Recommended Sizes for Copper Welding Cable
| Miscellaneous Welding | Recommended Sizes for Copper Welding Cable | |||||
| Welding equipment output, A |
Duty cycle |
Cable sizes (AWG) for combined lengths of electrode and ground cables, feet |
||||
| 0-50 | 50-100 | 100-150 | 150-200 | 200-250 | ||
| 100 180 200 200 250 300 400 500 600 |
20 20-30 60 50 30 60 60 60 60 |
8 4 2 3 3 1/0 2/0 2/0 2/0 |
4 4 2 3 3 1/0 2/0 2/0 2/0 |
3 3 2 2 2 1/0 2/0 3/0 3/0 |
2 2 1 1 1 2/0 3/0 3/0 4/0 |
1 1 1/0 1/0 1/0 3/0 4/0 4/0 Two-3/0 |