
Insulation coordination for equipment within low-voltage system. Part 4. Consideration high-frequency voltage
NORMA vydaná dňa 1.6.2019
Designation standards: GOST IEC 60664-4-2017
Publication date standards: 1.6.2019
The number of pages: 56
Approximate weight : 168 g (0.37 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST
Implemented changes and corrections:
Amd. 4.20