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如何判断继电器好坏
更新时间: 2020-11-08 00:00:00  

判断继电器好坏的方法:给继电器接上线圈额定电流,如果能吸合说明基本上是好的。继电器是一种电控制器件,是当输入量(激励量)的变化达到规定要求时,在电气输出电路中使被控量发生预定的阶跃变化的一种电器。

关键词: 如何 判断 继电器 好坏

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