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He aha ka American Wire Gauge (AWG)?

ʻO American Wire Gauge (AWG) ke ala maʻamau e hōʻike i ka nui uea ma ʻAmelika ʻĀkau.Ma AWG, ʻoi aku ka nui o ka helu, ʻoi aku ka liʻiliʻi o ke anawaena uea a me ka mānoanoa.ʻO 0000 AWG ka nui maʻamau, a ʻo 40 AWG ka liʻiliʻi liʻiliʻi.Hiki ke kapa ʻia ʻo ia ʻo Brown & Sharpe uea ana a i ʻole ke ana o ka uea.

ʻO AWG no ke kaula hoʻokahi, paʻa, pōʻai, uea uila.Ua hoʻokomo mua ʻia i ka makahiki 1857 ma ke ʻano he maʻamau e pani i nā ana like ʻole i hoʻohana ʻia e nā mea hana like ʻole.ʻO ka hoʻohana ʻana i nā helu nui e hōʻike ana i nā uea liʻiliʻi e like me ka Standard Wire Gauge, i hoʻohana ʻia ma Beretania.Hoʻohana ka hapa nui o nā ʻāina ʻē aʻe i ka maʻamau metric maʻamau o ka ʻāpana uea i nā millimeter square (mm2) i wehewehe ʻia ma International Electrotechnical Commission 60228.

ʻAʻole komo ka nui o ka AWG i ka nui o ka insulation e pale ana i kahi uea.

Ua wehewehe ʻia ʻo 0000 AWG he 0.46 iniha ke anawaena, a ʻo 36 AWG i wehewehe ʻia he 0.005 iniha ke anawaena.Loaʻa nā nui ʻē aʻe a pau ma ke ʻano he logarithmic ma waena o kēia mau nui i wehewehe ʻia.Aia he 39 anana kapuai ma waena o kēia mau nui, a ʻo ka ratio he 1-a-92 ka anawaena.No laila, ʻo kēlā me kēia ʻanuʻu AWG ke kumu 39 o 92, a i ʻole 1.12293 mau manawa o ka hoʻololi ʻana i ke anawaena.

Hiki i kahi uea liʻiliʻi (nui aku) ke hoʻokele pono i ka uila ma mua o ke ana nui (nui liʻiliʻi).ʻO ka hoʻemi ʻana i ka nui AWG o kahi uea i ʻekolu e pāpālua i ka ʻāpana kea o kahi uea a pālua i ka nui o ke au e hiki ke lawe.ʻO ka hoʻololi ʻana i ka nui AWG e 10 e hoʻololi i ka ʻāpana keʻa i ka ʻumi.

No ka mea, ʻaʻole maikaʻi ka alumini e like me ke keleawe, no ka helu ʻana i ka nui o kēia manawa e hiki ai i kahi uea alumini ke lawe i ka hoʻohālikelike ʻia me ke keleawe, e noʻonoʻo ʻoe he 2-gauge AWG ka nui.

 
AWG
Anawaena
Wahi
(mm2)
电阻值
(Ohm/km)
AWG
Anawaena
Wahi
(mm2)
电阻值
(Ohm/km)
公制mm
英制 iniha
公制mm
英制 iniha
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 Anawaena
截面积
(mm2)
电阻值
(Ohm/km)
公制mm 英制 iniha 公制mm 英制 iniha
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

 


Ka manawa hoʻouna: ʻAukake-01-2022