Siemens 6SE9214-0DA40 Variable Frequency Drive

Siemens 6SE9214-0DA40 is a Micromaster MM150/3 unfiltered variable frequency drive designed to control 3-phase motors from a 380–500 V AC supply. It delivers 1.5 kW of continuous output torque with overload capability rated at 150% for 60 seconds, making it suitable for starting and speed control tasks in compact automation footprints. The drive accepts three-phase input in the 380–500 V range with ±10% tolerance at 50/60 Hz, and its enclosure measures 175 × 73 × 141 mm (H × W × D) with IP20 protection for indoor panel installation. Operating temperature range is 0–50 °C ambient. This MM150/3 unfiltered variant is commonly used in equipment such as conveyors, pumps, and fans where reliable, basic variable-speed control is required for a 1.5 kW motor connected to a 380–500 V supply. As part of the Siemens MICROMASTER/MM150 family, the 6SE9214-0DA40 provides standard drive functionality for straightforward motor management in industrial automation environments lacking integrated EMI filtration.