The number of wires are given in the IEC 60228 Ed.3.0 and the draft IEC NP 62602 from 2015, more values were taken from ASTM B8-04.
Size | Area mm$^2$ | Circular copper | aluminium | Compacted copper | aluminium | Shaped copper | aluminium | Flexible class 5/C | class 6/D |
---|---|---|---|---|---|---|---|---|---|
26 AWG | 0.128 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
24 AWG | 0.205 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 19 |
22 AWG | 0.324 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 19 |
0.5 mm$^2$ | 0.5 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 19 |
20 AWG | 0.519 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 19 |
0.75 mm$^2$ | 0.75 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 19 |
18 AWG | 0.823 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 19 |
1.0 mm$^2$ | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 19 |
16 AWG | 1.31 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 19 |
1.5 mm$^2$ | 1.5 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 19 |
14 AWG | 2.08 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 37 |
2.5 mm$^2$ | 2.5 | 1 | 1 | 1 | 1 | 1 | 1 | 19 | 37 |
12 AWG | 3.31 | 7 | 7 | 6 | 6 | 6 | 6 | 19 | 37 |
4 mm$^2$ | 4.0 | 7 | 7 | 6 | 6 | 6 | 6 | 19 | 37 |
10 AWG | 5.261 | 7 | 7 | 6 | 6 | 6 | 6 | 19 | 37 |
6 mm$^2$ | 6.0 | 7 | 7 | 6 | 6 | 6 | 6 | 19 | 37 |
8 AWG | 8.367 | 7 | 7 | 7 | 7 | 7 | 7 | 19 | 37 |
10 mm$^2$ | 10.0 | 7 | 7 | 6 | 6 | 6 | 6 | 19 | 37 |
6 AWG | 13.3 | 7 | 7 | 7 | 7 | 7 | 7 | 19 | 37 |
16 mm$^2$ | 16.0 | 7 | 7 | 6 | 6 | 6 | 6 | 19 | 37 |
4 AWG | 21.15 | 7 | 7 | 7 | 7 | 7 | 7 | 19 | 37 |
25 mm$^2$ | 25.0 | 7 | 7 | 6 | 6 | 6 | 6 | 19 | 37 |
3 AWG | 26.67 | 7 | 7 | 7 | 7 | 7 | 7 | 19 | 37 |
2 AWG | 33.62 | 7 | 7 | 7 | 7 | 7 | 7 | 19 | 37 |
35 mm$^2$ | 35.0 | 7 | 7 | 6 | 6 | 6 | 6 | 19 | 37 |
1 AWG | 42.41 | 19 | 19 | 18 | 18 | 18 | 18 | 37 | 61 |
50 mm$^2$ | 50.0 | 19 | 19 | 6 | 6 | 6 | 6 | 37 | 61 |
1/0 AWG | 53.49 | 19 | 19 | 18 | 18 | 18 | 18 | 37 | 61 |
2/0 AWG | 67.43 | 19 | 19 | 18 | 18 | 15 | 15 | 37 | 61 |
70 mm$^2$ | 70.0 | 19 | 19 | 12 | 12 | 12 | 12 | 37 | 61 |
3/0 AWG | 85.01 | 19 | 19 | 18 | 18 | 15 | 15 | 37 | 61 |
95 mm$^2$ | 95.0 | 19 | 19 | 18 | 15 | 18 | 15 | 37 | 61 |
4/0 AWG | 107.2 | 19 | 19 | 18 | 18 | 15 | 15 | 37 | 61 |
120 mm$^2$ | 120.0 | 37 | 37 | 18 | 15 | 18 | 15 | 37 | 61 |
250 kcmil | 127.0 | 37 | 37 | 35 | 35 | 28 | 28 | 61 | 91 |
150 mm$^2$ | 150.0 | 37 | 37 | 18 | 15 | 18 | 15 | 61 | 91 |
300 kcmil | 152.0 | 37 | 37 | 35 | 35 | 28 | 28 | 61 | 91 |
350 kcmil | 177.0 | 37 | 37 | 35 | 35 | 28 | 28 | 61 | 91 |
185 mm$^2$ | 185.0 | 37 | 37 | 30 | 30 | 30 | 30 | 61 | 91 |
400 kcmil | 203.0 | 37 | 37 | 35 | 35 | 28 | 28 | 61 | 91 |
240 mm$^2$ | 240.0 | 37 | 37 | 34 | 30 | 34 | 30 | 61 | 91 |
500 kcmil | 253.0 | 37 | 37 | 35 | 35 | 28 | 28 | 61 | 91 |
300 mm$^2$ | 300.0 | 61 | 61 | 34 | 30 | 34 | 30 | 61 | 91 |
600 kcmil | 304.0 | 61 | 61 | 58 | 35 | 28 | 28 | 91 | 127 |
700 kcmil | 355.0 | 61 | 61 | 58 | 47 | 47 | 47 | 91 | 127 |
750 kcmil | 380.0 | 61 | 61 | 58 | 47 | 47 | 47 | 91 | 127 |
400 mm$^2$ | 400.0 | 61 | 61 | 53 | 53 | 53 | 53 | 91 | 127 |
800 kcmil | 405.0 | 61 | 61 | 58 | 47 | 47 | 47 | 91 | 127 |
900 kcmil | 456.0 | 61 | 61 | 58 | 47 | 47 | 47 | 91 | 127 |
500 mm$^2$ | 500.0 | 61 | 61 | 53 | 53 | 53 | 53 | 91 | 127 |
1000 kcmil | 507.0 | 61 | 61 | 58 | 47 | 47 | 47 | 91 | 127 |
630 mm$^2$ | 630.0 | 91 | 91 | 53 | 53 | 53 | 53 | 127 | 169 |
1250 kcmil | 633.0 | 91 | 91 | 91 | 53 | 53 | 53 | 127 | 169 |
1500 kcmil | 760.0 | 91 | 91 | 91 | 53 | 53 | 53 | 127 | 169 |
800 mm$^2$ | 800.0 | 91 | 91 | 53 | 53 | 53 | 53 | 127 | 169 |
1750 kcmil | 887.0 | 91 | 91 | 91 | 53 | 53 | 53 | 169 | 219 |
1000 mm$^2$ | 1000.0 | 91 | 91 | 53 | 53 | 53 | 53 | 169 | 219 |
2000 kcmil | 1013.0 | 127 | 127 | 127 | 127 | 127 | 127 | 169 | 219 |
2250 kcmil | 1140.0 | 127 | 127 | 127 | 127 | 127 | 127 | 169 | 219 |
1200 mm$^2$ | 1200.0 | 127 | 127 | 271 | 271 | 271 | 271 | 169 | 219 |
2500 kcmil | 1270.0 | 127 | 127 | 271 | 271 | 271 | 271 | 169 | 219 |
1400 mm$^2$ | 1400.0 | 127 | 127 | 271 | 271 | 271 | 271 | 169 | 219 |
2750 kcmil | 1393.0 | 169 | 169 | 271 | 271 | 271 | 271 | 217 | 217 |
3000 kcmil | 1520.0 | 169 | 169 | 271 | 271 | 271 | 271 | 217 | 271 |
1600 mm$^2$ | 1600.0 | 169 | 169 | 271 | 271 | 271 | 271 | 217 | 271 |
3500 kcmil | 1770.0 | 169 | 169 | 271 | 271 | 271 | 271 | 217 | 271 |
1800 mm$^2$ | 1800.0 | 169 | 169 | 271 | 271 | 271 | 271 | 217 | 271 |
2000 mm$^2$ | 2000.0 | 217 | 217 | 271 | 271 | 271 | 271 | 271 | 271 |
4000 kcmil | 2030.0 | 217 | 217 | 271 | 271 | 271 | 271 | 271 | 271 |
4500 kcmil | 2280.0 | 217 | 217 | 271 | 271 | 271 | 271 | 271 | 271 |
2500 mm$^2$ | 2500.0 | 217 | 217 | 271 | 271 | 271 | 271 | 271 | 271 |
5000 kcmil | 2530.0 | 217 | 217 | 271 | 271 | 271 | 271 | 271 | 271 |
3000 mm$^2$ | 3000.0 | 217 | 217 | 271 | 271 | 271 | 271 | 271 | 271 |
3200 mm$^2$ | 3200.0 | 217 | 217 | 271 | 271 | 271 | 271 | 271 | 271 |
3500 mm$^2$ | 3500.0 | 217 | 217 | 271 | 271 | 271 | 271 | 271 | 271 |