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何工控學(xué)
勵志竭精
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樓主  發(fā)表于: 2015-01-28 15:55
各位大師們，請問(wèn)三相380V接成三角形的發(fā)熱管，每根4KW，總是燒發(fā)熱管，漏電開(kāi)關(guān)動(dòng)作，有什么方法減少這種燒管的次數嗎？
tangrenbo89
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1樓  發(fā)表于: 2015-01-28 16:01
干燒還是燒水，燒水的話(huà)看是不是缺水干燒的話(huà)，看風(fēng)機有沒(méi)有問(wèn)題

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