一例110kV断路器疑似家族性缺陷分析

Analysis on a suspicious familial defect for 110 kV circuit breaker

断路器在现场运行中容易出现机械原因导致的故障,本文通过分析实际运行中断路器故障缺陷,总结了存在疑似家族性缺陷的故障特点,指出断路器厂家在设计、配件选择方面的不足,提出在断路器实际运维中的注意事项。

Circuit breaker are easy to have a breakdown by mechanical reason in the actual operation . Based on the analysis of circuit breaker failure defects in actual operation , this paper summarizes the defect of suspicious familial failure characteristics , points out that the deficiencies circuit breaker manufacturers in design , accessories choice and the matters of attention in theactual operations are put forward for the circuit breakers .