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IEC 61557-3 Ed. 3.0 b:2019

M00001752

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IEC 61557-3 Ed. 3.0 b:2019 Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance

standard by International Electrotechnical Commission, 07/26/2019

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IEC 61557-3 specifies the requirements applicable to equipment for measuring the loop impedance between a phase conductor and the protective conductor or between a phase conductor and neutral or between two phase conductors by using the voltage drop when the circuit under test is loaded.

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Edition: 3.0 Published: 07/26/2019 Number of Pages: 21 File Size: 1 file , 1 MB