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BSI - BS 229

Specification for Flameproof Enclosure of Electrical Apparatus

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Organization: BSI
Publication Date: 30 March 1957
Status: inactive
Page Count: 42
ICS Code (Housings, enclosures, other machine parts): 21.180
ICS Code (Electrical apparatus for explosive atmospheres): 29.260.20
scope:

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).

Document History

BS 229
March 30, 1957
Specification for Flameproof Enclosure of Electrical Apparatus
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...

References

This document references:
BS AU 239 - Method of Testing Strength of Drawbar Couplings and Eyes for Hinged Drawbars
Published by BSI on April 30, 1991
A description is not available for this item.
This document is referenced by:
BS 5126-1 - Mining type flameproof supply and control units for use on systems up to 1100 V — Part 1: Specification for direct-on-line motor starters
Published by BSI on December 15, 1993
Specifies service conditions, rated values, design and construction, verification and testing.
This document is referenced by:
BS 6556-2 - Low Speed Digital Signals for Use in Coal Mines - Part 2: Specification for Transformer Coupling
Published by BSI on January 31, 1985
Defines electrical input and output characteristics of intrinsically safe transmitting and receiving circuits forming a low speed digital data transmission link in which data is transmitted using...
This document is referenced by:
BS 7924 - Code of Practice for the Repair and Overhaul of Certified Electrical Apparatus Intended for Use in Mines Susceptible to Firedamp
Published by BSI on November 15, 1999
A description is not available for this item.
This document is referenced by:
BS 4199-1 - Specification for Surgical Suction Apparatus Part 1. Electrically Operated Surgical Suction Apparatus of High Vacuum and High Air Displacement Type
Published by BSI on October 9, 1967
Basic requirements for mobile apparatus intended for use on d.c. or on single-phase a.c. supplies of up to 250 V, for use in hospital operating theatres and wards.
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