
Dimensions of ball and socket couplings of string insulator units
NORMA vydaná dňa 28.7.1989
Designation standards: UNE 21009:1989
Note: NEPLATNÁ
Publication date standards: 28.7.1989
The number of pages: 41
Approximate weight : 123 g (0.27 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE