Siemens 6SE3222-4DG40 Midimaster Vector Drive

Siemens 6SE3222-4DG40 Midimaster Vector Drive is an 11 kW MDV1100/3 three-phase vector inverter designed for 380–500 V systems with 50/60 Hz operation. It accepts a 3AC input rated at 380–500 V ±10% and delivers precise torque control through vector regulation for industrial motors. The drive provides a constant torque rating of 11 kW, with overload capability of 150% for 60 seconds and 200% for 3 seconds, and a variable-torque rating up to 15 kW. Its enclosure measures 450 × 275 × 210 mm (H × W × D) and carries IP21/NEMA 1 protection, suitable for indoor installations; the recommended ambient operating temperature is 0–40 °C. This model, positioned in Siemens’ MIDIMASTER Vector family, is intended for applications that require reliable, smooth motor response and accurate speed/torque control in demanding automation environments.