BS 137:1941

Porcelain and toughened glass insulators for overhead power lines (3.3kV and upwards).

NORMA vydána dne 26.1.1955

The information about the standard:

Designation standards: BS 137:1941
Note: NEPLATNÁ
Publication date standards: 26.1.1955
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS