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Siemens MICROMASTER 6SE6440-2UD22-2BA1

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6SE6440-2UD22-2BA1

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The Siemens 6SE6440-2UD22-2BA1 is part of the MICROMASTER 440 series, designed for precise motor control applications. It offers a power capacity of 2.2 kW, equivalent to 3.0 hp, with an apparent power output of 4.5 kVA. Under CT mode, it features a peak output current of 5.9 A and an input current of 5.0 A, suitable for a voltage supply range of 380 V to 480 V ±10% in a three-phase configuration.

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Technical specifications for 6SE6440-2UD22-2BA1

ManufacturerSiemens
Product TypeMICROMASTER 440
Product LineMICROMASTER
Part Number6SE6440-2UD22-2BA1
UPC783087635715
Weight5.00 lbs (2.27 kg)
Power Rating for Motor2.2 kW (equivalent to 3.0 hp)
Apparent Power Output4.5 kVA
Peak Output Current (CT Mode)5.9 A
Input Current under CT Mode5.0 A
Voltage Supply Range380 V to 480 V ±10%, 3-phase
Overload Handling (CT Mode)1.5x rated current for 60 s; 2x for 3 s
Frequency Input Spectrum47–63 Hz
Frequency Output Spectrum0–650 Hz
Control FunctionalitiesV/f (Linear, Quadratic), FCC, Vector (Sensorless, Torque Control)
Protection RatingIP20
Maximum Operating Altitude1000 m without performance reduction
Energy Conversion EfficiencyBetween 96% and 97%
Temperature Range for Operation-10°C to +50°C
MassApproximately 3.3 kg
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The MICROMASTER 440 model 6SE6440-2UD22-2BA1 from Siemens is a sophisticated motor control solution. With a robust power rating of 2.2 kW (3.0 hp), this unit provides effective control across various applications. The device's apparent power output of 4.5 kVA facilitates substantial operational capacity.

Under continuous torque (CT) mode conditions, it can handle a peak output current of 5.9 A while maintaining an input current of 5.0 A. Its voltage supply range spans from 380 V to 480 V ±10%, making it adaptable for varied industrial settings and ensuring compatibility with a wide range of machinery. Overload conditions are efficiently managed, with capabilities of handling 1.5 times the rated current for 60 seconds and up to 2 times for 3 seconds.

This drive operates across a frequency input range of 47–63 Hz, supporting an output frequency spectrum up to 650 Hz. Control options available in the device include V/f control in both linear and quadratic forms, FCC, and vector control, such as sensorless and torque control, enhancing its operation flexibility.

Designed for harsh environments, the unit is rated IP20 for protection. It operates optimally in conditions ranging from -10°C to +50°C. Additionally, its design accommodates operation at altitudes up to 1000 meters without performance loss, making it suitable for high-elevation applications.

With an energy conversion efficiency between 96% and 97%, this drive promotes energy savings and reduced operational costs. Weighing approximately 3.3 kg, the MICROMASTER 440 integrates robust performance with efficient motor control technology.