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IEVref:441-17-15ID:
Language:enStatus: Standard
Term: overcurrent discrimination
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Definition: co-ordination of the operating characteristics of two or more overcurrent protective devices such that, on the incidence of overcurrents within stated limits, the device intended to operate within these limits does so, while the other(s) does (do) not

NOTE – Distinction is made between series discrimination, involving different overcurrent protective devices passing substantially the same overcurrent, and network discrimination involving identical protective devices passing different proportions of the overcurrent.


Publication date:1984
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Internal notes:2018-01-31: Leading article deleted and editorial revision to spelling: "over-current" replaced by "overcurrent" in line with current practice. JGO
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