PLC在电动机控制系统中的应用

Application of PLC to Control System for Motors

介绍了可编程控制器与一台自耦变压器组成的起动设备，对多台电动机起动和控制的电路及应用．用一台自耦变压器不同时起动多台异步电动机，是一种新颖、经济、实用的控制方式，经实际应用，效果很好．

A starting device composed of a programmable controller and an autotransformer, for several asynchronous motors' starting and controlling, is described. It is a new, economic and practical control mode. Its actual application shows that it has good effectiveness.