PARTICULARS UNITS RM 15 RM 20 RM 25 Input Supply Volts 230 / 415 Phase 1 or 2 Lines of 3 Phase Frequency Hzs. 50 Open Circuit Voltage (OCV) Volts 50 Insulation Class A or F Welding Current Range Amps. 45 - 150 50 - 200 50 - 250 Max. Continuous Hand Welding Current at 60% Duty...