通讯电缆，流量（0.6/1kV） Current Carrying Capacity of cable
导体标称截面
Nominal cross-section
of conductor
mm2
载流量 Permnissible Current Rating
铜 Copper 铝（钢芯铝绞线芯）Aluminum(ACSR core)
PVC PE XLPE PVC PE XLPE
10 58 58 77 45 45 58
16 80 81 110 63 63 86
25 4 88 116
35 103 107 142
50 128 132 177
70 208 216 288
95 261 270 80
21 234 244 327
481 268 279 373
561 314 327 436
73 373 389 521
81 433 442 569
工作温度℃ Work temperature 70 70 90 70 70 90
导体标称截面
Nominal cross-section
of conductor
mm2
载流量
Permnissible Current Rating
导体标称截面
Nominal cross-section
of conductor
mm2
载流量
Permnissible Current Rating通讯电缆
铜 Copper 铝Aluminum
PVC PE XLPE PVC PE XLPE
10 45 45 58 95 202 209 280
16 63 63 86 27
25 84 88 116 373
35 103 107 327 436
50 128 373 389 521 通讯电缆
70 300 433 442 569
工作温度℃ Work temperature 70 70 90 工作温度℃ Work temperature 70 70 90 通讯电缆
材料
Material
电压等级
Voltage
grade 通讯电缆
导体温度
Conductor
temperature
实际环境温度（℃）时的载流量修正系数K
Current rating factors at variation in ambient air temperaturePermnissible Current Rating
kV ℃ -5 0 5 10 15 20 30 35 40 45
PVC 0.6/1 70 1.57 1.46 1.41 1.36 1.34 1.29 1.15 1.08 1.00 0.80
PE 0.6/1 70 1.57 1.46 1.41 1.36 1.34 1.29 1.15 1.08 1.00 0.80
XLPE 0.6/1 90 1.38 1.35 1.31 1.27 1.23 1.16 1.10 1.05 1.00 0.96