关于高低压开关柜接地保护装置的探析  

Analysis of Ground Protection Device for High and Low Voltage Switchgear

作　　者：朱东霞 Zhu Dongxia(Datong Coal Mine Group Electrical and Mechanical Equipment Tongzhong Electric Co.,Ltd.,Datong Shanxi 037305)

机构地区：[1]大同煤矿集团机电装备同中电气有限责任公司,山西大同037305

出　　处：《机械管理开发》2020年第4期68-69,共2页Mechanical Management and Development

摘　　要：针对煤矿井下供电系统使用的高低压开关柜接地装置存在的问题,对接地保护装置结构及其工作原理进行了分析,并对接地保护装置进行改善.应用实践表明,改进后的高低压开关柜再无触电或爆炸安全事故发生.In view of the problems existing in the grounding device of high and low voltage switchgear used in underground power supply system of coal mine,the structure and working principle of the grounding protection device are analyzed,and the grounding protection device is improved.The application practice shows that there is no electric shock or explosion safety accident in the improved high and low voltage switchgear.

关 键 词：开关柜 接地保护 变电站 手车室 

分 类 号：TM591[电气工程—电器]