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BS 7740(1994) : 1994 AMD 9060

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

PORTABLE EQUIPMENT FOR EARTHING OR EARTHING AND SHORT-CIRCUITING
Superseded date

06-15-1996

Published date

11-23-2012

Committees responsible
National foreword
Specification
1. Scope
2. Normative references
3. Definitions
4. Data for electrical characteristics
5. Requirements
6. Tests
Annexes
A. (normative) Instructions for selection, use and
     maintenance of earthing or earthing and short-
     circuiting equipment
B. (normative) Sampling procedure
C. (normative) Interim rules for selection and testing
     of earthing poles
D. (normative) Additional requirements and tests for
     devices using cables connected in parallel
Tables
1. Special temperature categories
2. Minimum cross-section of earthing cable related
     to the cross-section of the short-circuiting cable
     and/or bar
3. List of tests referred to subclauses and test
     categories
4. Pull test force on cable and connections
5. Maximum tightening torques to be applied for screw-
     tightened clamps at the short-circuit current test
6. Peak current factor
B.1 Single sampling plan for normal inspection
C.1 Basic data for earthing poles
Figures
1. Illustrations of assembled portable equipment for
     earthing or earthing and short-circuiting
2. Illustrations of three-pole earthing and short-
     circuiting cable devices
3. Illustration of a three-pole earthing and short-
     circuiting device with short-circuiting bar and
     earthing cable
4. Test set-ups for testing multi-pole short-circuiting
     devices for connection to rigid conductors
5. Test set-ups for testing multi-pole short-circuiting
     devices for overhead lines
6. Test set-ups for testing single-pole devices for
     overhead lines in single-phase systems and earthing
     cables of multi-pole devices for overhead lines
7. Apparatus for fatigue testing with bending and
     twisting
C.1 Arrangement for bending tests on earthing poles
D.1 Test set-ups for the testing of multi-pole short-
     circuiting devices with parallel cables connected
     between rigid conductors
D.2 Test set-ups for the testing of multi-pole short-
     circuiting devices with paralleled cables connected
     between conductors of overhead lines
D.3 Test set-ups for the testing of the following
     earthing and short-circuiting devices using cables
     connected in parallel

Gives advice on manufacture, use, selection and maintenance of portable equipment, with or without matching fixed connection points, for temporary earthing or earthing and short-circuiting of electrically isolated a.c. transmission and distribution systems for the protection of workers. Applies only to equipment using copper bars, copper cables or aluminium bars as the earthing and short-circuiting medium. Coverage includes definitions, data for electrical characteristics, annexes, tables and diagrams. BS AMD 9060 RENUMBERS THIS STANDARD

Committee
PEL/88
DevelopmentNote
Renumbered and superseded by BS EN 61230 Supersedes 88/209752 DC (09/1996)
DocumentType
Standard
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
IEC 61230:2008 Identical

BS EN 61219:1994 Live working. Earthing or earthing and short-circuiting equipment using lances as a short-circuiting device. Lance earthing

IEC TS 60479-1:2005+AMD1:2016 CSV Effects of current on human beings and livestock - Part 1: Generalaspects
IEC 61138:2007 Cables for portable earthing and short-circuiting equipment
IEC 60855:1985 Insulating foam-filled tubes and solid rods for live working
IEC 61235:1993 Live working - Insulating hollow tubes for electrical purposes
IEC 60050-151:2001 International Electrotechnical Vocabulary (IEV) - Part 151: Electrical and magnetic devices
IEC 60410:1973 Sampling plans and procedures for inspection by attributes
IEC 60068-2-42:2003 Environmental testing - Part 2-42: Tests - Test Kc: Sulphur dioxide test for contacts and connections
IEC 60071-3:1982 Insulation co-ordination - Part 3: Phase-to-phase insulation co-ordination - Principles, rules and application guide
IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements

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