电缆规格 电流标准 计算公式Word格式文档下载.docx

1、三芯有铠装电缆：12D（注：D为电缆外径）五、主要技术参数电缆载流量计算条件环境温度：在空气中敷设40；埋地敷设25。电缆导体工作温度90电缆埋地敷设时，土壤热阻系数g=1.0m/W，但尚未考虑电缆长期运行时由于水份迁移而导致土壤热阻系数升高的现象。电缆埋地敷设时，电缆轴心与地面距离为700mm。多根电缆扁平形敷设，电缆的轴心距离S=2DYJV（FYJV）,YJLV（FYJLV）,ZCYJV ZC - YJLV 0.6/1kV 标称截面mm2电缆参考外径mm在空气中敷设近似载流量埋地敷设近似载流量电缆参考重量kg/kmCuAl1.52.54.06.01016253550709512015018

2、52403004005005.796.196.667.178.219.2110.8311.8313.3415.2517.0618.6720.9022.9225.5428.1631.9935.42324256971251652002453053754355806857959301080-3344577599124155190290340390450535615730850437493127167216261311388461527592671781886101911704558981291682022422993584094585206056807919091422053044035557561

3、00512501561191024533044402450066080105149186237316414504621760969119115081873310.111.012.013.115.317.521.023.123.427.430.634.038.643.348.152.221283747648511514021326330735741549857522293649658710612616019623226831442948618210713819833037141848554862811511842212532843223734221321712252964406389541266

4、16142246297537764682580274379313183251341481603690951121515151888235429633639YJV（FYJV）,YJLV（FYJLV）,ZCYJV ZC-YJLV 0.6/1kV4400 10.911.813.014.216.719.123.225.525.228.932.525.940.244.449.456.067.9 386788119146173218271315366486569686 6690110128164201234272377- 84109170294333374421489628 632232853214252

5、112833765678291249168921492944390349676133760097431227116248 14818242461880491612191559195624133008378447162.5+14.0+16.0+110+116+125+135+150+170+195+1120+1150+1185+1240+1300+1150 11.612.713.916.118.622.224.627.731.936.239.945.054.962.9 113139222318370427507599 108134210247286331393463 13724629333449

6、2560 154227259328381433 21227736376611401475195126623578456755146850874111052 1561875667128661142149618562268278834924409 YJV（FYJV）, ZC - YJV 0.6/1kV 在空气中敷设近似载流量546300 14.715.821.325.728.432.938.243.447.953.859.666.573.489118147180231282384442530612 372559 3454516881011155320712892397453266657831010

7、22813103162394+16+115.618.120.824.927.131.636.541.646.351.256.863.270.0 144177325433518625 24428832936948832063694114411853261648436110742191911176314595 4.0+26.0+210+216+225+235+250+270+295+2120+2150+2185+2240+2300+214.017.620.324.030.434.839.744.648.654.060.266.6 116141174224367508592 136195327484550 302404879133816502355321343535566660082641050113044