BS 2538:1954
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Specification for air-cooled flameproof single-phase lighting transformer units supplied from high voltage systems
Hardcopy , PDF
English
25-11-1954
01-07-2014
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Withdrawn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 |
This standard has been withdrawn and is no longer current. No replacement edition is available.
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