Iwọn Waya Amẹrika (AWG) jẹ ọna boṣewa lati tọka iwọn waya ni Ariwa America.Ni AWG, ti o tobi nọmba naa, kere si iwọn ila opin waya ati sisanra.Iwọn boṣewa ti o tobi julọ jẹ 0000 AWG, ati 40 AWG jẹ iwọn boṣewa ti o kere julọ.O tun le pe ni Brown & Sharpe wire won tabi nirọrun wiwọn ti waya naa.
AWG jẹ fun okun ẹyọkan, ri to, yika, okun waya conductive itanna.O ti kọkọ ṣafihan ni ọdun 1857 bi boṣewa lati rọpo awọn iwọn oriṣiriṣi ti awọn aṣelọpọ oriṣiriṣi lo.Lilo awọn nọmba ti o tobi ju ti n tọka si awọn okun waya kekere jẹ iru si Standard Wire Gauge, eyiti o lo ni Ilu Gẹẹsi.Pupọ julọ awọn orilẹ-ede miiran lo boṣewa metiriki kariaye ti apakan okun waya ni awọn milimita onigun mẹrin (mm2) ti a ṣalaye ni International Electrotechnical Commission 60228.
Iwọn AWG ko pẹlu iwọn idabobo ti o n daabobo okun waya kan.
0000 AWG ti wa ni asọye bi 0.46 inches ni iwọn ila opin, ati 36 AWG ni asọye bi 0.005 inches ni iwọn ila opin.Gbogbo awọn titobi miiran ti wa bi awọn igbesẹ logarithmic laarin awọn iwọn asọye meji wọnyi.Awọn igbesẹ wiwọn 39 wa laarin awọn titobi wọnyi, ati ipin jẹ 1-si-92 ni iwọn ila opin.Nitorinaa, igbesẹ AWG kọọkan jẹ gbongbo 39th ti 92, tabi isunmọ awọn akoko 1.12293 iyipada ni iwọn ila opin.
Iwọn ti o kere ju (iwọn ti o tobi julọ) okun waya le ṣe ina mọnamọna diẹ sii lailewu ju okun waya ti o tobi ju (iwọn kekere).Dinku iwọn AWG ti okun waya nipasẹ mẹta yoo ṣe ilọpo meji agbegbe apakan agbelebu ti okun waya ati ilọpo iye ti lọwọlọwọ ti o le gbe.Yiyipada awọn AWG iwọn nipa 10 yoo yi awọn agbelebu-apakan nipa mẹwa.
Niwọn igba ti aluminiomu ko dara ti oludari bi bàbà, fun iṣiro iye ti okun waya aluminiomu lọwọlọwọ le gbe ni akawe si ọkan, ro pe o jẹ AWG 2-won tobi.
AWG | Iwọn opin | Agbegbe (mm2) | 电阻值 (Ohm/km) | AWG | Iwọn opin | Agbegbe (mm2) | 电阻值 (Ohm/km) | ||
公制mm | 英制 inch | 公制mm | 英制 inch | ||||||
4/0 | 11.68 | 0.46 | 107.22 | 0.17 | 22 | 0.643 | 0.0253 | 0.3247 | 54.3 |
3/0 | 10.40 | 0.4096 | 85.01 | 0.21 | 23 | 0.574 | 0.0226 | 0.2588 | 66.8 |
2/0 | 9.27 | 0.3648 | 67.43 | 0.26 | 24 | 0.511 | 0.0201 | 0.2047 | 89.4 |
1/0 | 8.25 | 0.3249 | 53.49 | 0.33 | 25 | 0.44 | 0.0179 | 0.1624 | 106 |
1 | 7.35 | 0.2893 | 42.41 | 0.42 | 26 | 0.404 | 0.0159 | 0.1281 | 143 |
2 | 6.54 | 0.2576 | 33.62 | 0.53 | 27 | 0.361 | 0.0142 | 0.1021 | 168 |
3 | 5.83 | 0.2294 | 26.67 | 0.66 | 28 | 0.32 | 0.0126 | 0.0804 | 227 |
4 | 5.19 | 0.2043 | 21.15 | 0.84 | 29 | 0.287 | 0.0113 | 0.0647 | 289 |
5 | 4.62 | 0.1819 | 16.77 | 1.06 | 30 | 0.254 | 0.0100 | 0.0507 | 361 |
6 | 4.11 | 0.1620 | 13.30 | 1.33 | 31 | 0.226 | 0.0089 | 0.0401 | 430 |
7 | 3.67 | 0.1443 | 10.55 | 1.68 | 32 | 0.203 | 0.0080 | 0.0316 | 583 |
8 | 3.26 | 0.1285 | 8.37 | 2.11 | 33 | 0.18 | 0.0071 | 0.0255 | 944 |
9 | 2.91 | 0.1144 | 6.63 | 2.67 | 34 | 0.16 | 0.0063 | 0.0201 | 956 |
10 | 2.59 | 0.1019 | 5.26 | 3.36 | 35 | 0.142 | 0.0056 | 0.0169 | 1.200 |
11 | 2.30 | 0.0907 | 4.17 | 4.24 | 36 | 0.127 | 0.0050 | 0.0127 | 1.530 |
12 | 2.05 | 0.0808 | 3.332 | 5.31 | 37 | 0.114 | 0.0045 | 0.0098 | 1.788 |
13 | 1.82 | 0.0720 | 2.627 | 6.69 | 38 | 0.102 | 0.0040 | 0.0081 | 2.400 |
14 | 1.63 | 0.0641 | 2.075 | 8.45 | 39 | 0.089 | 0.0035 | 0.0062 | 2.740 |
15 | 1.45 | 0.0571 | 1.646 | 10.6 | 40 | 0.079 | 0.0031 | 0.0049 | 4.080 |
16 | 1.29 | 0.0508 | 1.318 | 13.5 | 41 | 0.071 | 0.0028 | 0.0040 | 4.264 |
17 | 1.15 | 0.0453 | 1.026 | 16.3 | 42 | 0.064 | 0.0025 | 0.0032 | 6,300 |
18 | 1.02 | 0.0403 | 0.8107 | 21.4 | 43 | 0.056 | 0.0022 | 0.0025 | 6,936 |
19 | 0.912 | 0.0359 | 0.5667 | 26.9 | 44 | 0.051 | 0.0020 | 0.0020 | 9.180 |
20 | 0.813 | 0.0320 | 0.5189 | 33.9 | 45 | 0.046 | 0.0018 | 0.0016 | 10.200 |
21 | 0.724 | 0.0285 | 0.4116 | 42.7 | 46 | 0.041 | 0.0016 | 0.0013 | 16.300 |
AWG | 外径 | 截面积 (mm2) | 电阻值 (Ohm/km) | AWG | Iwọn opin | 截面积 (mm2) | 电阻值 (Ohm/km) | ||
公制mm | 英制 inch | 公制mm | 英制 inch | ||||||
4/0 | 11.68 | 0.46 | 107.22 | 0.17 | 22 | 0.643 | 0.0253 | 0.3247 | 54.3 |
3/0 | 10.40 | 0.4096 | 85.01 | 0.21 | 23 | 0.574 | 0.0226 | 0.2588 | 66.8 |
2/0 | 9.27 | 0.3648 | 67.43 | 0.26 | 24 | 0.511 | 0.0201 | 0.2047 | 89.4 |
1/0 | 8.25 | 0.3249 | 53.49 | 0.33 | 25 | 0.44 | 0.0179 | 0.1624 | 106 |
1 | 7.35 | 0.2893 | 42.41 | 0.42 | 26 | 0.404 | 0.0159 | 0.1281 | 143 |
2 | 6.54 | 0.2576 | 33.62 | 0.53 | 27 | 0.361 | 0.0142 | 0.1021 | 168 |
3 | 5.83 | 0.2294 | 26.67 | 0.66 | 28 | 0.32 | 0.0126 | 0.0804 | 227 |
4 | 5.19 | 0.2043 | 21.15 | 0.84 | 29 | 0.287 | 0.0113 | 0.0647 | 289 |
5 | 4.62 | 0.1819 | 16.77 | 1.06 | 30 | 0.254 | 0.0100 | 0.0507 | 361 |
6 | 4.11 | 0.1620 | 13.30 | 1.33 | 31 | 0.226 | 0.0089 | 0.0401 | 430 |
7 | 3.67 | 0.1443 | 10.55 | 1.68 | 32 | 0.203 | 0.0080 | 0.0316 | 583 |
8 | 3.26 | 0.1285 | 8.37 | 2.11 | 33 | 0.18 | 0.0071 | 0.0255 | 944 |
9 | 2.91 | 0.1144 | 6.63 | 2.67 | 34 | 0.16 | 0.0063 | 0.0201 | 956 |
10 | 2.59 | 0.1019 | 5.26 | 3.36 | 35 | 0.142 | 0.0056 | 0.0169 | 1.200 |
11 | 2.30 | 0.0907 | 4.17 | 4.24 | 36 | 0.127 | 0.0050 | 0.0127 | 1.530 |
12 | 2.05 | 0.0808 | 3.332 | 5.31 | 37 | 0.114 | 0.0045 | 0.0098 | 1.788 |
13 | 1.82 | 0.0720 | 2.627 | 6.69 | 38 | 0.102 | 0.0040 | 0.0081 | 2.400 |
14 | 1.63 | 0.0641 | 2.075 | 8.45 | 39 | 0.089 | 0.0035 | 0.0062 | 2.740 |
15 | 1.45 | 0.0571 | 1.646 | 10.6 | 40 | 0.079 | 0.0031 | 0.0049 | 4.080 |
16 | 1.29 | 0.0508 | 1.318 | 13.5 | 41 | 0.071 | 0.0028 | 0.0040 | 4.264 |
17 | 1.15 | 0.0453 | 1.026 | 16.3 | 42 | 0.064 | 0.0025 | 0.0032 | 6,300 |
18 | 1.02 | 0.0403 | 0.8107 | 21.4 | 43 | 0.056 | 0.0022 | 0.0025 | 6,936 |
19 | 0.912 | 0.0359 | 0.5667 | 26.9 | 44 | 0.051 | 0.0020 | 0.0020 | 9.180 |
20 | 0.813 | 0.0320 | 0.5189 | 33.9 | 45 | 0.046 | 0.0018 | 0.0016 | 10.200 |
21 | 0.724 | 0.0285 | 0.4116 | 42.7 | 46 | 0.041 | 0.0016 | 0.0013 | 16.300 |
Akoko ifiweranṣẹ: Oṣu Kẹjọ-01-2022