在电动机的继电器接触器控制电路中，热继电器的正确连接方法应当是（）。 -题库考试答案搜索网

在电动机的继电器接触器控制电路中，热继电器的正确连接方法应当是（）。

单选题

2021-07-19 02:42

A、热 继 电 器 的 发 热 元 件 串 接 在 主 电 路 内，而 把 它 的 动 合 触 点 与 接 触 器 
B、热 继 电 器 的 发 热 元 件 串 联 接 在 主 电 路 内，而 把 它 的 动 断 触 点 与 接 触 
C、热 继 电 器 的 发 热 元 件 并 接 在 主 电 路 内，而 把 它 的 动 断 触 点 与 接 触 器 

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正确答案

B

试题解析

B

标签：机械制造与自动化高起专电工与电气 2019级第三学期期末考试

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