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万用表如何测量桥式整流的好坏
更新时间: 2020-09-23 00:00:00  

1、用欧姆档就可以用黑表笔接到直流母线的正端P端红表笔;

2、接输入有单相也有三相的其电阻值大概是几千欧姆,只要数值相差不大就OK说明上边的整流桥没问题;

3、红表笔接直流母线的负端N端黑表笔;

4、接输入只要是上边的数值说明下边的整流桥也OK 如果有很小的数值的话说明已经击穿了。

关键词: 如何 测量 整流 好坏

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