Type: Revolving field type 2-poles generator Rectifying Mode IGBT+ three-phase; rectifying bridge (PWM) AC Frequency (HZ) 60 50 AC Output Voltage (V) 120/240 115/230 Cont AC Output (V/A) 2200 2000 Rated welding current DC (A) 140 Welding VOLTAGE (DC) (A) 26 Welding load continue ratio50% Welding current adjustment range (A) 50-190 Insulation gradeB Electrode (mm) 2.6-5.0 Engine Model KL188FE Type Single cylinder, air cooled, 4-stroke OHV Packing Dimensions (mm/in) 710*540*570/28*21.3*22.4 Net Weight (kg/ibs) 93/205 Per 20GP CNT 136 Per 40GP CNT 288