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IEC 61557-9 Ed. 3.0 b cor.2:2017 Corrigendum 2 - 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 9: Equipment for insulation fault location in IT systems
Corrigenda by International Electrotechnical Commission, 01/01/2017
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