Electrical equipment for voltages 3 kV and higher. Test methods of electric strength of external insulation in conditions of contamination
NORM herausgegeben am 1.7.1987
Designation standards: GOST 10390-86
Note: UNGÜLTIG
Publication date standards: 1.7.1987
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: Russian technical standard
Kategorie: Technische Normen GOST
Implemented changes and corrections:
Amd. 3.89