一种电磁接触器主触头断开压降失效分析及对策  

Failure Analysis and Countermeasures for the Failure of the Main Contact of Electromagnetic Contactor

作　　者：张淑红 

机构地区：[1]西安开天铁路电气股份有限公司,西安710065

出　　处：《现代制造技术与装备》2016年第6期16-17,41,共3页Modern Manufacturing Technology and Equipment

摘　　要：一种电磁接触器在进行可靠性试验时出现主触头断开压降失效问题,对失效问题进行了原因分析,并提出了失效解决对策,通过对对策实施取得了良好效果。In reliability test an electromagnetic contactor disconnect the pressure dropped in the main contact . The paper analyzed the reason of the failure problems , and put forward the countermeasures of failure . Based on the strategy implementation good effect has obtained .

关 键 词：电磁接触器 可靠性试验 失效率 断开压降 释放值 电磁间隙 

分 类 号：U260.41[机械工程—车辆工程]