低压电动机原理图分析  

Schematic Analysis of Low-voltage Motor

作　　者：刘文华 孙文玲 LIU Wen-hua;SUN Wen-ling(Wuhuan Engineering Co.,Ltd.,Wuhan Hubei 430223,China;Hubei Institute of Water Resources and Hydropower Research,Wuhan Hubei 430070,China)

机构地区：[1]中国五环工程有限公司,湖北武汉430223 [2]湖北省水利水电科学研究院,湖北武汉430070

出　　处：《化肥设计》2021年第4期15-18,共4页Chemical Fertilizer Design

摘　　要：根据电动机保护器的使用情况,阐述了低压抽屉柜电动机原理图的控制电源和控制方式选择,以及断路器、接触器及电动机保护器之间的协调配合,且根据低压柜面板上是否有跳合闸按钮,详细分析两种原理图的要求和原则。This paper expounds the control power selection&control mode selection methods in preparing the schematic diagram of low-voltagedrawer motor,and the coordination among circuit breaker,contactor,and motor protector based on the application status of motor protector.Detailed analysis of the requirements and principles of two kinds of schematic diagrams is made according to the existence/absence of switch button on the low-voltage switch gear panel.

关 键 词：控制电源 抽屉柜 断路器 接触器 电动机保护器 

分 类 号：TM301[电气工程—电机]