目 录摘 要：....................................................................................................................................1关键词： .................................................................................................................................. 1 Abstract ： ................................................................................................................................ 1 Keywords ： .............................................................................................................................. 1 一、绪论 .................................................................................................................................. 1 二、低压综保综合简介 .......................................................................................................... 2 1. 概述 ................................................................................................................................... 2 2. 构成 .................................................................................................................................. 3 3. 工作原理 ........................................................................................................................... 3 4 。 功能 ................................................................................................................................ 5 三、 电动机控制电路的比较 ................................................................................................... 7 3 。 1 传统的电动机控制电路 .............................................................................................. 7 3 。 2 采纳 ST500 电动机保护控制器的现代电路 ............................................................... 8 四、 故障排查方法 ................................................................................................................ 10 1 、接线错误 ........................
