DC SEAM TYPE
VIS-310A
VIS-610A
VIS-910A
█ External remote programming setting was achieved by program box
█ 2 methods for current control(current, pulse)
█ Can switch frequency(1KHZ, 2KHZ), with a variety of more than 1KHZ
inverter transformer
█ During the welding process, welding current can be 3 pieces be an external switch
