IEVref:442-05-68ID:
Language:enStatus: Standard
Term: arc fault detection unit
Synonym1: AFD unit
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Definition: part of the arc fault detection device ensuring the function of detection and discrimination of dangerous earth, parallel and series arc faults and initiating the operation of the device to cause interruption of the current

Note 1 to entry: The interruption of the current can be provided by one of the following:- an opening means;- a protective device integrating an arc fault detection unit;- a protective device assembled with an arc fault detection unit.


Publication date:2019-05
SourceIEC 62606:2013, 3.4
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