电力电缆技术参数

瑞港产品展示产品名称:YJVYJV22YJLVYJLV2235KV交联聚乙烯绝缘电力电缆产品类型:高压电力电缆YJVYJV22YJLVYJLV2235KV交联聚乙烯绝缘电力电缆产品简介交联聚乙烯绝缘电力电缆技术参数用途电缆用于额定电压0.6/1,1.8/3,3.6/6,6/10,8.7/10,8.7/15,12/20,21/35,26/35kV输配电系统。型号及名称型号名称YJVYJLV铜芯或铝芯交联聚乙烯绝缘，聚氯乙烯护套电力电缆YJLV22YJLV22铜芯或铝芯交联聚乙烯绝缘，钢带铠装聚氯乙烯护套电力电缆YJV32、42YJLV32、42铜芯或铝芯交联聚乙烯绝缘，钢丝铠装聚氯乙烯护套电力电缆●使用特性·工频额定电压U0/U为3.6/6kV～26/35kV。·电缆导体的最高允许工作温度：90℃。·短路时（最长时间不超过5s）电缆导体的最高温度不超过250℃。·电缆敷设时环境温度应不低于0℃。·电缆弯曲直径：三芯电缆不小于电缆外径15倍；单芯电缆不小于电缆外径20倍。●电缆额定电压的选择·电缆的额定电压应适合于电缆系统的运行状况，用U0/U（Um）kV表示。U0－电缆设计用的导体对地或金属屏蔽之间的额定工频电压；U－电缆设计用的导体间的额定工频电压；Um－设备可承受的“最高系统电压”的最大值。三相系统用电缆的U0值推荐如下表：系统电压(U)kV系统最高电压(Um)kV额定电压(U0)*kVA和B类系统C类系统610152030357.21217.5243640.53.668.712182168.71218－26*：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。YJV32YJLV32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。YJV33YJLV33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●生产范围型号芯数额定电压kV3.6/66/66/108.7/108.7/1512/2018/2018/3021/3526/35导体标称截面mm2YJVYJLVYJYYJLY125~80025~80025~80035~80050~63050~80050~800325~63025~63025~50035~50050~40050~40050~400YJV22YJLV22YJY23YJLY23125~80025~80025~80035~80050~63050~80050~800325~40025~40025~40035~40050~40050~40050~400YJV32YJLV32YJY33YJLY33125~80025~80025~80035~80050~63050~63050~630325~40025~40025~40035~40050~40050~40050~400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导体直径绝缘标称厚护套厚度电缆近电缆近似重量面mm2mm度mmmm似外径mmkg/kmCuAl5070951201501852403004005006308008.310.011.613.014.616.218.420.623.826.630.034.02.52.52.52.52.52.52.62.83.03.23.23.21.61.71.71.81.81.92.02.12.22.32.42.5212325262729323540444751860108013501610192022902860350046105700699088905506507608709901140137016402140261030903940电气参数导体标称截面mm2导体交流电阻Ω/km电抗Ω/km电容F/km电缆载流量A土壤…土壤∴空气…空气∴CuAlCuAlCuAlCuAlCuAl5070951201501852403004000.4930.3420.2460.1960.1590.1280.09830.07940.06320.8220.5680.4100.3250.2650.2110.1610.1300.1020.1210.1150.1080.1040.09880.09670.09460.09310.09250.310.350.390.430.470.510.550.560.602252753303754254805556307251752152552903303704354905652152653153604054555305956801602002402703053454004555202453053704304905606657658901902352903353804355155956952052603153604104705556407451602002452803203654355005855006308000.05100.04150.03490.08020.06370.05180.09150.08810.08530.620.690.77825940105065074585076586095059568076510301190137081095011008559801100680790910●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结构参数导体标称截面mm2内护套厚度mm钢带厚度mm外护套厚度mm电缆近似外径mm电缆近似重量kg/kmCuAl25355070951201501852403004001.41.41.51.61.61.71.81.81.92.02.02*0.52*0.52*0.52*0.52*0.52*0.52*0.52*0.52*0.52*0.52*0.82.22.32.42.52.72.82.93.03.23.43.7424447515558626671789027603210383046505630655076508890108601323017830230025502890334038504310484054306370761010440电气参数导体标称截面mm2导体交流电阻Ω/km电抗Ω/km电容F/km电缆载流量A土壤空气CuAlCuAlCuAl25355070951201501852403004000.9270.6680.4930.3420.2470.1960.1590.1280.09870.07990.06421.5401.1100.8220.5680.4110.3250.2650.2110.1620.1300.1020.1140.1100.1040.09850.09450.09070.08800.08570.08360.08250.08120.250.270.310.350.390.430.470.510.550.560.60150180210260305350390445510570655115140165200240270305345400450515140170200255305350400445535610705110130155195240275310355420480560●单芯额定电压6/6kV、6/10kV交联聚乙烯绝缘电力电缆YJV、YJLV结构参数导体标称截面mm2导体直径mm绝缘标称厚度mm护套厚度mm电缆近似外径mm电缆近似重量kg/kmCuAl5070951201501852408.310.011.613.014.616.218.43.43.43.43.43.43.43.41.71.71.81.81.91.92.02325262830313486010901380164019202280287057067080091010301170140030040050063080020.623.826.630.034.03.43.43.43.43.42.12.22.32.42.536394348533470432054107030871016501970238031303760产品展示