Harmonic current phase failure protection circuit 2b
Source: InternetPublisher:桂花蒸 Keywords: Protection circuit harmonic current phase failure protection protection device Updated: 2021/02/11
Both circuits use thyristors to control the action of the contactor KM, thereby overcoming the problem of misoperation or refusal to operate due to phase failure protection
of the relay , and improving the sensitivity and reliability of the protection device .
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