煤矿井下变电所馈电开关掉闸报警装置  

Mine Substation Feeder Switch Tripping Alarm Device

作　　者：李浩[1] 

机构地区：[1]双鸭山矿业集团公司双阳煤矿,黑龙江双鸭山155137

出　　处：《煤炭技术》2008年第6期41-42,共2页Coal Technology

摘　　要：介绍了高瓦斯矿井井下采区变电所DW80型馈电开关掉闸信号报警装置的改进方法、工作原理和实用效果。经此技术改装后,当变电所任意1台DW80型馈电开关掉闸后,电铃立即报警,指示灯确定是哪台开关,同时显示故障类型。This paper introduces a high - gas coal mine underground mining area substation DW80 - feed switch tripping signal alarm devices improved method, principle and practical effect. After this technical modifications later, when substation random DW80 - feed switch tripping, sounded the bell to call the police, which set light - switch at the same time, fault type.

关 键 词：过流 漏电 指示 报警 

分 类 号：TD61[矿业工程—矿山机电]