当线路故障出现时,保护装置动作将故障切除,然后重合闸,若是稳定性故障,则立即加速保护

题型:单项选择题

问题:

当线路故障出现时,保护装置动作将故障切除,然后重合闸,若是稳定性故障,则立即加速保护装置动作将断路器断开的是()

A、二次重合闸保护

B、一次重合闸保护

C、重合闸前加速保护

D、重合闸后加速保护

考点:维修电工考试维修电工(技师)维修电工(技师)题库
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