SWG |
SWG dia |
Resistance |
Copper CSA |
|
inch |
mm |
mOhms/m |
squ mm |
|
1 |
0.3 |
7.62 |
0.368 |
45.604 |
2 |
0.276 |
7.0104 |
0.435 |
38.599 |
3 |
0.252 |
6.4008 |
0.522 |
32.178 |
4 |
0.232 |
5.8928 |
0.616 |
27.273 |
5 |
0.212 |
5.3848 |
0.738 |
22.773 |
6 |
0.192 |
4.8768 |
0.899 |
18.679 |
7 |
0.176 |
4.4704 |
1.07 |
15.696 |
8 |
0.16 |
4.064 |
1.295 |
12.972 |
9 |
0.144 |
3.6576 |
1.599 |
10.507 |
10 |
0.128 |
3.2512 |
2.023 |
8.302 |
11 |
0.116 |
2.9464 |
2.464 |
6.818 |
12 |
0.104 |
2.6416 |
3.065 |
5.481 |
13 |
0.092 |
2.3368 |
3.917 |
4.289 |
14 |
0.08 |
2.032 |
5.18 |
3.243 |
15 |
0.072 |
1.8288 |
6.395 |
2.627 |
16 |
0.064 |
1.6256 |
8.094 |
2.075 |
17 |
0.056 |
1.4224 |
10.571 |
1.589 |
18 |
0.048 |
1.2192 |
14.389 |
1.167 |
19 |
0.04 |
1.016 |
20.72 |
0.811 |
20 |
0.036 |
0.9144 |
25.58 |
0.657 |
21 |
0.032 |
0.8128 |
32.375 |
0.519 |
22 |
0.028 |
0.7112 |
42.286 |
0.397 |
23 |
0.024 |
0.6096 |
57.556 |
0.292 |
24 |
0.022 |
0.5588 |
68.496 |
0.245 |
25 |
0.02 |
0.508 |
82.88 |
0.203 |
26 |
0.018 |
0.4572 |
102.321 |
0.164 |
27 |
0.0164 |
0.4166 |
123.26 |
0.136 |
28 |
0.0148 |
0.3759 |
151.351 |
0.111 |
29 |
0.0136 |
0.3454 |
179.239 |
0.094 |
30 |
0.0124 |
0.315 |
215.609 |
0.078 |
31 |
0.0116 |
0.2946 |
246.373 |
0.068 |
32 |
0.0108 |
0.2743 |
284.225 |
0.059 |
33 |
0.01 |
0.254 |
331.52 |
0.051 |
34 |
0.0092 |
0.2337 |
391.682 |
0.043 |
35 |
0.0084 |
0.2134 |
469.841 |
0.036 |
36 |
0.0076 |
0.193 |
573.961 |
0.029 |
37 |
0.0068 |
0.1727 |
716.955 |
0.023 |
38 |
0.006 |
0.1524 |
920.888 |
0.018 |
39 |
0.0052 |
0.1321 |
1226.035 |
0.014 |
40 |
0.0048 |
0.1219 |
1438.888 |
0.012 |
41 |
0.0044 |
0.1118 |
1712.396 |
0.01 |
42 |
0.004 |
0.1016 |
2071.999 |
0.008 |
43 |
0.0036 |
0.0914 |
2558.023 |
0.007 |
44 |
0.0032 |
0.0813 |
3237.498 |
0.005 |
45 |
0.0028 |
0.0711 |
4228.569 |
0.004 |
46 |
0.0024 |
0.061 |
5755.552 |
0.003 |
47 |
0.002 |
0.0508 |
8287.995 |
0.002 |
48 |
0.0016 |
0.0406 |
12949.992 |
0.001 |
49 |
0.0012 |
0.0305 |
23022.209 |
0.001 |
50 |
0.001 |
0.0254 |
33151.981 |
0.001 |
WIRE TABLES SWG
Resistance compensation factors with temperature normalised to 20 Centigrade |
||||||||||
0C |
10C |
20C |
30C |
40C |
50C |
60C |
70C |
80C |
90C |
100C |
0.9214 |
0.9697 |
1 |
1.0393 |
1.079 |
1.1179 |
1.1572 |
1.1965 |
1.2358 |
1.2751 |
1.3144 |