AS NZS 18913-1997 Industrial fall-arrest systems and devices Fall-arrest devices

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AS NZS 18913-1997 Industrial fall-arrest systems and devices Fall-arrest devices Powered By Docstoc
					                                                                                                              AS/NZS 1891.3:1997




                                                                                           Australian/New Zealand Standard®
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                                                                                           Industrial fall-arrest systems and
                                                                                           devices

                                                                                           Part 3: Fall-arrest devices
                                                                                           AS/NZS 1891.3:1997

                                                                                           This Joint Australian/New Zealand Standard was prepared by Joint Technical
                                                                                           Committee SF/15, Industrial Safety Belts and Harnesses. It was approved on behalf
                                                                                           of the Council of Standards Australia on 14 March 1997 and on behalf of the Council
                                                                                           of Standards New Zealand on 24 March 1997. It was published on 5 July 1997.




                                                                                           The following interests are represented on Committee SF/15:
                                                                                           Association of Certification Bodies
                                                                                           Australian Chamber of Commerce and Industry
                                                                                           Australian Chamber of Manufactures
                                                                                           Australian Lightweight Vertical Rescue Instructors
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                                                                                           Bureau of Steel Manufacturers of Australia
                                                                                           Communications, Electrical, Plumbing Union
                                                                                           Department of Employment, Vocational Education, Training
                                                                                             and Industrial Relations, Queensland
                                                                                           Department of Occupational Health Safety and Welfare, Western Australia
                                                                                           Electricity Engineers Association of New Zealand
                                                                                           Electricity Supply Association of Australia
                                                                                           Industrial Rope Access Association of New South Wales
                                                                                           Master Builders Australia
                                                                                           New Zealand Manufacturers Federation
                                                                                           Safety Institute of Australia
                                                                                           Tasmania Development and Resources
                                                                                           Telstra Corporation
                                                                                           The New Zealand Alpine Club
                                                                                           Workcover Authority of N.S.W.
                                                                                           Workcover Authority of Victoria




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                                                                                                      This Standard was issued in draft form for comment as DR 96051.
                                                                                                                                        AS/NZS 1891.3:1997




                                                                                           Australian/New Zealand Standard®
This is a free 6 page sample. Access the full version at http://infostore.saiglobal.com.




                                                                                           Industrial fall-arrest systems and
                                                                                           devices

                                                                                           Part 3: Fall-arrest devices




                                                                                             Originated as AS 1891.3 —1992.
                                                                                             Jointly revised and designated AS/NZS 1891.3:1997.




                                                                                           PUBLISHED JOINTLY BY:

                                                                                           STANDARDS AUSTRALIA
                                                                                           1 The Crescent,
                                                                                           Homebush NSW 2140 Australia
                                                                                           STANDARDS NEW ZEALAND
                                                                                           Level 10, Radio New Zealand House,
                                                                                           155 The Terrace,
                                                                                           Wellington 6001 New Zealand
                                                                                                                                                  ISBN 0 7337 1153 7
                                                                                           AS/NZS 1891.3:1997                                                     2



                                                                                                                                                          PREFACE

                                                                                                 This Standard was prepared by the Joint Standards Australia/Standards New Zealand
                                                                                                 Committee SF/15 on Industrial Safety Belts and Harnesses. It is one of a group of
                                                                                                 Standards dealing with fall protection equipment for industrial use and supersedes
                                                                                                 AS 1891.3 — 1992 Industrial safety belts and harnesses, Part 3: Fall-arrest devices. The
                                                                                                 other Standard in the group which has already been published is as follows:
                                                                                                 AS/NZS
                                                                                                 1891                Industrial fall-arrest systems and devices
                                                                                                 1891.1              Part 1: Safety belts and harnesses
                                                                                                 The following documents were referred to during the compilation of this Standard:
                                                                                                 EN
                                                                                                 353                 Personal protective equipment against falls from a height
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                                                                                                 353-1:1992          Guided type fall arresters on a rigid anchorage line
                                                                                                 353-2:1992          Guided type fall arresters on a flexible anchorage line
                                                                                                 360:1992            Personal protective equipment against falls from a height— Retractable type
                                                                                                                     fall arresters
                                                                                                 The principal variations from AS 1891.3— 1992 are as follows:
                                                                                                 (a)     The maximum force in a supporting lanyard (Type 1 devices) or anchorage line
                                                                                                         (Types 2 and 3 devices) during fall-arrest is limited to 6 kN, with requirements for
                                                                                                         an integral energy absorber to be attached to the fall-arrest device where adequate
                                                                                                         energy absorption is not inherent in the device itself.
                                                                                                 (b)     Requirements for                attachment         hardware         now       follow        those      specified        in
                                                                                                         AS/NZS 1891.1.
                                                                                                 (c)     The strength requirement for anchorage lines and attachment hardware is now
                                                                                                         consistently specified as 15 kN.
                                                                                                 (d)     Test methods have been revised to eliminate the need to use a test dummy for
                                                                                                         dynamic tests.
                                                                                                 The term ‘normative’ has been used in this Standard to define the application of the
                                                                                                 appendix to which it applies. A ‘normative’ appendix is an integral part of a Standard.




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                                                                                                                                                        3                                                                    AS/NZS 1891.3:1997




                                                                                                                                           CONTENTS
                                                                                                                                                                                                       Page
                                                                                           SECTION 1 SCOPE AND GENERAL
                                                                                             1.1 SCOPE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
                                                                                             1.2 REFERENCED DOCUMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
                                                                                             1.3 DEFINITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
                                                                                             1.4 CLASSIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
                                                                                             1.5 SELECTION, USE AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . 5
                                                                                             1.6 ACCEPTANCE OF MATERIAL SUPPLIED FROM OVERSEAS . . . . . . . 5

                                                                                           SECTION 2 DESIGN
                                                                                             2.1 GENERAL . . . . . . . .            . ..   ..    . .   ..   .   ..   .   .   .   ..   .   .   ...    .. .. .   . ..   ..    . .   ..   .   .    6
                                                                                             2.2 COMPONENTS . . . . .               .. .   . .   . .   ..   .   ..   .   .   .   ..   .   .   ...    ... ..    .. .   . .   . .   ..   .   .    6
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                                                                                             2.3 ANCHORAGE LINES .                  ...    ..    ..    ..   .   ..   .   .   .   ..   .   .   ...    .....     ...    ..    ..    ..   .   .    8
                                                                                             2.4 LANYARDS . . . . . . .             .. .   . .   ..    ..   .   ..   .   .   .   ..   .   .   . ..   . .. ..   .. .   . .   ..    ..   .   .    9

                                                                                           SECTION 3 PERFORMANCE AND TESTING
                                                                                             3.1 SCHEDULE OF TESTING . . . . . . . . . . . . . . . . . . . . . . . .                                           ... .   ..    .. .. .           10
                                                                                             3.2 ENDURANCE TEST . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                        .. ..   ..    .. .. .           10
                                                                                             3.3 LOCKING PERFORMANCE AFTER CONDITIONING . . .                                                                  .. ..   ..    .. ...            10
                                                                                             3.4 DYNAMIC PERFORMANCE . . . . . . . . . . . . . . . . . . . . . .                                               ....    . .   .. .. .           10
                                                                                             3.5 STRENGTH TEST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                     .. ..   ..    .. ..             11
                                                                                             3.6 PERFORMANCE OF LANYARDS . . . . . . . . . . . . . . . . . .                                                   ....    ..    ... ..            11
                                                                                             3.7 STATIC TEST FOR ENERGY ABSORBERS . . . . . . . . . . .                                                        ... .   ..    .....             11
                                                                                             3.8 ATTACHMENT HARDWARE— PROOF LOADING . . . . .                                                                  .. ..   ..    ... .             11

                                                                                           SECTION 4 INSTRUCTIONS AND MARKING
                                                                                             4.1 INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
                                                                                             4.2 MARKING OF FALL-ARREST DEVICES . . . . . . . . . . . . . . . . . . . . . . . . 12

                                                                                           APPENDICES
                                                                                             A ENDURANCE TEST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                      ..   . .. ... ...               13
                                                                                             B LOCKING PERFORMANCE AFTER CONDITIONING . . . . .                                                                ..   .. .. ... ..               15
                                                                                             C DYNAMIC PERFORMANCE TESTS . . . . . . . . . . . . . . . . . .                                                   ..   ....... ..                 18
                                                                                             D STRENGTH TESTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                      ..   .. .. .. ...               22
                                                                                             E LANYARD DYNAMIC TEST . . . . . . . . . . . . . . . . . . . . . . .                                              ..   .. ... .. ..               23
                                                                                           AS/NZS 1891.3:1997                                   4




                                                                                                                STANDARDS AUSTRALIA / STANDARDS NEW ZEALAND

                                                                                                                           Australian/New Zealand Standard
                                                                                                                     Industrial fall-arrest systems and devices

                                                                                                                                Part 3: Fall-arrest devices

                                                                                                            S E C T I O N        1     S CO P E        A N D    G E NE R A L

                                                                                                1.1 SCOPE This Standard specifies requirements for the design and performance of
                                                                                                fall-arrest devices comprising devices which travel along either a fixed or flexible
                                                                                                anchorage line, and those which pay out an anchorage line.
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                                                                                                1.2 REFERENCED DOCUMENTS The following documents are referred to in this
                                                                                                Standard:
                                                                                                AS
                                                                                                1192               Electroplated coatings — Nickel and chromium
                                                                                                1231               Aluminium and aluminium alloys —Anodized coatings for architectural
                                                                                                                   applications
                                                                                                1650               Hot-dipped galvanized coatings on ferrous articles
                                                                                                1789               Electroplated coatings — Zinc on iron or steel
                                                                                                1790               Electroplated coatings — Cadmium on iron or steel
                                                                                                1897               Electroplated coatings on threaded components (metric coarse series)
                                                                                                2193               Method of calibration and grading of force-measuring systems of testing
                                                                                                                   machines
                                                                                                3569               Steel wire ropes
                                                                                                4142               Fibre rope
                                                                                                4142.1             Part 1: Care and safe usage
                                                                                                4142.2             Part 2: Three strand hawser laid and eight strand plaited
                                                                                                4142.3             Part 3: Man-made fibre rope for static life rescue lines
                                                                                                4626               Industrial fall-arrest devices — Selection, use and maintenance
                                                                                                K132               Electroplated coatings on threaded components
                                                                                                K132.1             Part 1: Cadmium on steel
                                                                                                K132.2             Part 2: Zinc on steel
                                                                                                AS/NZS
                                                                                                1891               Industrial fall-arrest systems and devices
                                                                                                1891.1             Part 1: Safety belts and harnesses
                                                                                                BS
                                                                                                4921               Specification for sherardized coatings on iron or steel
                                                                                                SAE
                                                                                                J211          Instrumentation for impact tests
                                                                                                J211/1 Mar 95 Part 1: Electronic instrumentation




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                                                                                                             AS/NZS 1891.3:1997, Industrial fall-arrest systems
                                                                                                             and devices Fall-arrest devices
This is a free 6 page sample. Access the full version at http://infostore.saiglobal.com.




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