笼型异步电动机Y-△起动电路及PLC控制方法

摘要

介绍两种典型的鼠笼型异步电动机Y-△起动电路的工作原理，分析各自的优缺点。通过实例，介绍无源切换Y-△起动PLC控制电路．%The working principle of Y-△ starting circuit of two typical cage asynchronous motor is introduced. The advan tages and disadvantages are analyzed. The passive switching Y-△ starting PLC control circuit is discussed through example.