6644| 22
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請問斷路器輸入與輸出端電壓為何是22V? |
點評
開路也應該是AC220-240V.
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點評
另一種可能是表的使用不當!
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點評
用電阻檔測插頭上2根線到空開的電阻,還是電阻正常就再查插排的問題和總插頭的問題
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