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58问答库 > 75w的永磁直流电机，额定电压DC220V，额定电流0.7A，转速13RPM，采用能耗制动，可以直接短接电机两端吗？

75w的永磁直流电机，额定电压DC220V，额定电流0.7A，转速13RPM，采用能耗制动，可以直接短接电机两端吗？

2025-04-01 22:12:33

推荐回答（1个）

回答（1）：

能耗制动不是有个制动电阻么？要把这个制动电阻加上虽然这个电阻的阻值很小但是你不能直接短接而不用它啊它是用来消耗电流的直接短接没试过分析可能这个制动电流会把电机烧坏也许功率小的不会可是为啥不用一个制动电阻呢？

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