Performance feature and Application: Power source adopts powerful thyristor,used for automatic submerged welding; For butt welding,fillet welding with groove or without groove in horizontal or 10°angle slope; Wide adjust range of welding current ,stable arc ,low noise; Two active wire drivers,the wire feed is powerful; Stepless adjust of wire feed speed and welding,circumferentianl welding,filer welding,bett welding,lap welding ; and fillet welding in fiat position. Parameters: Spec.MZ-630Power voltage/frequency(V)3~AC380/50Rated input capacity(kVA)48.6Circuit voltage(V)76Welding speed(A)120~630Rated duty cycle(%)60Welding speed(m/h)15~70Tractor weight(kg)60Level adjust range(mm)60Power source dimensions(mm)655×535×910Power source Weight(Kg)230