| pecification | NBC-250A | NBC-350A | NBC-500A | NBC-630A |
| Rated Input Capacity (KVA) | 8 | 15 | 24 | 35 |
| Rated Input Voltage(V) | 380±10% | 380±10% | 380±10% | 380±10% |
| Rated Input Current(A) | 12 | 21 | 37 | 53 |
| Range of Welding Voltage (V) | 17-27 | 17-31 | 17-39 | 18-44 |
| Range of Welding Current(A) | 60-250 | 60-350 | 60-500 | 80-630 |
| Range of Welding Wire (mm) | 0.8-1.2 | 1.0-1.6 | 1.0-1.6 | 1.0-2.0 |
| Rated Duty Cycle | 60% | 60% | 60% | 60% |
| Full-load Efficiency | 89% | 89% | 89% | 89% |
| Power Factor | 0.95 | 0.87 | 0.87 | 0.87 |
|
Dimension(mm) |
550x315x460 |
550x315x460 |
550x315x460 |
550x315x460 |
| Weight (Kg) | 24 | 35 | 45 | 66 |
