
Creepage distance for external insulation of electrical AC voltage installations of 6-750 kV class
NORMA vydaná dňa 11.1.2011
Designation standards: STO 56947007-29.240.068-2011
Publication date standards: 11.1.2011
The number of pages: 21
Approximate weight : 63 g (0.14 lbs)
Country: Russian technical standard
Kategória: STO