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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？
國宇8366
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1樓  發(fā)表于: 2015-01-28 21:43
5樓說(shuō)的對，再有就是結成角接用380V的加熱管，結成星接用220V的加熱管，如果電壓高就改成星接的

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