各种导线参数

1、各种导线参数二00五年十二月整理一、 圆铜单线、圆铝单线、铝合金单线抗拉强度特性：单线直线（mm）抗拉强度不小于（kg/mm2）铜单线铝单线铝合金单线HL铝合金单线HL21.001.50411830261.512.00411730262.012.50401730262.513.00401630263.513.50391630263.014.00391530264.014.50381530264.515.0038153026二、 LJ、HLJ、HL2J型铝线：标称截面（mm2）计算截面（mm2）根数线 径（mm）电线外径（mm）直流电阻+200C/km参考重量制造长度（M）L J铝绞线铝合金绞

2、线拉断力（kg）安全电流（A）109.7371.334.02.2729132751615.971.705.11.982.034445002151052524.772.126.41.281.296840003551353534.472.507.50.920.979540004651705049.573.009.00.64.06613635006702157069.573.5510.70.460.49819125009302659593.2192.5012.50.340.353257200012603259593.374.1212.40.3425720001260325120117.0192.80

3、14.00.2732215001600375150148.0193.1515.80.2140712502000440185183.0193.5017.50.1750310002450500240239.0194.0020.00.13265610003200610300298.0373.2022.40.10681710004000680400396.0373.6925.80.08010878005350830500501.0374.1529.10.06313768006900980600604.0613.5532.00.052165850080101100三、 TJ型铜线：标称截面（mm2）计算

4、截面（mm2）根数线 径（mm）电线外径（mm）直流电阻+200C/km参考重量制造长度（M）拉断力（kg）安全电流（A）109.771.333.995000951615.571.685.01.214040005441302524.572.116.30.7422130008591803534.572.497.50.54323250011972205048.572.978.90.39439200017042707058.9122.510.40.329568.3192.1410.70.28618150024003409592.5192.4912.40.28371200325041512011719

5、2.8014.00.158105810004110485150148373.1515.80.12313388005200570185180372.4917.50.1031627800645240234372.8419.90.0782120800770300288373.1522.10.0622608600890400389373.6625.60.04735216001085四、500V BX及BBX型单芯电线：线芯标称截面（mm2）导电线芯电线外径铜 重（kg/km）参考重量（kg/km）空气中敷设铜线根数单线直径（mm）BXBBX安全电流（A）1.011.134.48.92624191.51

6、1.374.613.13230242.511.765.021.6434132412.245.535.0585743612.736.252337.887.5135131801671.688.8139.51971941052572.1110.6220.330229814025191.2810.6220.32983572.4911.8306.440239717035191.5111.8306.639750191.8113.8440.556255621070192.1416.0615.875975227070491.3317.0618.283295192.4918.3833.

7、71017101033095841.2020.8864.91118120372.0120.0106112604101201331.0821.711091347五、500V BLX及BBLX型单芯电线：线芯标称截面（mm2）导电线芯电线外径铝 重（kg/km）参考重量（kg/km）空气中敷设铝线根数单线直径（mm）BLXBBLX安全电流（A）2.511.765.06.6282624412.245.510.7343332612.736.215.84441401071.337.826.67470581671.688.842.410097802572.1110.666.91481451053572.4

8、911.893.118918413050191.8113.8133.825824916570192.1416.0187.133032321095192.4918.3253.2437429258120372.0120.0322.3521310六、镀锌钢绞线（GJ）：标称截面（mm2）股数及直径（mm）计算截面（mm2）计算直径（mm）单位重量（kg/km）极限强度（kg/ mm2）拉断力（吨）2572.226.66.62101201402.943.423572.637.27.83001201404.104.805073.049.59.04001201405.466.4050191.848.39.

9、04001201505.166.5070192.272.211.05801101507.109.70100192.6101.013.080011015010.013.5七、LGJLGJF、LH2GJ型：标称截面（mm2）计算截面（mm2）根数线径（mm）电 线外 径LGJF型防腐层厚（mm）LGJHE LGJF直流电阻/km参考重量（kg/km）制造长度（M）LGJ铝股钢芯铝股钢芯铝重LGJ HL2GJLGJF拉断力kg安全电流A1010.11.1351.611.24.43.1227362000280801615.32.5061.811.85.42.04426215004451002522.8

10、3.8062.212.26.60.20.41.3862929315006651353536.96.2062.812.88.40.20.40.85102150152100010801805048.38.0063.213.29.60.20.40.65128196198125014002105051.36.6563.371.19.90.20.40.6513619920112507068.011.363.813.811.40.20.40.46187275278125019802657071.79.2863.971.311.70.20.40.4618727327612509595.917.8282.08

11、71.813.70.20.40.33263404412150032003309595.415.964.514.513.50.332583901500120115.022.0282.2972.015.20.20.40.2731849250215003980380120116.322.074.672.015.20.273144981500150148.026.6282.5972.217.00.20.40.2140761762915005050450185181.034.4282.8772.519.00.20.40.1750071778515006250515240238.043.1283.2972

12、.821.60.20.40.132657997107715008150610300295.056.3283.6573.224.20.1078121257100010200700400395.072.2284.24192.228.00.08010891660100013600800八、LGJQ 、LGJQF型：标称截面（mm2）计算截面（mm2）根数线径（mm）电 线外 径LGJHE LGJF直流电阻/km参考重量（kg/km）制造长度（M）LGJ铝股钢芯铝股钢芯铝重LGJQ LGJQF拉断力kg安全电流A15014817.8242.8071.816.60.2104185591500447018

13、518122.0243.1072.018.40.1705136871500548051024024331.7243.5972.421.60.1306879371500667061030029137.2542.6272.623.50.10880410981000885071030029137.2243.9372.623.50.1088041098100040039249.5543.0473.027.20.0801110150110001190084540039249.5244.5673.027.20.08011101501100050048259.7543.37192.030.20.065136

14、4183610001460096660057872.2543.69192.233.10.06516352206100017550109070071293.3544.10192.537.10.044205827561000217501250九、LGJJ、LGJJF型：标称截面（mm2）计算截面（mm2）根数线径（mm）电 线外 径LGJF型防腐层厚（mm）LGJHE LGJF直流电阻/km参考重量（kg/km）制造长度（M）LGJJ铝股钢芯铝股钢芯铝重LGJJLGJJF拉断力kg安全电流A1010.614.132.1242.126.362.8328.5940.820001616.84.5271.

15、7512.45.991.7845.4381.415002525.97.0672.1713.07.340.20.41.1669.90126.1129.110003535.29.6172.5313.58.560.20.40.8594.99171.3175.38003535.27.9277.5371.28.660.8594.99158.380012011626.6302.2272.215.50.2803205301500443015014734.4302.5072.517.50.2104076781500562046418518543.1302.8072.819.60.1705108501500710054324024156.3303.2073.222.40.13166611111500920062930029772.2303.55192.225.20.106819139010001150071040040093.3304.12192.529.00.07911021840100018400865导线线径与电流规格表导线截面积计算公式一般按如下公式计算：铜线：S= IL / 54.4*U铝线： S= IL / 34*U式中：I导线中通过的最大电流（A）L导线的长度（M）U充许的电源降（V） S导线的截面积（MM2）说明：1、U电压降可由整个系统中所用的设备（如探测器）