计算电流表及需要系数表

1、1#楼计算负荷及配电干线表,序号,供电区域名称,装设功率（kW）,需要系数（KX）,计算功率Pjs（kW）,无功功率Qjs(kvar),视在功率Sjs(kVA),功率因数COS,tan,整定电流（A）,计算电流（A）,干线线径,配电箱编号,备注1,区排烟、加压送风,83.90 ,1.00 ,0.80 ,0.75,200,159.30 ,2（ZR-EE-4*120+70）,双电源切换(消防电源)2,、区排烟、加压送风,62.20 ,1.00 ,0.80 ,0.75,200,118.10 ,2（ZR-EE-4*120+7）,双电源切换(消防电源)3,消防值班室,12.90 ,1.00 ,12.90

2、 ,12.13 ,0.73 ,0.94,63,38.10 ,2（ZR-EE-4*+）,双电源切换4,消防水泵放,71.10 ,1.00 ,0.80 ,0.75,200,137.60 ,2（ZR-EE-4*120+70）,双电源切换(消防电源)5,（区）消防电梯,40.00 ,0.20 ,8.00 ,6.00 ,0.80 ,0.75,100,2（ZR-EE-4*+）,双电源切换6,区电梯,40.00 ,0.20 ,8.00 ,6.00 ,0.80 ,0.75,100,2（ZR-EE-4*+）,双电源切换7,区电梯,24.80 ,0.20 ,4.96 ,3.72 ,0.80 ,0.75,63,2（

3、ZR-EE-4*+）,双电源切换8,区电梯,20.00 ,0.20 ,4.00 ,3.00 ,0.80 ,0.75,63,2（ZR-EE-4*+）,双电源切换9,人防设备,20.00 ,0.80 ,0.75,63,2（ZR-EE-4*+）,双电源切换(消防电源)10,网络机房设备、照明,129.20 ,0.81 ,104.65 ,100.46 ,0.72 ,0.96,315,226.00 ,2（ZR-EE-4*+）,双电源切换11,网络机房空调、锅炉房应急排风,201.60 ,0.71 ,143.14 ,107.36 ,0.80 ,0.75,350,271.80 ,（ZR-EE-4*120+7

4、0）,个回路、每个回路根线（双电源切换）12,间、分配线间,26.60 ,1.00 ,26.20 ,25.15 ,0.72 ,0.96,80,58.20 ,2（ZR-EE-4*+）,双电源切换13,冷水机组,214.00 ,1.00 ,214.00 ,132.68 ,0.85 ,0.62,500,382.50 ,2（ZR-EE-4*1+）,14,冷水机组,214.00 ,1.00 ,0.85 ,0.62,500,382.50 ,2（ZR-EE-4*1+）,备用15,设备房、锅炉房,255.60 ,0.98 ,250.49 ,180.35 ,0.81 ,0.72,630,475.30 ,2（ZR

5、-EE-4*+）,非双电源16,生活水泵房,33.80 ,0.95 ,32.11 ,24.08 ,0.80 ,0.75,80,61.20 ,ZR-EE-4*+,两用一备17,地下一层插座、照明,33.20 ,0.60 ,19.92 ,15.54 ,0.79 ,0.78,63,42.70 ,ZR-EE-4*+,+,18,区照明,114.70 ,0.90 ,103.23 ,49.55 ,0.90 ,0.48,315,204.30 ,ZR-EE-4*+,19,区插座,282.20 ,0.70 ,197.54 ,201.49 ,0.70 ,1.02,630,430.80 ,2（ZR-EE-4*+）,2

6、0,区新风机组、风机盘管,63.90 ,1.00 ,63.90 ,47.93 ,0.80 ,0.75,200,126.30 ,ZR-EE-4*120+70,21,区照明,74.20 ,0.90 ,66.78 ,32.05 ,0.90 ,0.48,200,140.50 ,ZR-EE-4*120+70,22,区插座,165.50 ,0.77 ,127.44 ,129.99 ,0.70 ,1.02,350,278.10 ,2（ZR-EE-4*120+70）,23,区新风机组、风机盘管,36.60 ,1.00 ,36.60 ,27.45 ,0.80 ,0.75,125,70.80 ,ZR-EE-4*+

7、,24,区一层照明、插座、新风机组、风机盘管,39.30 ,0.88 ,34.58 ,24.90 ,0.81 ,0.72,100,74.00 ,ZR-EE-4*+,25,区二层照明、插座、新风机组、风机盘管,36.80 ,0.87 ,32.02 ,22.41 ,0.82 ,0.70 ,100,67.20 ,ZR-EE-4*+,26,区三五层照明、插座、新风机组、风机盘管,76.40 ,0.87 ,66.47 ,47.86 ,0.81 ,0.72,200,140.90 ,ZR-EE-4*120+70,合计,2372.50 ,1556.93 ,1200.10 ,取KP=KQ=0.90,1401.24,1080.09,1769.2,自然功率因数:COS1=1401.24/1769.20=0.79,tan1=0.78,经无功补偿后功率因数COS2=0.90,tan2=