BS 2538:1954
Withdrawn
Specification for air-cooled flameproof single-phase lighting transformer units supplied from high voltage systems
Hardcopy , PDF
English
11-25-1954
07-01-2014
NO CONTENTS SECTION
Transformer units for supply voltages of 2200, 2750 or 3300 volts with ratings of 2.5 kVA and 5 kVA mainly for roadway lighting in mines. It specifies standard voltages, ratings, provision for earthing, primary isolating switch, protective fuses, particulars of temperature limits and a series of tests.
| Committee |
W/-
|
| DevelopmentNote |
Inactive for the new design. (11/2011)
|
| DocumentType |
Standard
|
| Pages |
8
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| Standards | Relationship |
| UNE-EN 60745-2-2:2011 | Identical |
| UNE-EN 719:1995 | Identical |
| BS 5067:1985 | Specification for flameproof transformers for use in mines |
| BS 171:1970 | Specification for power transformers |
| 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. |
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