IRIS BLUE+ variable frequency drive for V/F or sensorless vector control, three-phase 380–480 Vac (+10% / -15%) 50/60 Hz power supply. IP20 / NEMA 1 enclosure. Data based on standard 4-pole IE2 motors. Rated power 55 kW (75 HP) Light Duty, nominal current 103 A, maximum current 118 A, peak current 142 A.