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如何识别电解电容质量的好坏谢谢

更新时间: 2020-09-16 00:00:00     

将万用表的两支表笔分别接到电容器的两个线头上,注意看表针的摆动情况:正常的电容器检测时,表针先向右有较大幅度的摆动,然后再缓缓退回到接近左边起始位置。检测电容器时,若表针不动,表明电容器内部有断路的地方,若表针向右摆到零欧姆位置却不再返回,表明电容内有短路处:表针向右摆动后,不能退回电阻无穷大位置,表明电容器漏电。

关键词: 如何 识别 电解 电容 质量 好坏 谢谢

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