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. Equipment for insulation fault location in IT systems.
NORMA vydaná dňa 31.3.2017
Designation standards: BS EN 61557-9:2015
Note: NEPLATNÁ
Publication date standards: 31.3.2017
The number of pages: 34
Approximate weight : 102 g (0.22 lbs)
Country: British technical standard
Kategória: Technické normy BS