[電氣] 省電燈泡兩端接火線?!
房子是租的,前房客電路弄的很亂,自己是學電機的,所以想自己整理一下,結果發現有
一顆接省電燈泡的燈座兩端竟然是火線(控制線也是火線),用驗電棒測出的,後來再用三
用電錶量開關打開壓降,大約0.3~1伏特壓降,燈泡接上也會亮!我打算重接,但還是想
請問這是什麼原因?
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