220kV GIS断路器拒分故障分析与解决办法  

Fault analysis and solution of 220kV GIS circuit breaker refusing to open

作　　者：杨斌 Yang Bin(Jiangsu Electrie Power Maintenance Branch Company,Nanjing Jiangsu,210000)

机构地区：[1]国网江苏省电力有限公司检修分公司,江苏南京210000

出　　处：《电子测试》2020年第23期117-118,共2页Electronic Test

摘　　要：以某变电站220kV断路器拒分故障为背景,经检查后得知分闸线圈存在烧损现象,两个分闸线圈二次线抽头极性接反是引发该故障的具体成因,在此基础上提出相适应的解决办法,希望所提内容可作为同行的参考。Based on the fault of 220kV circuit breaker refusing to open in a substation,it is found that the opening coil is burnt after inspection.The reverse polarity connection of the secondary line tap of two opening coils is the specific cause of the fault.On this basis,the corresponding solutions are proposed,hoping that the contents mentioned can be used as a reference for peers.

关 键 词：220kV 断路器 故障分析 解决办法 

分 类 号：TM561[电气工程—电器]