补偿电容选用表?补偿前为得到所需cosφ2每千瓦负荷所需电容器千乏数 cosφ10.700.750.800.820.840.860.880.900.920.940.960.980.300.350.400.450.500.520.540.560.580.600.620.640.660.680.700.720.740.7460.750.800.820.840.860.880.900.920.94