功率、电流、开关与电缆选型

功率、电流、开关选型与电缆选型使用功率Pe （KW）功率因子cos需要系数Kx计算电流Ijs（A）动作电流整定可靠系数（kr）开关选型计算值开关整定电流值（A）YJV（WDZA-YJY）电缆截面（mm2）电缆理论载流量（300C）(A)环境温度校正系数（400C）电缆敷设降容系数电缆实际载流量(A)穿管SC穿管PC<100.80.815.191.116.7116/205*4420.910.7227.518SC20PC2511150.80.822.791.125.07255*6540.910.7233.380SC32PC3216190.80.828.871.131.7632/405*10750.910.7249.140SC40PC4020240.80.836.471.140.1150/635*161000.910.7265.520SC40PC5025380.80.857.741.163.51803*25+2*161270.910.7283.210SC50PC6339480.80.872.931.180.221003*35+2*161580.910.72103.521SC50PC6349600.80.891.161.1100.281253*50+2*251920.910.72125.798SC70PC7561750.80.8113.951.1125.351503*70+2*352460.910.72161.179SC70PC7576840.80.8127.631.1140.39160/1753*95+2*502980.910.72195.249SC80PE11085960.80.8145.861.1160.45200/2253*120+2*703460.910.72226.699SC100PE110971350.80.8205.121.1225.632503*150+2*703990.910.72261.424SC100PE1101361490.80.8226.391.1249.033003*185+2*954560.910.72298.771SC100PE1101501910.80.8290.201.1319.223503*240+2*120/2*(3*120+2*70)5380.910.72352.497SC100PE1101922390.80.8363.131.1399.454003*300+2*150/2*(3*150+2*70)621/6920.910.72406.87/453.39SC100PE1102402990.80.8454.301.1499.735002*(3*185+2*95)9120.910.72597.542SC100PE1103003760.80.8571.291.1628.426302*(3*240+2*120)10760.910.72704.995SC100PE110