Siemens 6SE6440-2AB15-5AA1 Variable Frequency Drive

Siemens MICROMASTER 440 variable-frequency drive 6SE6440-2AB15-5AA1 is a compact 0.55 kW inverter designed for 200–240 V single‑phase input, with an integrated Class A EMI filter and a 47–63 Hz operating range. It delivers constant-torque motor control with overload ratings of 150% for 60 seconds and 200% for 3 seconds, provides a square-law torque power of 0.55 kW, and fits in 173 × 73 × 149 mm (H×W×D) with IP20 protection. The drive operates in ambient temperatures from -10 to +50 °C and is intended for small motors in industrial automation where space is limited and precise speed control is required, without AOP/BOP configuration.