1,tube to tube automatic weld machine 2,Orbital TIG welding equipment 3,Remote control programming 4,Up ... touch human-machine interface, can be stored up to 100 groups of welding standard, each group of welding scope can ... cooling fully, reliable convenientMain technical SpecificationRated input voltage380vRated welding voltageTIG welding, 22.6VRated power input9.0KWRated voltage no-load70VFrequency50/ ...