| MODEL | BX3-315 | BX3-400 | BX3-500 | BX3-630 |
| Input Power Voltage(V)，HZ) | 1- 380V/50 | 1- 380V/50 | 1- 380V/50 | 1- 380V/50 |
| Rated Input Capacity(KVA) | 22.8 | 29.64 | 36.1 | 47.9 |
| Rated Duty Cycle(%) | 60% | 60% | 60% | 60% |
| Open Circuit Voltage(V) | 60~78 | 60~77 | 65~79 | 63~76 |
| Rated Output Current(A) | 315 | 400 | 500 | 630 |
| Rated Load Voltage(V) | 32.6 | 36 | 40 | 44 |
| Insulation Class | F | F | F | F |
| Current Adjust Range(A) | 45-135/125-315 | 55-150/140-400 | 65-225/185-500 | 90-265/245-630 |
| Suitable Electrode Diameter(mm) | 2-7 | 2.5-7 | 2.5-8 | 2.5-8 |
| Weight(kg) | 145 | 147 | 170 | 195 |
| Dimension(mm) | 670x512x851 | 670x512x851 | 670x512x851 | 670x512x851 |
