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      6SE6440-2UD31-1CA1

      MICROMASTER 440 11 kW / 15 kW Variable Frequency Drive

      Product Describe：

      Siemens 6SE6440-2UD31-1CA1 converts fixed-frequency mains power into a controlled motor supply and processes command, analog, digital, relay, and motor-temperature signals for pumps, fans, conveyors, and machinery.

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      Technical specifications Information Alternative names Technical notes FAQ

      Technical specifications for 6SE6440-2UD31-1CA1

      Technical specifications for 6SE6440-2UD31-1CA1

      • Manufacturer:
        Siemens
      • Product Category:
        General Automation
      • Spare Part Number:
        6SE6440-2UD31-1CA1
      • Estimated shipping dimensions:
        18.5x18x24.5cm
      • Weight:
        5.2 kg
      • Tariff Code:
        8537101101
      • Counliy of origin:
        Germany
      • Product family:
        MICROMASTER 440
      • Input:
        3 AC 380 to 480 V, plus/minus 10 percent
      • Input frequency:
        47 to 63 Hz
      • Constant-torque rating:
        11 kW
      • Variable-torque rating:
        15 kW
      • Overload:
        150 percent for 60 s; 200 percent for 3 s under CT rating
      • Protection:
        IP20
      • Digital inputs:
        6
      • Relay outputs:
        3
      • Analog inputs / outputs:
        2 / 2
      • Dimensions:
        245 × 185 × 195 mm (H × W × D) — Siemens official product data.
      • Net weight:
        Approx. 5.5 kg
      • Weight:
        5.5 kg (12.125 lb) net weight — Siemens SiePortal for complete catalog number 6SE6440-2UD31-1CA1.
      • Packaging Dimensions:
        305 × 265 × 210 mm (L × W × H), official Siemens packaging.
      View as PDF Ask for Quote

      Information

      Information

      Overview Manuals Common Applications Product Precautions
      The Siemens 6SE6440-2UD31-1CA1 is a MICROMASTER 440 variable frequency drive for three-phase 380 to 480 V input. It regulates induction-motor speed and torque, with an 11 kW constant-torque rating or a 15 kW variable-torque rating under the published conditions.
      • MICROMASTER 440
      • 3 AC 380 to 480 V, plus/minus 10 percent
      • 47 to 63 Hz
      • 11 kW

      The drive converts fixed-frequency mains power into a controlled motor supply and processes command, analog, digital, relay, and motor-temperature signals for pumps, fans, conveyors, and machinery.

      Important Notice: Use the complete 6SE6440-2UD31-1CA1 code and verify the physical nameplate and current Siemens documentation before installation or replacement.

      Apter Power 6SE6440-2UD31-1CA1 Manuals and Guides

      Important Notice: These are two separate Apter Power documents prepared from the manufacturer-published Siemens information named in each document. Confirm the physical nameplate, current Siemens documents, and host-system requirements before installation or replacement.

      Conveyors and machinery
      Control speed and acceleration under constant-torque load.
      Pumps and fans
      Use the 15 kW variable-torque operating class where applicable.
      Industrial retrofit
      Restore a verified MM440 drive and parameter set.
      Read and follow the exact Siemens documentation and host-equipment instructions before use. Verify 6SE6440-2UD31-1CA1 from the physical nameplate.
      1
      Wait for DC-link discharge and verify absence of voltage
      2
      Back up the complete parameter set
      3
      Confirm motor nameplate and CT/VT duty
      4
      Verify EMC, grounding, braking, and thermal design
      5
      Run an uncoupled direction test before full-load operation

      Alternative Names

      Alternative Names

      6SE6440-2UD31-1CA1 6SE6440 2UD31 1CA1 Siemens 6SE6440-2UD31-1CA1

      Technical notes

      Technical notes

      Use the complete 6SE6440-2UD31-1CA1 identifier. Siemens lists 6SE6440-2UD31-1CA1 in the spare/support phase from 1 October 2019. Values not published in the cited Siemens source are intentionally not inferred.

      FAQS

      • What is Siemens 6SE6440-2UD31-1CA1?
        The Siemens 6SE6440-2UD31-1CA1 is a MICROMASTER 440 variable frequency drive for three-phase 380 to 480 V input. It regulates induction-motor speed and torque, with an 11 kW constant-torque rating or a 15 kW variable-torque rating under the published conditions.
      • What is the specific function of 6SE6440-2UD31-1CA1?
        The drive converts fixed-frequency mains power into a controlled motor supply and processes command, analog, digital, relay, and motor-temperature signals for pumps, fans, conveyors, and machinery.
      • Which signals, power, or data does 6SE6440-2UD31-1CA1 handle?
        Product family: MICROMASTER 440. Input: 3 AC 380 to 480 V, plus/minus 10 percent. Input frequency: 47 to 63 Hz. Constant-torque rating: 11 kW.
      • Which system uses 6SE6440-2UD31-1CA1?
        6SE6440-2UD31-1CA1 belongs to the MICROMASTER 440 context described in the cited Siemens source.
      • Which components are compatible with 6SE6440-2UD31-1CA1?
        Three-phase induction motor and load within the selected rating MICROMASTER 440 control wiring, braking, EMC, and line accessories approved for the design Parameter set, operator panel, and communications options documented for the machine
      • Where is 6SE6440-2UD31-1CA1 applied?
        Conveyors and machinery: Control speed and acceleration under constant-torque load. Pumps and fans: Use the 15 kW variable-torque operating class where applicable. Industrial retrofit: Restore a verified MM440 drive and parameter set.
      • What is the lifecycle status of 6SE6440-2UD31-1CA1?
        Siemens lists 6SE6440-2UD31-1CA1 in the spare/support phase from 1 October 2019.
      • What must be checked before installing 6SE6440-2UD31-1CA1?
        Wait for DC-link discharge and verify absence of voltage Back up the complete parameter set Confirm motor nameplate and CT/VT duty Verify EMC, grounding, braking, and thermal design Run an uncoupled direction test before full-load operation
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      Disclaimer: We are not an authorized distributor or distributor of the product manufacturer of this website, The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because our company is not an authorized distributor of this product, the Original Manufacturer`s warranty does not apply.While many DCS PLC products will have firmware already installed, Our company makes no representation as to whether a DSC PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Our company also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from our company, its distributors, or any other source. Our company also makes no representations as to your right to install any such firmware on the product. Our company will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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