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Pe：额定功率 pj：计算有功功率 sj：计算视在功率 ij：计算电流 kx：同时系数 cosφ：功率因数 pj=kx*pe sj=pj/cosφ 单相供电时，ij=sj/ue 三相供电时，ij=sj/√3ue 你补充给出的条件不足，. Ij=pj/ (1.732*ue*cosφ) , ue=380v为额定电压。 扩展资料 《配电箱.
PJ Morton Says He ‘Always’ Tests His Music on His Kids Before Releasing
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