BS 9153:1982
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Rules for the preparation of detail specifications for all-or-nothing electromechanical relays of assessed quality primarily intended for telecommunication applications. Full and basic assessment levels
Hardcopy , PDF
23-07-2013
English
15-04-1982
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