一相高压隔离开关发热故障的分析及处理  

Analysis and Treatment of a Heat Failure of High-voltage Isolating Switch

作　　者：朱斌 ZHU Bin(State Grid Shuozhou Power Supply Company,Shuozhou 036002,China)

机构地区：[1]国网朔州供电公司,朔州036002

出　　处：《价值工程》2020年第32期181-182,共2页Value Engineering

摘　　要：隔离开关是高压开关电器中使用最多的一种电器,在电路中主要起隔离作用,触头发热是最常见的故障。本文介绍了一例通过红外诊断技术及时发现的高压隔离开关动静触头之间接触不紧密导致严重过热的故障,经过及时处理,避免了设备事故的发生。Isolating switch is one of the most used electrical appliances in high-voltage switchgear.It mainly plays a role of isolation in the circuit,and hot contact is the most common fault.This article introduces an example of a fault that caused serious overheating due to the inadequate contact between the moving and static contacts of a high-voltage isolating switch discovered in time through infrared diagnostic technology.After timely treatment,the occurrence of equipment accidents was avoided.

关 键 词：隔离开关 红外检测 动静触头 处理 

分 类 号：TM564[电气工程—电器]