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Wire gauge, Resistance, Cross section & Current table
| Wire gauge, Resistance, Cross section & Current table | AWG | Cross Section mmsq | Diameter mm | Diameter Inches | Ohms/1000ft | Phns/km | Max amps for power transmission | | 4/0 | 107.0 | 0.46 | 11.684 | 0.049 | 0.16072 | 302 | | 3/0 | 85.03 | 0.4096 | 10.40384 | 0.0618 | 0.202704 | 239 | | 2/0 | 67.42 | 0.3648 | 9.26592 | 0.0779 | 0.255512 | 190 | | 0 | 53.49 | 0.3249 | 8.25246 | 0.0983 | 0.322424 | 150 | | 1 | 42.41 | 0.2893 | 7.34822 | 0.1239 | 0.406392 | 119 | | 2 | 33.63 | 0.2576 | 6.54304 | 0.1563 | 0.512664 | 94 | | 3 | 26.66 | 0.2294 | 5.82676 | 0.197 | 0.64616 | 75 | | 4 | 21.15 | 0.2043 | 5.18922 | 0.2485 | 0.81508 | 60 | | 5 | 16.77 | 0.1819 | 4.62026 | 0.3133 | 1.027624 | 47 | | 6 | 13.3 | 0.162 | 4.1148 | 0.3951 | 1.295928 | 37 | | 7 | 10.55 | 0.1443 | 3.66522 | 0.4982 | 1.634096 | 30 | | 8 | 8.368 | 01.285 | 3.2639 | 0.6282 | 2.060496 | 24 | | 9 | 6.632 | 0.1144 | 2.90576 | 0.7921 | 2.598088 | 19 | | 10 | 5.26 | 0.1019 | 2.58826 | 0.9989 | 3.276392 | 15 | | 11 | 4.17 | 0.0907 | 2.30378 | 1.26 | 4.1328 | 12 | | 12 | 3.309 | 0.0808 | 2.05232 | 1.588 | 5.20864 | 9.3 | | 13 | 2.624 | 0.072 | 1.8288 | 2.003 | 6.56984 | 7.4 | | 14 | 2.081 | 0.0641 | 1.62814 | 2.525 | 8.282 | 5.9 | | 15 | 1.65 | 0.0571 | 1.45034 | 3.184 | 10.44352 | 4.7 | | 16 | 1.309 | 0.0508 | 1.29032 | 4.016 | 13.17248 | 3.7 | | 17 | 1.037 | 0.453 | 1.15062 | 5.064 | 16.60992 | 2.9 | | 18 | 0.8226 | 0.0403 | 1.02362 | 6.385 | 20.9428 | 2.3 | | 19 | 0.6529 | 0.0359 | 0.91186 | 8.051 | 26.40728 | 1.8 | | 20 | 0.5174 | 0.032 | 0.8128 | 10.15 | 33.292 | 1.5 | | 21 | 0.4105 | 0.0285 | 0.7239 | 12.8 | 41.984 | 1.2 | | 22 | 0.3256 | 0.0254 | 0.64516 | 16.14 | 52.9392 | 0.92 | | 23 | 0.2581 | 0.0226 | 0.57404 | 20.36 | 66.7808 | 0.729 | | 24 | 0.2047 | 0.0201 | 0.51054 | 25.67 | 84.1976 | 0.577 | | 25 | 0.1623 | 0.0179 | 0.45466 | 32.37 | 106.1736 | 0.457 | | 26 | 0.1288 | 0.0159 | 0.4386 | 40.81 | 133.8568 | 0.361 | | 27 | 0.1021 | 0.0142 | 0.36068 | 51.47 | 168.8216 | 0.288 | | 28 | 0.08097 | 0.0126 | 0.32004 | 64.9 | 212.872 | 0.226 | | 29 | 0.06422 | 0.0113 | 0.28702 | 81.83 | 268.4024 | 0.182 | | 30 | 0.05097 | 0.01 | 0.254 | 103.2 | 338.496 | 0.142 | | 31 | 0.04039 | 0.0089 | 0.22606 | 130.1 | 426.728 | 0.113 | | 32 | 0.03203 | 0.008 | 0.2032 | 164.1 | 538.248 | 0.091 |
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