摘要
介绍了电源故障的一般特点、电源引入电气控制系统的方法以及电源故障的常见现象.从相线和零线电源极性、接线故障、三相电源故障、电源电压升高以及电源缺相等几个方面分析了电源故障的原因和查找方法。
The general Characteristics and common phenomenon of power fault was introduced with the method that power was draw into the control system. The cause of fault and searching method was analyzed as following： power polarity of phase line and zero line, connection error, three-phase power, voltage rising and the power without phase.
出处
《电子质量》
2008年第2期45-47,共3页
Electronics Quality
关键词
电源
电气设备
故障诊断
Power
Electrtc equipment
Fault diagnosis
