Electrical apparatus for potentially explosive atmospheres. Increased safety ´e´.
NORMA vydaná dňa 30.12.1977
Designation standards: BS 5501-6:1977
Note: NEPLATNÁ
Publication date standards: 30.12.1977
The number of pages: 48
Approximate weight : 144 g (0.32 lbs)
Country: British technical standard
Kategória: Technické normy BS