inverter DC welding machine (MMA-200): 1. Advanced inverter technology, simply circuit design, reduced size and Weight, highly effective and energy saving; 2. Super strong electricity network compensation capabiliby, resistant to voltage Pulsation, stable and reliable welding current; 3. Small DC are welding machine especially adopts proportional thrust control Technology, single switch adjustment, simpler welding operation; 4. No load energy consumption less than 100W, Comparing with traditional Welding machine, energy saving up to 50%; 5. Inverter frequency up to 100KHz, speedy dynamic response, easy to arc Initiation, resistant to interference, stable arc, low welding noise, little welding Spatter, deep melting pool, high welding strength, good welding quality; 6. Good thrust adjustment, resistant to welding electrode adtherence, applicable For various acid and basic electrodes welding, cellulose electrodes downhand Welding is available; 7. Applicable for welding of all kinds of ferrous metals such as low carbon steel, Medium carbon steel and alloy steel, etc; 8. Digital display can exactly preset welding currnet; 9. Broadly used in the welding and field operation of oil pipeline, chemical Industry, car, shipbuilding, boiler, power station construction, nuclear energy, Spaceflight, military industry, industrial installation, bridge construction, ect; Main Technology ParameterTable Voltage: AC220V ± 15%(V) Frequence: 50/60(Hz) Rated Input Current: 32(A) No-loading Voltage: 61(V) Output Current: 30-200(A) Cyclic Duration Factor: 60(%) Weight: 8(kg) Dimension Size: 371x153x232(mm)