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标题: 主令控制器的相关信息 [打印本页]

作者: 儒雅的烈焰    时间: 2012-9-20 10:45     标题: 主令控制器的相关信息

主令控制器(又称主令开关),主要用于电气传动装置中,按一定顺序分合触头,达到发布命令或其它控制线路联锁、转换的目的。适用于频繁对电路进行接通和切断,常配合磁力起动器对绕线式异步电动机的起动、制动、调速及换向实行远距离控制,广泛用于各类起重机械的拖动电动机的控制系统中。

基本分类  按其结构型式(凸轮能否调节)可分为两类:一类是凸轮可调式主令控制器;一类是凸轮固定式主令控制器。前者的凸轮片上开有小孔和槽,使之能根据规定的触头关合图进行调整;后者的凸轮只能根据规定的触头关合图进行适当的排列与组合。

作者: 工业电器    时间: 2012-9-25 13:20

主令控制器应用范围
  主令控制器通过不同的电气触点组合来控制提升和物料搬运设备
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