某道路景观照明图纸

用电负荷计算书工程项目:依据规范:------------------------------------------------------------------------------------------1.《城市道路设计规范》GJJ37-901.《城市道路照明设计标准》GJJ45-912.《民用建筑电气设计规范》JGJ/T16-933.《通用用电设备配电设计规范》GB50055-934.《低压配电设计规范》GB50055-935.《建筑设计防火规范》GBJ16-87----------------------------------------------------------------------------------------------------------对于距离L大于200米的线路用电压损失计算导线截面照明线路允许电压损失不能超过5%.导线截面计算:S=PL/CU%=M/CU%S导线或电缆的截面,mm2P负荷的功率(单相或三相),KWL线路的长度,mU%允许电压损失,%M负荷矩,KW·mC电压损失计算常数线路系统及电流种种类额定电压VC值(铜线)三相四线制380/22077单相交流或直流22012.8负荷及电流计算：按需要系数法.总负荷同时系数:1.00M1用电设备组名称总功率KW需要系数功率因数额定电压V设备相数有功功率KW计算电流A线路长度m计算导线截面mm2选取导线截面mm2n12.260.800.85220A相1.819.672508.810n20.720.800.85220B相0.583.082002.34n33.780.800.85220C相3.0216.1725014.816n43.780.800.85220A相3.0216.1725014.816n50.720.800.85220B相0.583.082002.34n62.260.800.85220C相1.819.672508.810总负荷12.7210.85380三相10.8219.33M2用电设备组名称总功率KW需要系数功率因数额定电压V设备相数有功功率KW计算电流A线路长度m计算导线截面mm2选取导线截面mm2n11.800.800.85220A相1.447.702507.010n20.640.800.85220B相0.512.7420024n33.480.800.85220C相2.7814.8925013.616n43.560.800.85220A相2.8515.2325013.916n50.640.800.85220B相0.512.7420024n61.560.800.85220C相1.256.672506.110总负荷10.9910.85380三相19.3416.70M3用电设备组名称总功率KW需要系数功率因数额定电压V设备相数有功功率KW计算电流A线路长度m计算导线截面mm2选取导线截面mm2n11.710.800.85220A相1.377.322505.46n20.480.800.85220B相0.382.052001.54n32.400.800.85220C相1.9210.272509.410n42.100.800.85220A相1.688.982508.210n50.400.800.85220B相0.321.712001.254n61.480.800.85220C相1.186.332505.86总负荷8.0710.85380三相6.8612.25M4用电设备组名称总功率KW需要系数功率因数额定电压V设备相数有功功率KW计算电流A线路长度m计算导线截面mm2选取导线截面mm2n10.940.800.85220A相0.754.022503.64n20.480.800.85220B相0.382.052001.54n32.520.800.85220C相2.0210.782509.810n42.520.800.85220A相2.0210.782509.810n50.480.800.85220B相0.382.052001.54n60.940.800.85220C相0.754.022503.64总负荷7.4210.85380三相6.311.27M5用电设备组名称总功率KW需要系数功率因数额定电压V设备相数有功功率KW计算电流A线路长度m计算导线截面mm2选取导线截面mm2n11.870.800.85220A相1.508.002507.310n20.560.800.85220B相0.452.402001.84n33.130.800.85220C相2.5013.3925012.216n42.950.800.85220A相2.3612.6225011.516n50.560.800.85220B相0.452.402001.84n61.590.800.85220C相1.276.802506.210总负荷10.0310.85380三相8.5315.24M6用电设备组名称总功率KW需要系数功率因数额定电压V设备相数有功功率KW计算电流A线路长度m计算导线截面mm2选取导线截面mm2n12.170.800.85220A相1.749.282508.410n20.640.800.85220B相0.512.7420024n32.950.800.85220C相2.3612.6225011.516n43.130.800.