| No-Load Voltage | DC 70V±5V | 
| Current Regulation Range | DC 30A-415A | 
| Frequency | 50/60Hz | 
| Rated Input Voltage | AC 220V±15% | 
| Rated Input Current | 48 | 
| Rated Duty Cycle Ratio | 60% | 
| Min Output Current/Voltage | 30A/21.2V | 
| Max Output Current/Voltage | 220A/28.8V | 
| Rated Output | 6.3kW | 
| Conversion Efficiency | 85% | 
| Circuit Treatment Type | Analog Electronics | 
| Cooling Method | Air Cooling  | 
| Isolation & Heat Resistance Class | F
  | 
| Cover Protection Class | IP21S | 
| Eletroc-Shockproof Protection | Yes | 
| Main Transformer Coil | Copper | 
| Filter Reactor Coil | Copper
  | 
| Current Meter | Digital | 
| Voltage Meter | Digital | 
| Power factor | 0.6 | 
| Welding Rod Diameter | 4.0-5.0mm | 
| Net Weight | 8 Kg | 
| Gross Weight | 10 Kg
  | 
| Packing Dimension (L*W*H) | 505*270*410mm |