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Use:
Light manufacturing, maintenance, civil steel structure installation; Weldable materials:
electrodes for acidic, basic welding, stainless steel electrodes, cast iron electrodes and other electrode for welding low carbon steel, carbon steel, alloy steel, etc.; Advanced inverter technology:
Inverter frequency up to 100KHz, conversion rate of 85%, no-load loss, using non-adjustable, easy to use, easy to carry, reliable and economical and durable; Precise control system:
PWM Pulse Width Modulator, closed loop control system to ensure the machine is stable; Excellent welding performance:
dynamic characteristics of a good, little spatter, arc stability, weld pool easy to control, weld appearance, 200B with thrust adjustable function; Improve the protection system:
over-voltage, overheating, over-current automatic protection to ensure welding safety
| ITEM | MMA-270 | MMA-315 |
| Power voltage(V)(3PH) | 380 | 380 |
| Rated input capacity(KVA) | 9 | 12 |
| Input voltage frequency(HZ) | 50/60 | 50/60 |
| No-load voltage(V) | 60 | 60 |
| Output current range(A) | 20-250 | 20-280 |
| Rated output voltage(V) | 30 | 31 |
| Duty cycle(%) | 45 | 35 |
| Effciency(%) | 85 | 85 |
| Insulation class | F | F |
| Protection class | IP21 | IP21 |
| Wight(Kg) | 15 | 15 |
| Measurement(MM) | 535*285*385 | 535*285*385 |
One pcb dc arc inverter welding machine MMA-250I(IGBT)