards and
                                                                                  NERC Standards in the case where
                                                                                  there is not redundant relay
                                                                                  protection or RAS.
                                                                        2.2. Level 2: There shall be a Level 2
                                                                             non-compliance if any of the
                                                                             following conditions exist:
                                                                             2.2.1 For requirements (a) through (c) of
                                                                                Section B, the relay or RAS that
                                                                                misoperated was removed from
                                                                                service, repaired, or other compliance
                                                                                measures implemented as described in
                                                                                requirements (a) through (c) in > 24
                                                                                hours but :5 28 hours.




                                                                   29
PRC-004-WECC-1 - Protection System and Remedial Action Scheme        WECC Standard PRC-STD-003-1 –                    Comment
Misoperation                                                         Protective Relay and Remedial
                                                                     Action Scheme Misoperation

                                                                         2.2.2 For requirement (d) of Section B,
                                                                            repairs or replacement > 25 business
                                                                            days :5 28 business days and system
                                                                            operation not adjusted to comply with
                                                                            applicable WECC Standards and
                                                                            NERC Standards in the case where
                                                                            there is not redundant relay protection
                                                                            or RAS.
                                                                     2.3. Level 3: There shall be a Level 3
                                                                          non-compliance if any of the
                                                                          following conditions exist:
                                                                          2.3.1 For requirements (a) through (c) of
                                                                                Section B, the relay or RAS that
                                                                                misoperated was removed from
                                                                                service, repaired, or other
                                                                                compliance measures implemented
                                                                                as described in requirements (a)
                                                                                through (c) in > 28 hours but :5 32
                                                                                hours.
                                                                          2.3.2 For requirement (d) of Section B,
                                                                                repairs or replacement > 28
                                                                                business days :5 30 business days
                                                                                and system operation not adjusted
                                                                                to comply with applicable WECC
                                                                                Standards and NERC Standards in
                                                                                the case where there is not
                                                                                redundant relay protection or
                                                                                RAS.
                                                                     2.4. Level 4: There shall be a Level 4




                                                                30
PRC-004-WECC-1 - Protection System and Remedial Action Scheme              WECC Standard PRC-STD-003-1 –                  Comment
Misoperation                                                               Protective Relay and Remedial
                                                                           Action Scheme Misoperation

                                                                              non-compliance if any of the
                                                                              following conditions exist:
                                                                              2.4.1 For requirements (a) through (c) of
                                                                                    Section B, the relay or RAS that
                                                                                    misoperated was removed from
                                                                                    service, repaired, or other
                                                                                    compliance measures implemented
                                                                                    as described in requirements (a)
                                                                                    through (c) in < 32 hours.
                                                                              2.4.2 For requirement (d) of Section B,
                                                                                    repairs or replacement < 30
                                                                                    business days and system
                                                                                    operation not adjusted to comply
                                                                                    with applicable
Violation Severity Levels for Requirements R2.1 and R2.2

                                                                                                                          Same as above
Lower The Transmission Owner and Generator Owner did not remove
    from service, repair, or implement other compliance measures for the
    Protection System or RAS that misoperated as required within 22
    hours but did perform the requirements within 24 hours.
Moderate The Transmission Owner and Generator Owner did not remove
    from service, repair, or implement other compliance measures for the
    Protection System or RAS that misoperated as required in less than
    24 hours but did perform the requirements within 28 hours.
High The Transmission Owner and Generator Owner did not perform the
     removal from service, repair, or implement other compliance
     measures for the Protection System or RAS that misoperated as



                                                                     31
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                 WECC Standard PRC-STD-003-1 –   Comment
Misoperation                                                                  Protective Relay and Remedial
                                                                              Action Scheme Misoperation

     required in less than 28 hours but did perform the requirements
     within 32 hours.
Severe The Transmission Owner and Generator Owner did not perform
     the removal from service, repair, or implement other compliance
     measures for the Protection System or RAS that misoperated as
     required within 32 hours.
Violation Severity Levels for Requirement R2.3
                                                                                                              Same as above
Lower The Transmission Operator and Generator Owner did not
   adjust generation to a reliable operating level, adjust the SOL and
   operate the facilities within established limits or implement other
   compliance measures for the Protection System or RAS that
   misoperated as required within 22 hours but did perform the
   requirements within 24 hours.
Moderate The Transmission Operator and Generator Owner did not
   adjust generation to a reliable operating level, adjust the SOL and
   operate the facilities within established limits or implement other
   compliance measures for the Protection System or RAS that
   misoperated as required in less than 24 hours but did perform the
   requirements within 28 hours.
High The Transmission Operator and Generator Owner did not adjust
   generation to a reliable operating level, adjust the SOL and
   operate the facilities within established limits or implement other
   compliance measures for the Protection System or RAS that
   misoperated as required in less than 28 hours but did perform the
   requirements within 32 hours.




                                                                         32
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                  WECC Standard PRC-STD-003-1 –   Comment
Misoperation                                                                   Protective Relay and Remedial
                                                                               Action Scheme Misoperation

Severe The Transmission Operator and Generator Owner did not
    adjust generation to a reliable operating level, adjust the SOL and
    operate the facilities within established limits or implement other
    compliance measures for the Protection System or RAS that
    misoperated as required within 32 hours.
Violation Severity Levels for Requirements R2.2.2.4 and R2.4
                                                                                                               Same as above
Lower The Transmission Owner and Generator Owner did not
   perform the required repairs, replacement, or system operation
   adjustments to comply with the requirements within 20 business
   days but did perform the required activities within 25 business
   days.
Moderate The Transmission Owner and Generator Owner did not
   perform the required repairs, replacement, or system operation
   adjustment to comply with the requirements within 25 business
   days but did perform the required activities within 28 business
   days.
High The Transmission Owner and Generator Owner did not perform the
    required repairs, replacement, or system operation adjustment to
    comply with the requirements within 28 business days but did perform
    the required activities within 30 business days.
Severe The Transmission Owner and Generator Owner did not
    perform the required repairs, replacement, or system operation
    adjustments to comply with the requirements within 30 business
    days.
Violation Severity Levels for Requirement R3.1




                                                                          33
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                WECC Standard PRC-STD-003-1 –   Comment
Misoperation                                                                 Protective Relay and Remedial
                                                                             Action Scheme Misoperation

                                                                                                             Same as above
Lower The Transmission Owner and Generator Owner did not report
   the Misoperation and corrective actions taken or planned to
   comply with the requirements within 10 business days but did
   perform the required activities within 15 business days.
Moderate The Transmission Owner and Generator Owner did not
   report the Misoperation and corrective actions taken or planned to
   comply with the requirements within 15 business days but did
   perform the required activities within 20 business days.
High The Transmission Owner and Generator Owner did not report
   the Misoperation and corrective actions taken or planned to
   comply with the requirements within 20 business days but did
   perform the required activities within 25 business days.
Severe The Transmission Owner and Generator Owner did not report
    the Misoperation and corrective actions taken or planned to
    comply with the requirements within 25 business days.
Violation Severity Levels for Requirement R3.2
Lower The Transmission Owner and Generator Owner did not report
   the completion of repair or replacement of Protection System
   and/or RAS that misoperated to comply with the requirements
   within 10 business days of the completion but did perform the
   required activities within 15 business days.
Moderate The Transmission Owner and Generator Owner did not
   report the completion of repair or replacement of Protection
   System and/or RAS that misoperated to comply with the
   requirements within 15 business days of the completion but did



                                                                        34
PRC-004-WECC-1 - Protection System and Remedial Action Scheme                  WECC Standard PRC-STD-003-1 –   Comment
Misoperation                                                                   Protective Relay and Remedial
                                                                               Action Scheme Misoperation

   perform the required activities within 20 business days.
High The Transmission Owner and Generator Owner did not report the
    completion of repair or replacement of Protection System and/or RAS
    that misoperated to comply with the requirements within 20 business
    days of the completion but did perform the required activities within 25
    business days.
Severe The Transmission Owner and Generator Owner did not report
    the completion of repair or replacement of Protection System
    and/or RAS that misoperated to comply with the requirements
    within 25 business days of the completion.




                                                                       35

				
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