IEC-61557-4 › Historical Revision Information
Part 4: Resistance of Earth Connection & Equipotential Bonding, Electrical Safety in Low V

IEC-61557-4 - 2ND EDITION - SUPERSEDED
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This part of IEC 61557 specifies the requirements applicable to equipment for measuring the resistance of earth conductors, protective earth conductors and conductors for equipotential bonding, including their connections and terminals, with an indication of the measured value or indication of limits. This second edition cancels and replaces the first edition published in 1997. This edition constitutes a minor revision.
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To find similar documents by classification:

17.220.20 (Measurement of electrical and magnetic quantities Including measuring instruments, instrument transformers Electric energy meters in buildings, see 91.140.50)

29.080.01 (Electrical insulation in general)

29.240.01 (Power transmission and distribution networks in general Powerline telecommunications, see 33.040.60)

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Document Number

IEC 61557-4 Ed. 2.0 b:2007

Revision Level

2ND EDITION

Status

Superseded

Publication Date

Jan. 1, 2007

Committee Number

85