1、243640.53.68.7182126*:A类系统该类系统任何一相导体与地和接地导体接触时,能在1min内与系统分离;B类系统该类系统可在单相接地故障短时运行,但在任何情况下最长运行时间不超过8h,每年接地故障总持续时间不超过125h;C类系统不属于A类、B类的系统。电缆的型号型号名 称适用范围YJVYJLVYJYYJLY铜芯交联聚乙烯绝缘聚氯乙烯护套电力电缆铝芯交联聚乙烯绝缘聚氯乙烯护套电力电缆铜芯交联聚乙烯绝缘聚乙烯护套电力电缆铝芯交联聚乙烯绝缘聚乙烯护套电力电缆室内、隧道及电缆沟等场所,不能承受机械外力。单芯电缆不允许敷设在磁性管道中。YJV22YJLV22YJV23YJLV23铜芯交
2、联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆铝芯交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆铜芯交联聚乙烯绝缘钢带铠装氯乙烯护套电力电缆铝芯交联聚乙烯绝缘钢带铠装氯乙烯护套电力电缆室内、隧道、电缆沟内,或埋地敷设等,能承受一定机械外力,但不能承受大的拉力。YJV32YJLV32YJV33YJLV33铜芯交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆铝芯交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆铜芯交联聚乙烯绝缘细钢丝铠装聚乙烯护套电力电缆铝芯交联聚乙烯绝缘细钢丝铠装聚乙烯护套电力电缆室内、隧道、电缆沟、竖井或埋地敷设等,能承受机械外力和一定的拉力。生产范围芯数额 定 电 压3.6/66/6 6/10
3、8.7/10 8.7/1512/2018/20 18/3021/3526/35导体标称截面mm2125800358005063050800325630255003550050400YJY23YJLY232540035400YJY33YJLY33注:用于交流回路的单芯电缆铠装采用非磁性特殊结构,应慎重选用。单芯额定电压3.6/6kV交联聚乙烯绝缘电力电缆YJV、YJLV结构参数导体标称截面mm2导体直径mm绝缘标称厚度mm护套厚度电缆近似外径电缆近似重量kg/kmCuAl5070951201501852403004005006308008.310.011.613.014.616.218.420.
4、623.826.630.034.02.52.62.83.03.21.61.71.81.92.02.12.22.32.4232527293240444751860108013501610192022902860350046105700699088905506507608709901140137016402140261030903940电气参数导体标称截面mm2导体交流电阻 /km电抗/km电容F/km电缆载流量A土壤 土壤 空气 空气 0.4930.3420.2460.1960.1590.1280.09830.07940.06320.05100.04150.03490.8220.5680.410
5、0.3250.2650.2110.1610.1300.1020.08020.06370.05180.1210.1150.1080.1040.09880.09670.09460.09310.09250.09150.08810.08530.310.350.390.430.470.510.550.560.600.620.690.772252753303754254805557258259401050175215255290370435490565745850265315360405455530595680765950160200270305345520245430560665890103011901
6、902353353805156958101100205260410470640855980280320365585790910三芯额定电压3.6/6kV交联聚乙烯绝缘钢带铠装电力电缆YJV22、YJLV22内护套厚度钢带厚度外护套厚度1.41.52*0.52*0.82.72.93.43.742555862667178902760321038304650563065507650108601323017830230025502890334038504310484054306370761010440电气参数 导体标称截面 mm2导体交流电阻 /km土壤空气0.9270.6680.2470.09870.07990.06421.5401.1100.4110.1620.1140.1100.09850.09450.09070.08800.08570.08360.08250.08120.250.27180210350390445510570655115140165450170535610705110130155195310355420单芯额定电压6/6kV、6/10kV交联聚乙烯绝缘电力电缆YJV、YJLV结构参数
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