WS series SCR DC Argon Welder Function & Features: This is a manual welder, using tungsten electrodes and argon gas as protective medium. This welder is applicable to welding of stainless steel, copper, titanium and other nonferrous metals. During welding, the crater is protected by argon gas from oxidation effectively. This welder is noted for high-quality welding seams and good forming performance. Technical data:WS series SRC DC Argon Welder MODELWS-130WS-160WS-180WS-250 Supply voltage: (V/Ph)220/1220/1380/2380/2Frequency (Hz)50/6050/6050/6050/60 Rated supply energy(KVA)5.77.18.512.5 No-load voltage(V)105105105105 Rated duty cycle(%)35%35%35%35% Rated output voltage(V)DC16-36VDC16-45VDC16-55VDC16-55V Rated output current(A)5-1305-1605-1805-250 Welding Thickness (mm)0.3-2.4mm0.3-3mm0.3-5.3mm0.3-4.5mm Wire feed speed(meters/min)23232323 Wire feed Typeseparateseparateseparateseparate Insulation ClassFFFF Protection ClassIP21SIP21SIP21SIP21S Exterior dimension(mm)400*220*440535*270*495535*270*495540*294*595 Packing Dimension(mm)475*240*450580*290*500580*290*500580*315*600 Weight(KG)35454680 Accessories:Earth wire: 1pcTungsten needle:1 pcWelding gun: 1pcProtective tube 1A, 20A: 2 pcs of each.