BS 142-2-2.3:1984
Date published:
Electrical protection relays. Requirements for the principal families of protection relays, Specification for thermal electrical relays
Specifies the performance requirements for dependent specific time measuring relays which protect equipment from electrical thermal damage by measurement of the current flowing in the protected equipment, and the parameters whose values are to be declared by the manufacturers of such relays. Excludes devices complying with BS 4941 and BS 5424.
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BS 142-2-2.3:1984
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