一起220kV断路器合闸故障的分析

Analysis of a 220 kV Circuit Breaker Closing Fault

本文从现场检查、结构原理、材质尺寸等方面对一起220 kV断路器合闸故障进行综合分析,剖析断路器合闸失败的原因,并针对性地提出运维建议。

A comprehensive analysis of the closing fault of a 220 kV circuit breaker is carried out from the aspects of on-site inspection,structural principle and material size.The causes of the failure of the circuit breaker closing are analyzed,and the operation and maintenance recommendations are proposed.