结构导体材料:退火铜绝缘材料:阻燃聚***化合物护套材料:阻燃聚***化合物导体颜色:2芯:红&黑3芯:红,黄&蓝4芯:红,黄,蓝&黑护套颜色:灰或黑导体绝缘厚度护套厚度外径&标称重量2芯3芯4芯截面股数/线径2芯3芯4芯外径标称重量外径标称重量外径标称重量mm2mmmmmmmmmmmmkg/kmmmkg/kmmmkg/km1.57/0.530.81.81.81.811.014511.516512.02002.57/0.670.81.81.81.811.518012.021013.025547/0.851.01.81.81.813.525514.030515.537567/1.041.01.81.81.815.028515.537017.0455107/1.351.01.81.81.817.039517.551519.0665167/1.701.01.81.81.819.059020.074022.0930257/2.141.21.81.81.819.071021.0101523.513253519/1.531.21.81.81.820.093023.0133026.017405019/1.781.41.81.81.923.0122526.0176529.023207019/2.141.41.91.92.025.5168029.0243533.032159519/2.521.62.02.12.229.0228035.0336039.0440012037/2.031.62.12.22.332.0280538.0414042.5544015037/2.251.82.22.32.535.0343042.0507047.0667518537/2.522.02.42.52.639.0428546.0633053.0836024061/2.252.22.52.62.848.0556556.0826561.01087030061/2.522.42.72.83.153.0696563.01035568.01365040061/2.852.62.93.13.358.0902070.01309078.017360)