Features
• DC MMA and DC TIG welding function
• Robust and durable heavy duty type: suitable for industrial using
• Inverter frequency can reach to 20KHz
• Soft-switch technology
• Overcurrent and overheating etc. Protections, is insured with EMC&EMI
Suitable to Carbon steel, stainless steel, cast iron, low alloy steel,copper and etc.
Application fields: Shipbuilding, boiler, pressure vessel, petroleum, machinery industry, building and electric power construction and etc
Specifications
Model | HM400 | HM500 | HM630 |
Rated input power | 3-Phase 220V/380V/415V/440V, 50/60Hz | ||
Rated input capacity (kVA) | 21 | 28 | 39 |
Rated input current (A) | 32 | 43 | 59 |
Rated output current (A) | 40-400 | 50-500 | 50-630 |
Rated output voltage (V) | 21.6-36 | 25-40 | 22-44 |
Open circuit voltage (V) | 76 | ||
Rated duty cycle (%) | 60 | ||
Protection grade | IP21S | ||
Insulation class | F | ||
Power factor | 0.83 | ||
Efficiency (%) | 80 | ||
Dimension (L*W*H) (mm) | 640×335×670 | 690×335×670 | 700×350×670 |
Weight (kg) | 45 | 48 | 65 |
