Variable Speed/Frequency Drive (VSD/VFD) / Inverter - Mitsubishi Electric (FREQROL FR-F800 series) - input 380Vac-500Vac (3-phase/3P) - 250kW / 335HP - 481A (LD Light duty) - frequency (output) 0.2-590Hz - with Ethernet communication capability - IP00 - input voltage nominal values 400Vac / 415Vac / 480Vac - Chemical resistance (circuit board coating + plated conductors - IEC60721-3-3 3S2 3C2) - equivalent to FRF84005470E3U6