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BS 142-2-2.2:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Electrical protection relays. Requirements for the principal families of protection relays Specification for general requirements for measuring relays used for protection
Hardcopy , PDF
01-01-1995
English
30-11-1990
General performance requirements for electrical protection measuring relays and the parameters whose values are to be declared by the manufacturer of such relays.
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