
Low-voltage switchgear and controlgear. Part 9-1. Active arc-fault mitigation systems. Arc quenching devices
NORMA vydaná dňa 1.3.2022
Designation standards: GOST IEC 60947-9-1-2021
Publication date standards: 1.3.2022
The number of pages: 19
Approximate weight : 57 g (0.13 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST
Implemented changes and corrections:
Amd. 2.22