The Mitsubishi Electric FR-D740-022-NA is a variable frequency drive (inverter) that enables precise control of 3‑phase motors by adjusting voltage and frequency. It accepts 3‑phase input on 380–480 VAC with a 50/60 Hz operating range and has a 2.9 A current rating. This model is used to vary motor speed in equipment powered by 380–480 VAC systems, providing programmable speed control for industrial applications where reliable, controlled motor performance is required.
