矿用隔爆兼本质安全型软启动器故障诊断  

Mine Exprosion-proof and Intrinscary Soft Starter Fault Diagnosis

作　　者：徐建新 

机构地区：[1]徐州矿务集团煤矿装备公司,江苏徐州221001

出　　处：《煤矿机械》2014年第6期271-272,共2页Coal Mine Machinery

摘　　要：QJR系列矿用隔爆兼本质安全型软启动器(以下简称软启动器)适用于煤矿井下,是一种机电一体化及微电子技术的高科技智能产品。对交流50 Hz、电压1 140 V或660 V;电流至300 A、400 A、500 A的三相交流异步电动机进行软启动,设备在低电压、小电流时启动,对设备、电网冲击小,平稳加速,是煤矿一种理想的节能控制设备。QJR series flameproof and intrinsically safe soft starter （hereinafter referred to as the soft starter） for coal mine, is a mechanical and electrical integration of high-tech microelectronic technology and smart products. AC 50 Hz, voltage 1 140 V or 660 V; current up to 300 A,400 A,500 A three- phase AC induction motor soft start equipment in low voltage, low current startup, equipment, power impact, smooth acceleration, is one kind of coal ideal energy-saving control equipment.

关 键 词：矿用隔爆 软启动器 故障诊断 

分 类 号：TD684[矿业工程—矿山机电]