标准截面 mm2护套厚度 mm平均电缆外径上限 mm导体直流电阻不大于 Ω/k m电缆计算重量 KG/KMF （最外层）AFFAFPAFPFAFBF镀锡镀银AFFAFPAFPFAFBF标称下限0.120.250.182.362.462.862.561401308.111.314.913.10.200.250.182.903.203.703.2292.285.212.320.226.122.20.300.250.183.303.604.103.6251.847.917.026.132.628.30.500.250.183.704.004.504.0233.230.722.732.940.035.50.750.250.184.004.304.804.3225.123.227.538.646.241.41.00.250.184.304.605.104.6219.718.133.044.953.047.91.20.250.184.905.205.705.2216.915.640.454.063.257.51.50.250.185.305.606.105.6212.912.049.063.773.667.52.00.300.235.906.106.706.229.708.9663.277.490.383.72.50.300.236.807.007.607.127.587.0081.297.7112.5105.0