
United power system and isolated power systems. Relay protection and automation. Directional carrier-current protection of power lines 110–220 kV. Testing
NORMA vydaná dňa 1.7.2023
Designation standards: GOST R 70775-2023
Publication date standards: 1.7.2023
The number of pages: 46
Approximate weight : 138 g (0.30 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST