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BS 4782:1971

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Specification for ballasts for discharge lamps (excluding ballasts for tubular fluorescent lamps)

Available format(s)

Hardcopy , PDF

Superseded date

31-08-1991

Language(s)

English

Published date

30-04-1982

Deals with requirements and tests for safety, construction and performance at 50 Hz for use with mercury lamps specified in BS 3677 and sodium lamps specified in BS 3767, high pressure sodium vapour lamps and metal halide lamps.

Committee
CPL/34/3
DevelopmentNote
REPLACES BS 3707: 1964 AND BS 3768: 1964
DocumentType
Standard
Pages
67
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
IEC 60923:2005+AMD1:2006 CSV Similar to

BS 6941:1988 Specification for electrical apparatus for explosive atmospheres with type of protection N
BS 5225-3:1982 Photometric data for luminaires Method of photometric measurement of battery-operated emergency lighting luminaires
BS 5972:1980 Specification for photoelectric control units for road lighting

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