With high frequency inverter technology Light weight and versatile Feature: High frequency inverter technology Always the best control of the TIG arc. IGBT/MOSFET inverter Protect function: A.B. phase, over hot, warning MMA mode: Arc force adjusting to suitable for different welding demands MMA mode: it as well as ZX7-C series DC arc welder TIG: HF/contact arc start and welding current precise control TIG: 2STEP/4STEP control function TIG: torch cooling mode: gas/water Light weight and Versatile Excellent formation of welding seam Suitable for metal works, installations, stainless steel products, petrol-chemical plant and etc, can be working with auto-welding system Professional 1) Input voltage: 3x380V(400V)+/-10%; 50/60Hz 2) Input power capacity: 25kVA 3) Open circuit voltage: 70V 4) Welding current range: 40-500A 5) Pulse frequency range: 0.5-25Hz 6) Pulse width range: 0.1-0.9 7) Current up-slope time: 0-10S 8) Current down-slope time: 0-10S 9) Arc force adjusting: MMA;0-10 10) Rate duty cycle: 60% 11) Gas post flow: 1-25S 12) Dimensions(mm): 680x350x680 13) Weight: 58kg

Inverter DC pulse TIG Welder