Characteristic: 1. Inverter TIG welder. 2. Inverter TIG MMA AC/DC welding equipment. 3. Aluminium welding pulse welding machinery. Specification: 1. Input power voltage(V): 3-3800V±15% 50/60HZ. 2. Rated input power capacity(KVA): 6.3. 3. no load voltage(V): 40. 4. Output current adjustment(A): 10-250 5. Pulse wave(%): 10-90 6.Pre-flow time(S): 0-1 7. Rated duty cycle(%): 60 8.Decline time(S):0-10 9.Arcing way: HF 10. Efficiency(%): 85 11. Power factor: 0.93 12. Rank of insulation: F 13. Rank of protection: IP23 14. Weight(Kg): 31.4 15. Dimensions(mm): 560X365X355 16. Welding Thickness: 0.5-12mm