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SN EN 61557-4:1997现行

Electrical Safety In Low Voltage Distribution Systems Up To 1 Kv A.c. And 1,5 Kv D.c. - Equipment For Testing, Measuring Or Monitoring Of Protective Measures - Part 4: Resistance Of Earth Connection And Equipotential Bonding

出版：Swiss Standards

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基本信息

标准编号： SN EN 61557-4:1997

发布时间：1997/3/1 0:00:00

标准类别：Standard

出版单位：Swiss Standards

标准页数：0

标准简介

Defines the requirements applying to equipment for measurement of the resistance with an indication of the measured value, or of limits for the purpose of measurement of the resistance of earth conductors, protective earth conductors and conductors for equipotential bonding. Includes their connections and terminals.

等同采用的国际标准

DIN EN 61557-4 (2007-12) - Identical

BS EN 61557-4:2007 - Identical

UNE EN 61557-4:2007 - Identical

SS EN 61557-4 Ed. 2 (2007) - Identical

I.S. EN 61557-4:2007 - Identical

NF EN 61557-4:2007 - Identical

NBN EN 61557-4:2007 - Identical

IEC 61557-4 Ed. 2.0 - Identical

DIN EN 61557-4:2007 - Identical

EN 61557-4 : 2007 - Identical

BS EN 61557-4 : 2007 - Identical