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liugang0229
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樓主  發(fā)表于: 2015-12-11 13:16
各位師傅請教個(gè)問(wèn)題我有一臺0.75千瓦三相電機配1.6－2.5A熱繼通電直接把熱繼燒壞空開(kāi)也跳掉，熱繼折開(kāi)后發(fā)現只有一組燒掉不知是什么厚因求指點(diǎn)
kkdyxqz
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1樓  發(fā)表于: 2015-12-11 14:38
是不是電機缺相，或者進(jìn)線(xiàn)缺相

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