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Help CenterShanghai Donsun Welding Group Big Current IGBT Signal Tube, Long Welding ZX7-315GS/400GS/400G Stick Welding MMA Manual Metal-arc Welder
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Adaptive voltage, easy current matching
IGBT technology
ARC force and hot start adjustable, easy to striking the arc
Auto-protection against over-voltage, over-current and over-heated.
VRD function, it safe for welders.
Wide range for input voltage, suitable for 220V/380V
Inverter technology
Over heat /over current protection
VRD
Intelligent air cooling
Model | MMA-315GS | MMA-400GS | MMA-400G |
Rated input voltage(V) | 1P 220V/380V±15% | 1P 220V/380V±15% | 3P 380V±15% |
Input frequency(HZ) | 50/60 | 50/60 | 50/60 |
Rated input capacity（KVA） | 7.5 | 9 | 9 |
Rated input current (A) | 25/20 | 28/24 | 20 |
Duty cycle (%) | 40 | 40 | 40 |
No-load voltage(V) | 82/70 | 82/70 | 70 |
Current range (A) | 20-200/20-240 | 20-200/20-280 | 20-280 |
Voltage range(V) | 20-28/20-30 | 20-28/20-31.2 | 20-31.2 |
Efficiency (%) | 89 | 89 | 89 |
Power factor | 0.93 | 0.93 | 0.93 |
Rod diameter(mm) | Ø1.6- Ø3.2 | Ø1.6- Ø4.0 | Ø1.6- Ø4.0 |
Weight (kg) | 7.9 | 11.5 | 11 |
Dimension(mm) | 430*210*390 | 470*220*400 | 470*220*400 |
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