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IEVref:441-16-01ID:
Language:enStatus: Standard
Term: operation (of a mechanical switching device)
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Definition: the transfer of the moving contact(s) from one position to an adjacent position

NOTE 1 – For a circuit-breaker, this may be a closing operation or an opening operation.

NOTE 2 – If distinction is necessary, an operation in the electrical sense, e.g. make or break, is referred to as a switching operation, and an operation in the mechanical sense, e.g. close or open, is referred to as a mechanical operation.


Publication date:1984
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