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qq791569514
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樓主  發(fā)表于: 2014-12-24 12:04
1.5—6的三相四線(xiàn)有功表能帶動(dòng)多少W        是不是  380X6X1.732X0.8            
19840803
肥仔米
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1樓  發(fā)表于: 2014-12-24 14:34
保險2.2～2.5KW
張棟嶺
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2樓  發(fā)表于: 2014-12-24 15:23
最大工作電流不大于6A,見(jiàn)到過(guò)功率因數等于1設備嗎？只有實(shí)驗室里有。什么負載��？三相電機最大2.2千瓦，單相電機最大1千瓦。

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