Output current range: 5 – 300 A Rated output (3-phase): 300 A @ 60% duty cycle Rated output (1-phase): 200 A @ 60% duty cycle Duty cycle: 60% at 300 A, 100% at 250 A Output voltage: 32 V at 300 A Open-circuit voltage (OCV): 60–75 V Mains voltage: 208 / 230 / 460 V AC Frequency: 50 / 60 Hz Welding processes: MMA, DC TIG, MIG/MAG, FCAW Protection class: IP21 Voltage compensation: 10% line voltage variation Auxiliary outputs: 24 V AC, 42 V AC, 115 V AC