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 9: Equipment for insulation fault location in IT systems
NORMA vydaná dňa 10.12.2015
Designation standards: GB/T 18216.9-2015
Publication date standards: 10.12.2015
Country: Chinese technical standard
Kategória: Technické normy GB