BS 229:1957
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification. Flameproof enclosure of electrical apparatus
Hardcopy , PDF
English
30-03-1957
01-11-2003
Electrical apparatus enclosures for use in flammable or explosive gases or vapours. Design and construction, tables the grouping of gases and vapours and the corresponding permissible gap dimensions for flanged joints. Treatment of control spindles, shafts, conductors, etc. Appendices detail requirements for certification as flameproof. (See also BS 5501-5).
| Committee |
EXL/31
|
| DevelopmentNote |
Replaced by BS 4683: Part 2: 1971, but remains current to maintain the validity of existing certificates and to grant supplementary certificates.
|
| DocumentType |
Standard
|
| Pages |
42
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
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