讨论QJZ-400型矿用隔爆磁力启动器故障排查  

Discussion on Troubleshooting to QJZ-400 Flameproof Magnetic Starter for Coal Mine

作　　者：张恒 李冠亚[2] 薛建东[2] 

机构地区：[1]中国平煤神马集团一矿,河南平顶山467000 [2]平顶山工业职业技术学院,河南平顶山467000

出　　处：《电气防爆》2012年第4期30-33,共4页Electric Explosion Protection

摘　　要：通过对一种QJZ-400型矿用隔爆磁力启动器的结构、主要技术指标和工作原理的介绍,总结了可能发生的故障现象及其排查方法。QJZ -400 flameproof magnetic starter ior coal mine is widely used. However, pro- tective circuits used for the same type of magnetic starters made by different manufacturer are different. it brough inconvenience to an electrician for maintaining or repairing underground. This article gives an outline of the structure and principle of QJZ -400 flameproof magnetic starters.

关 键 词：矿井 隔爆 磁力启动器 故障排查 

分 类 号：TM5[电气工程—电器]