导线参数表

计算截面

积

极限强度拉断力(mm 2

)(N/mm 2

)不少于(kN)GJ-25

26.67/2.2 6.61176～137228.42

～33.52GJ-3537.27/2.67.81176～137240.18～47.04GJ-5049.57/3.091176～137253.5～62.72GJ-7072.219/2.2111078～147069.58～95.06GJ-10010119/2.6131078～147098～132.3GJ-120

117

19/2.8

14

1078～1470

111.72～147

直流

电阻(Ω/km)

7.588.592×LGJ-300/400.048070.2980.3020.3060.309300/500.048180.2980.3050.3050.309300/700.047320.2960.30.3040.3082×LGJ-400/500.036160.2940.2980.3010.305400/650.036180.2930.2970.3010.305400/950.035440.2920.2960.30.3032×LGJ-500/450.029560.2910.2950.2990.302 500/650.02880.290.2940.2980.3012×LGJ-630/550.022570.2870.2910.2950.298630/800.022760.2860.290.2940.2982×LGJ-800/70

0.01787

0.283

0.287

0.291

0.294

双分裂钢芯铝绞线导线的电阻及正序电抗（Ω/km ）

导线型号

几何均距（m ）

型号

股数/线径(mm)计算直径(mm)钢绞线应用数据：

800/1000.018180.2830.2870.2910.294

重量

(kg/km)

210

300

400

580

800

950

序电抗（Ω/km）

m）

9.51010.5

0.3130.3160.319

0.3120.3160.319

0.3110.3150.318

0.3080.3110.315

0.3080.3110.314

0.3070.310.313

0.3060.3090.312

0.3050.3080.311

0.3020.3050.308

0.3010.3040.307

0.2980.3010.304

0.2980.3010.304