Siemens 6SE6440-2UD17-5AA1 MICROMASTER 440 Drive

The Siemens 6SE6440-2UD17-5AA1 is a compact MICROMASTER 440 variable frequency drive designed for controlling smaller three-phase industrial motors. Rated at 0.75 kW in high overload operation, this model operates from a 3 AC 380–480 V supply and is suitable for installations where reliable speed regulation must be achieved within a limited cabinet space.

Its FSA frame format makes it relevant to small conveyors, auxiliary pumps, ventilation equipment, feeders and compact machine sections already using the MM440 platform. For maintenance projects, selecting the exact 6SE6440-2UD17-5AA1 order number helps reduce uncertainty when matching the original voltage class, output rating and mounting dimensions.

For quotation or replacement review, please provide the complete Siemens part number, required quantity, destination country and an existing nameplate photo when available.

Q1: What is the rated power of Siemens 6SE6440-2UD17-5AA1?
A: This MICROMASTER 440 drive is rated at 0.75 kW / 1.00 hp in high overload operation, with a rated output current of 2.20 A.

Q2: Is 6SE6440-2UD17-5AA1 suitable for compact machine panels?
A: Yes. It uses the compact FSA frame size with dimensions of 73 × 173 × 149 mm, making it relevant for smaller control cabinets.

Q3: Can a higher-power MM440 drive directly replace this model?
A: Not automatically. Motor rating, output current, mounting space and parameter configuration should be reviewed before changing to another power rating.

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