应根据电机功率,按每100W配大约配4微法,工业缝纫机380V三相电机一般是370W,所以大约15微法。任意两相接电容,另一相和电容的任意相接220V,注意调节电机的正反转。380V加电容改为220V后电机出力降低1/4到1/3左右 ...
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