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        MU30

        / 4.9
        1001 reviews ｜ Need a Specific Revision?
        MU30 is an ABB motor unit for synchronized external axes, pairing a 2.7 kW nominal motor with brake and feedback integration.
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        Ships by Saturday, November 14
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        Warranty Policy
        We provide 1 year warranty for all remaining parts.
        The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
        Return Notice
        The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
        In the event of a defect, we will send new equipment, repair equipment or refund the purchase price based on our availability. You must contact us to obtain a return authorization and return the defective device to us within 14 days of reporting the defect.
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        Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.
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        Technical specifications for MU30

        • Manufacturer:
          ABB
        • Part Number:
          MU30
        • Product Family:
          ABB Robots
        • Product Type:
          ABB External Axis Motor Unit
        • Stock:
          1
        • ABB part number:
          3HEA 506 262-880
        • Nominal output:
          2.7 kW
        • Peak output:
          12.1 kW
        • Nominal speed:
          3300 rpm
        • Continuous stall torque:
          19 Nm
        • Nominal torque:
          10 Nm
        • Maximum dynamic torque:
          30 Nm
        • Maximum current:
          72.5 A RMS
        • Torque constant:
          0.69 Nm/A RMS
        • Holding brake supply:
          24 V DC +/-10%
        • Brake torque:
          21 Nm minimum; 33.6 Nm maximum
        • Protection rating:
          IP67
        • Operating temperature:
          +5 to +45 degC
        • Suitable drive units:
          T / U / V / W
        • RMS speed:
          1650 rpm
        • RMS torque:
          15.5 Nm
        • Current at torque Tn:
          16.1 A RMS
        • Winding resistance per phase:
          0.058 ohm
        • Winding inductance per phase:
          1.28 mH
        • Pole pairs:
          3
        • Moment of inertia incl. brake:
          0.00213 kg·m²
        • Brake power consumption:
          28 W at 20 °C
        • Weight:
          23.5 kg
        • Estimated shipping dimensions:
          38.6 x 14.5 x 14.8 cm
        • Tariff Code:
          Please confirm the destination before shipping
        • Country of origin:
          Sweden
        • Place of shipment:
          Xiamen,Fujian,China
        By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

        More Information

        Overview Manuals Drive Selection Brake Control Axis Commissioning Product Applications

        Features:

        • External-axis package: motor, resolver, and holding brake support synchronized peripheral motion
        • Documented torque envelope: official continuous, nominal, and dynamic values guide mechanism design
        • Controller-specific integration: drive position, cables, and S4Cplus configuration must agree
        MU30 gives an ABB robot cell a documented motor unit for synchronized positioners and other peripheral axes.

        The motor’s value comes from the coordinated servo, feedback, brake, and controller-drive relationship rather than power rating alone.

        A reliable installation links the mechanical load and gear train to the correct drive, cable set, brake supply, resolver path, and commissioning file.
        Apter Power can review MU30 part number, drive position, cables, mechanical duty, condition, and official documentation before quotation.
        ABB MU30 ABB External Axis Motor Unit Manuals,Datasheets,Link
        Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
        • Required drive: apply the T-drive requirement documented for the MU30 configuration.
        • Cabinet context: verify S4C or S4Cplus release and any permitted alternative drive position.
        • Power match: include motor current, torque duty, and cabinet capacity in the axis design.
        • Holding brake: verify the 24 V DC circuit and documented torque range.
        • Resolver path: retain feedback cable identity, shielding, and controller scaling.
        • Safe release: support the mechanical load before any brake or coupling service.
        • Mechanism data: enter verified gear ratio, load inertia, travel, and direction.
        • Motion proof: validate low-speed direction, brake action, feedback polarity, and limits first.
        • Production acceptance: confirm tracking, temperature, current, and synchronization under real duty.
        • Robot positioners: drive a synchronized workpiece axis in an ABB cell.
        • Peripheral motion: power engineered turntables, tracks, or auxiliary mechanisms within the documented design.
        • Motor-unit replacement: restore a verified S4Cplus external axis with matching drive and cables.
        Description
        MU30 is the ABB motor unit identified by part number 3HEA 506 262-880 for synchronized peripheral axes in S4Cplus M2001 robot installations. The official product manual assigns it to T, U, V, or W drive positions and documents 2.7 kW nominal output.

        Mechanically, MU30 combines the servo motor, resolver feedback, and a 24 V DC holding brake in an IP67 assembly. Its published torque and speed data support engineered external-axis mechanisms rather than an unrestricted general-purpose motor application.

        Before selecting MU30, verify the drive position, S4C or S4Cplus cabinet configuration, motor cable, resolver and brake circuits, mechanical coupling, gear ratio, load inertia, and commissioning data. ABB notes that the T drive is required for the MU30 configuration, while use of another drive position depends on the documented cabinet design.
        Alternative Names
        MU 30 3HEA506262-880 Motor Unit ABB S4Cplus External Axis Motor ABB Synchronized Peripheral Motor Unit
        Technical notes
        MU30 part number 3HEA 506 262-880 requires a documented S4C/S4Cplus external-axis design; ABB specifies the T drive for this motor-unit configuration. Confirm drive position, 24 V brake circuit, resolver and motor cables, mechanical load, gear ratio, and commissioning parameters before energizing.
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        FAQS

        The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
        VIEW ALL FAQS
        Why can MU30 hold position but fail to follow commanded motion accurately?
        Check resolver wiring and polarity, feedback scaling, motor phases, gear ratio, mechanical coupling, drive assignment, and the axis commissioning file. A working brake does not prove the servo-feedback loop is correct.
        What must be confirmed before connecting MU30 to an ABB drive position?
        Verify part number 3HEA 506 262-880, the documented T-drive requirement, cabinet release, motor and resolver cables, brake supply, current capacity, axis parameters, and mechanical load.
        How should the holding brake on MU30 be tested after replacement?
        Support the mechanism, verify 24 V DC brake control, confirm release without drag, prove holding torque under the approved safe-load test, and check that controller timing does not command motion against an engaged brake.
        Why can MU30 run hot even when controller diagnostics show no drive fault?
        Review mechanical binding, brake drag, excessive inertia or duty, incorrect gear data, motor current, ambient temperature, cable losses, and axis tuning before attributing heat to the motor unit alone.
        What commissioning sequence reduces risk for MU30?
        Prove cable identity and insulation under the official procedure, check resolver direction, release the brake with the mechanism supported, jog at low speed, verify limits and mastering, then increase duty while monitoring current and temperature.
        Which details should accompany an MU30 purchase request?
        Provide the 3HEA 506 262-880 nameplate, controller and drive position, cable part numbers, mechanism and gear data, fault history, condition, quantity, destination, and required delivery date.

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