BVV300/500 铜芯聚氯乙烯绝缘聚氯乙烯护套电线主要技术参数导体标称截 面mm2导体结构根/线径绝缘厚度规 定 值mm护 套厚 度mm平均最大外 径mm20℃时导体电 阻最 大 值Ω/km电线最高工作温度℃70 ℃ 时绝缘电阻最 小 值MΩ·km浸水试验电 压V工作温度下环境 40℃时电 线 的载 流 量（空气中）A电线参考重 量kg/km1.51/1.380.70.8512.1700.0112000192.51/1.780.80.85.77.41700.012000264641/2.250.80.95.94.61700.00852000347061/2.760.80.96.83.08700.007020004490107/1.351.00.98.81.83700.0065200062144167/1.701.01.010.11.15700.0050200085215257/2.121.21.112.20.727700.00502000110328357/2.521.21.213.50.524700.004020001354365019/1.781.41.315.60.387700.004520001705807019/2.121.41.417.70.268700.003520002208109519/2.501.61.520.30.193700.00352000270109312037/2.031.61.622.20.153700.00322000320136815037/2.251.81.824.70.124700.00322000360166018537/2.502225.50.0991700.00322000425205024061/2.252.22.229.050.0754700.00322000510268030061/2.52.42.231.80.0601700.003220005856240
