BS 89-5:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Direct acting indicating analogue electrical measuring instruments and their accessories Specification for special requirements for phase meters, power factor meters and synchroscopes
Hardcopy , PDF
03-26-2018
English
08-31-1990
Classification, construction, marking, electrical and mechanical requirements and tests for phase meters, power factor meters and synchroscopes.
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