线路发生单相接地故障，保护启动至发出跳闸脉冲40ms,断路器灭弧60ms,重合闸时间继电器整定0.8s,断路器合闸100ms,从事故发生至故障相恢复电压的时间200ms为（   ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69395' and id < 4492198 and id<>'4492198' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69395' and id > 4492198 and id<>'4492198' order by id asc limit 5