.采用单相重合闸的220kV线路,线路纵联保护动作至发出跳闸脉冲40ms,断路器连灭弧60ms, 重合闸时间继电器整定0.7秒,开关合闸时间100ms,从事故发生至故障利恢复电 压的时间为( )。
发布时间:2025-12-05
A.0.9s
B.0.8s
C.1.0s
D.0.7s
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