老式的剩余电流动作继电器的一些问题,有点纠结。。。
烈酒灼喉
2021年07月07日 21:44:10
只看楼主

如图所示1,2端子接触器线圈的电压只有3V左右。。。而1或2端子对地都是220V,最让我纠结的是1和2端子间电压只有3V,但cj20-400的接触器还能吸合。。。这是为什么?求各路大神赐教!

微信图片_20210707214020.jpg微信图片_20210707214036.jpg

如图所示1,2端子接触器线圈的电压只有3V左右。。。而1或2端子对地都是220V,最让我纠结的是1和2端子间电压只有3V,但cj20-400的接触器还能吸合。。。这是为什么?求各路大神赐教!

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烈酒灼喉
2021年07月07日 21:56:45
2楼

当然,端子1,2的线就是接触器上线圈的线,这个已经校过,

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烈酒灼喉
2021年07月07日 22:14:19
3楼

求各路大神发表看法,求解答!

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方安电子
2021年07月11日 10:26:30
4楼

弄不好是直流???

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wang171468177
2021年07月11日 20:46:11
5楼

那个就是交流吸合,直流保持,所以电压很低。

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学术之家
2021年07月30日 17:42:56
8楼

职称论文发表找我 lunwenfb8

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cof1614001938301
2021年08月01日 09:45:34
9楼

求解答!

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cof1614001938301
2021年08月02日 01:31:57
10楼

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