Advanced control module IGBT With hot start function Infinite amperage control Over-heating protection Over current protection Over load protection Can weld mild steel, stainless steel, alloy steel, high-strength steel, etc. Manual welding and argon arc welding machine Specifications: Model TIG-250A Voltage 380V Thrust adjuster bound 0-100A Rated input capacity 6.3kvA No-load voltage 54V Current adjust range 20-250A Rated working voltage 20V Rated duty cycle 35% Hand-worked welding current 20-220A Drawing arc method High frequency drawing arc Efficiency 85% Power factor 0.93 Six months repair warranty
