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.
STANDARD published on 13.3.1929
Designation standards: BS 229:1929
Note: WITHDRAWN
Publication date standards: 13.3.1929
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS