一起断路器重合不成功的事故分析

Accident Analysis for an Unsuccessful Circuit Breaker Reclosing

对一起运行中的早期ABB断路器重合闸失败的事故进行分析,指出了早期ABB断路器操作机构合闸回路存在的不足,并提出了处理方案。

The accident of early ABB circuit breaker reclosing failure is analyzed. It points out shortages that exists in the closing circuit of early ABB circuit breaker control mechanism and proposes the method.