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  • IEC 61557-3 Ed. 3.0 b:2019

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

International Electrotechnical Commission, 07/26/2019

Publisher: IEC

File Format: PDF

$25.00$51.00


Published:26/07/2019

Pages:21

File Size:1 file , 1 MB

Note:This product is unavailable in Ukraine, Russia, Belarus

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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