BS 6353:1983
Withdrawn
Specification for underground loudspeaker communication systems in coal mines
Hardcopy , PDF
English
04-29-1983
05-22-2026
Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Electrical interface characteristics
4. Interconnection facilities
5. Tone signals
6. Transmission distance
7. Marking
8. Documentation
Appendices
A. Design of safety couplers and barriers
B. Cable
Table
1. Electrical interface characteristics
Figures
1. Underground loudspeaker communication system
2. System electrical parameters
3. Safety coupler
4. Safety barrier
Specifies electrical interface characteristics, interconnection facilities, tone signals and transmission distance.
| Committee |
W/-
|
| DevelopmentNote |
Supersedes 81/75758 DC (09/2005) Reviewed and confirmed by BSI, January 2011. (12/2010)
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
Withdrawn:This standard is no longer used
| BS 6704:1996 | Code of practice for selection, installation and maintenance of intrinsically safe electrical equipment in coal mines |
| BS 5501-9:1982 | Electrical apparatus for potentially explosive atmospheres Specification for intrinsically safe electrical systems \'i\' |
| BS 5501-7:1977 | Electrical apparatus for potentially explosive atmospheres Intrinsic safety \'i\' |
| BS 6746(1976) : LATEST |
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