1kHz) 52±2nF/km绝缘介电强度（DC,60s):1.5kV电缆安装温度（Temperature for dixing cable):0~50℃型号规格导体直流电阻 20℃ (Ω/km)衰减最大值 20℃ 1024kHz （dB/km）近端串音衰减最小值 1024kHz dB远端串音防卫度最小值 150kHz （dB/km)HYV 2P/0.509522.55368HYV 3P/0.509522.55368HYV 4P/0.509522.55368HYV 5P/0.509522.55368HYV 6P/0.509522.55368HYV 8P/0.509522.55368HYV 10P/0.509522.55468HYV 20P/0.509522.55868HYV 30P/0.509522.55869HYV 50P/0.509522.56369HYV 2P/0.7047.515.45368HYV 3P/0.7047.515.45368HYV 4P/0.7047.51