In a low-resistance grounding system, when the multi-loop line occurs grounding fault inphase, It will cause large changes of the zero-sequence current distribution characteristics, which will cause zero-sequence protection refused to action.

  • 在小电阻接地系统中,当多回线同相发生接地故障时,将引起零序电流的分布特征发生较大变化,从而引起零序保护的拒误动。

  • 互联网摘选 2025-01-20 17:47:02

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