
Specification. Flameproof enclosures for electrical apparatus (for use in mines and other places where an explosive atmosphere may be encountered) and tests for flame-proof enclosures.
NORMA vydaná dňa 17.11.1926
Designation standards: BS 229:1926
Note: NEPLATNÁ
Publication date standards: 17.11.1926
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS