规格直径面积电阻率I at 3A/mm 2规格直径面积AWG mm mm 2
ohm/km mA AWG mm mm 2460.040.001313,700 3.8250.450.16440.050.0028,750624
0.50.2420.060.00286,07090.550.24
410.070.00394,460120.60.28400.080.0053,4201522
0.650.33390.090.00642,700190.70.39380.10.00782,190240.750.44370.110.00951,81028200.80.50.120.0111,520330.850.57360.130.0131,30040190.90.64350.140.0151,120450.950.710.150.0189705418
10.78340.160.0284460 1.10.950.170.02375768 1.2 1.1330.180.0266767516
1.3 1.30.190.02860585 1.4 1.5320.20.03154793 1.5 1.8300.250.04935114714 1.62290.30.071243212 1.7
2.3270.350.09617828813 1.8 2.626
0.4
0.13
137
378
1.9
2.812
2
3.1
AWG 线缆规格
(AWG=American Wire Gauge standard)
AWG = A lg inch - B
其中,A=-19.93156857,B=9.73724。
电阻率I at 3A/mm2
ohm/km mA 108477 87.5588 72.3715 60.7850 51.7 1.0 A 44.6 1.16 A 38.9 1.32 A 34.1 1.51 A 30.2 1.70 A 26.9 1.91 A 24.3 2.12 A 21.9 2.36 A 18.1 2.85 A 15.2 3.38 A 13 3.97 A 11.2 4.60 A 9.7 5.30 A 8.54 6.0 A 7.57 6.7 A 6.767.6 A 6.058.5 A 5.479.4 A