家里灯关了为什么还有亮光怎么处理?

家里灯开关关住了有微亮怎么回事
2025-03-17 00:02:17
推荐回答(5个)
回答1:

1、led灯关闭开关后还亮的原因:零线和火线连接错误:装断电开关的时候,断电开关接的是零线,不是火线。如果装反了会造成关掉开关后LED灯还会有隐隐发亮的灯光。2、解决办法:把断电开关从火线接到零线就可以了。扩展资料:有时在断电之后,驱动器电路中的电容还会存储一些电能,来不及释放,会使LED发光延续一段时间,电能释放完了之后,才能熄灭。如果是漏电,或感应电,就会长时间有微光,不过电流很小,不会影响LED的寿命,耗电也极其微弱,不会影响您的计费,这不算什么大问题,不必担心。LED灯对电流极其敏感,在有极其微弱的电流时就可以发光,它的工作电压也很低,仅3.4V左右,而市电电网电压是220V的较高电压,很容易产生漏电流,也很容易在电路中产生感应电压、感应电流,在LED的驱动电路又比较简单时,即使这种漏电流或感应电压、感应电流很小,也足以使LED灯发出微弱的光。

回答2:

家里灯关了。还有亮光可能是家里灯关了,还有亮光,可能是因为白天光线照射,太祖家里一些物体表面形成热量,纯极了,温度到晚上,莹莹亮光或也许是窗帘太薄,会透光,针对不同的问题,采取不同的处理方法

回答3:

两种情况一种就是零线火线接反了,开关应该接在火线上。另一种就是个别的灯有存电的现象。

回答4:

那你看一下光的来源。有些东西属于那种LED感应灯,即使断电,但只要你是插在开关上的,还是会有微弱的光源,但这个光亮,对人影响并不大。

回答5:

检查灯开关是否控制的是火线。

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