The Siemens 6SE6440-2UD31-1CA1 is a MICROMASTER 440 variable frequency drive designed for speed and torque control of three-phase AC motors. It is the unfiltered variant, rated for 11 kW constant torque (15 kW square-law torque) operation at 380–480 V 3 AC. The drive is supplied without an AOP/BOP operator panel, allowing integration with existing control systems or the addition of an operator interface as required.
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