IEC 61557-3:1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
12-09-2022
English - French, Spanish, Castilian
14-02-1997
Specifies requirements for equipment for measuring the loopimpedance between a phase conductor and the protective conductoror between a phase conductor and neutral or between two phaseconductors by using the voltage drop when the circuitunder test is loaded.
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