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IEVref:447-01-50ID:
Language:enStatus: Standard
Term: arc flash protection device
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Definition: device intended to detect arc faults and provide a signal for operation of a mitigation or current interruption device

Note 1 to entry: An arc flash protection device relies primarily on sensing other than traditional overcurrents, such as light sensing, pressure sensing, and current spectra sensing. The device can, or not, use traditional current sensing as an additional signal.


Publication date:2020-05
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