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BSI - BS 1050

Specification for Indicator Lamps for Use in Telecommunication Apparatus and for Allied Purposes

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Organization: BSI
Publication Date: 30 November 1984
Status: active
Page Count: 26
ICS Code (Switching and signalling systems): 33.040.30
scope:

Includes the majority of indicator lamps used in telecommunication apparatus and now includes general requirements and tests and specific details relevant to each type of lamp.

Document History

BS 1050
November 30, 1984
Specification for Indicator Lamps for Use in Telecommunication Apparatus and for Allied Purposes
Includes the majority of indicator lamps used in telecommunication apparatus and now includes general requirements and tests and specific details relevant to each type of lamp.
February 13, 1953
Specification for visual indicator lamps for use in telephone and telegraph switchboards and for allied purposes
Initial rating and life performance, selection for test, test conditions; appendix on photometry.

References

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