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  • BSI
    BS 2538:1954 Specification for air-cooled flameproof single-phase lighting transformer units supplied from high voltage systems
    Edition: 1954
    $281.30
    / user per year

Description of BS 2538:1954 1954



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.

Standard NumberBS 2538:1954
TitleSpecification for air-cooled flameproof single-phase lighting transformer units supplied from high voltage systems
StatusWithdrawn
Publication Date1954-11-25
Withdrawn Date2014-07-01
DescriptorsHigh-voltage equipment, Electric connectors, Mining equipment, Single-phase transformers, Marks, Fuses, Marking, Transformers, Lighting equipment, Isolator switches, Earthing, Electrically-operated devices, Cable junctions, Dry-type transformers, Type d protected electrical equipment
ICS29.180 Transformers. Reactors, 29.260.20 Electrical apparatus for explosive atmospheres
CommitteeW/-
ISBN0 580 02680 9
PublisherBSI
Pages8

About BSI

BSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses.
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