
Guide to the selection of electrical equipment for use in division 2 areas.
NORMA vydaná dňa 17.3.1967
Designation standards: BS 4137:1967
Note: NEPLATNÁ
Publication date standards: 17.3.1967
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: British technical standard
Kategória: Technické normy BS