BS 787-1:1969
Current
The latest, up-to-date edition.
Specification for mining type flameproof gate-end boxes Gate-end boxes for direct-on-line motor starting (for use on 3-phase a.c. circuits up to 650 V)
Hardcopy , PDF
English
20-03-1969
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Cooperating organizations
Foreword
Specification
1. Scope
2. Definitions
3. Service conditions
4. Ratings
5. Marking
6. Design and construction
7. Tests
8. Information to be supplied to the manufacturer
with the enquiry
Appendix
A. Metric values
Figures
1. Arrangement of busbar chamber end flange,
terminals and interconnections
2. Busbar interconnecting trunk
3. Skid coupling arrangement
4. Busbar end cover
For boxes with a range of three current ratings, having air-break electrically operated contactor which, with associated equipment, provides for control and protection of coalface machinery. Design and construction; attachment of cables; coupling of units; means of isolation; main contactor; test methods.
| Committee |
W/-
|
| DevelopmentNote |
Reviewed and confirmed by BSI, January 2011. (12/2010)
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
This British Standard specifies requirements for flameproof gate-end boxes designed primarily for use, in the mining industry, on 3-phase a.c. circuits up to 650 V, for direct-on-line contactor starting and for the protection of coalcutters, conveyors, loaders and the like.
| Standards | Relationship |
| UNE-EN 13458-3:2003 | Identical |
| BS 5126-1:1993 | Mining type flameproof supply and control units for use on systems up to 1100 V Specification for direct-on-line motor starters |
| BS 5126-4:1993 | Mining type flameproof supply and control units for use on systems up to 1100 V Specification for air-cooled transformers to power drilling machines |
| BS 5126-2:1993 | Mining type flameproof supply and control units for use on systems up to 1100 V Specification for circuit breaker units |
| BS 5126-3:1993 | Mining type flameproof supply and control units for use on systems up to 1100 V Specification for air-cooled lighting transformer units |
| BS 279(1947) : LATEST | 100-AMPERE FLAMEPROOF PLUGS AND SOCKETS (RESTRAINED TYPE) |
| BS 587:1957 | Specification. Motor starters and controllers |
| BS 542:1973 | Specification for cable glands and sealing boxes for association with apparatus for use at mines and quarries |
| BS 88(1952) : LATEST | CARTRIDGE FUSES FOR VOLTAGES UP TO AND INCLUDING 1000 V a.c. AND 1500 V d.c. |
| BS 350:2004 | Conversion factors for units |
| BS 3454:1984 | Specification for 1.9/3.3 kV, 300 A bolted flameproof cable couplers and adaptors (including 380/660 V and 640/1100 V, 300 A adaptors), primarily for use in mines |
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