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      ABB IEMMU21
      ABB IEMMU21
      ABB IEMMU21
      ABB IEMMU21
      ABB IEMMU21
      ABB IEMMU21

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      In Stock
      Ships by Monday, September 21
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      Rear-Mount Module Mounting Unit

      IEMMU21

      Spare Part Number

      PNIEMMU21R

      Product Information:

      ABB IEMMU21 is a rear-mount module mounting unit for Symphony, Harmony and INFI 90 cabinet installations.

      ABB IEMMU21 provides the mechanical module-mounting structure used in an engineered rack assembly. ABB includes IEMMU21 in the IEMMU21-KIT with the NKEB01 expander bus cable, wire and terminal assemblies, cable hardware, spring nuts and pan screws.

      Use of the mounting unit depends on the power-system upgrade and cabinet layout. Verify module positions, backplane and expander-bus connections, power distribution, cooling, grounding and cabinet clearances before installation.

      Product image is representative; revision or series may vary. Contact us to request a specific version.
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      • One-year warranty
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      Technical specifications for

      IEMMU21

      0 TECHNICAL PARAMETERS
      • Manufacturer:
        ABB
      • Product Category:
        DCS Systems
      • Spare Part Number:
        IEMMU21R
      • Estimated shipping dimensions:
        50.55 x 25.91 x 41.15 cm
      • Weight:
        4.876 kg
      • Tariff Code:
        853890
      • Country of origin:
        Sweden
      • Place of shipment:
        Xiamen, Fujian, China
      • Product Type:
        Rear-Mount Module Mounting Unit
      • System Platform:
        Symphony / Harmony / INFI 90
      • Upgrade Kit:
        IEMMU21-KIT
      • Included Bus Cable in Kit:
        NKEB01
      • Included Wire Assemblies in Kit:
        10 x 6632285A54
      • Included Cable Assembly in Kit:
        6640006A1
      • Included Mounting Hardware:
        NMPCC16002 spring nuts and NIDAC16008 pan screws
      • Installation Decision:
        ABB field service review recommended
      • Stock Availability:
        12
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      BUYER INFORMATION

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      Alternative Names

      IEMMU21 IEMMU21R IEMMU21-KIT

      Information

      Overview Manuals Kit Components Cabinet Engineering Installation Controls

      Features:

      • Rear-mount cabinet module support
      • IEMMU21-KIT upgrade hardware
      • Expander-bus and mounting accessories
      IEMMU21 provides the rear-mounted mechanical structure for compatible Symphony and Harmony rack modules.

      ABB documents IEMMU21-KIT with the expander-bus cable, wire assemblies, cable assembly and mounting hardware needed for applicable power-system upgrades. Cabinet engineering determines whether the unit is required.

      The IEMMU21 ABB Rear-Mount Module Mounting Unit may be supplied and supported by Moore Automated Company according to its documented product lifecycle.
      ABB IEMMU21 Rear-Mount Module Mounting 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.

      Kit Components:

      • IEMMU21 module mounting unit
      • NKEB01 expander bus cable
      • Wire, cable and mounting hardware
      The documented kit consolidates the mounting-unit hardware used when cabinet engineering requires a new rear-mounted assembly.

      Cabinet Engineering:

      • Confirm module layout
      • Confirm bus and power routing
      • Confirm clearances and cooling
      ABB advises field-service review because a module mounting unit is not required for every power-system upgrade.

      Installation Controls:

      • Label cables and slots
      • Maintain cabinet grounding
      • Test modules after reassembly
      A controlled installation protects the configured rack interconnections and simplifies commissioning.

      Technical notes

      IEMMU21 is the ABB rear-mount module mounting unit specified in IEMMU21-KIT with NKEB01, documented wire and cable assemblies, spring nuts and pan screws for applicable MPS III upgrade projects.
      PRODUCT & ORDER FAQS

      Questions buyers ask about IEMMU21

      • How can I identify ABB IEMMU21?

        Check the exact IEMMU21 marking and the documented rear-mount module mounting unit description. Confirm suffixes or refurbishment markings against the ABB record before ordering.

      • What is ABB IEMMU21 compatible with?

        IEMMU21 is used in engineered Symphony, Harmony and INFI 90 cabinet assemblies. Confirm the module set, expander bus, power distribution and mounting plan.

      • Where is ABB IEMMU21 applied?

        It provides rear-mounted rack support and interconnection hardware during cabinet construction, maintenance or MPS III power-system upgrades.

      • What should be checked before installing ABB IEMMU21?

        Document slot positions and cables, verify cabinet clearances and cooling, fit the expander bus and wiring assemblies, maintain grounding, and test every installed module.

      • Is ABB IEMMU21 available from stock?

        Moore Automated can confirm current stock, condition and revision for IEMMU21 before an order is placed.

      • What warranty is provided for ABB IEMMU21?

        Moore Automated supplies IEMMU21 with the warranty stated in the quotation and order confirmation; condition and test documentation can be confirmed before shipment.

      • How is ABB IEMMU21 shipped?

        IEMMU21 is prepared for shipment from Xiamen, Fujian, China. Standard handling time is 3 days, and fast shipment can be arranged for confirmed stock.
      All FAQ
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          WHY BUYERS WORK WITH MOORE AUTOMATED

          Clear checks before you commit

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          • Pre-shipment inspection

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          • Documentation available

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          • 20+ years of experience

            Over 20 years of experience in industrial automation and hard-to-source legacy parts.

          • Product Lifecycle Stage

            Active/Available from OEM
            ABB documents IEMMU21-KIT for applicable MPS III upgrade projects and recommends engineering review to determine whether a mounting unit is required. Moore Automated supplies high-quality ABB modules and spare hardware to complete cabinet work and reduce downtime.

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          Moore Disclaimer: Moore Automated's sales automation equipment and related solutions are intended for industrial automation and business operational efficiency improvement purposes only. Product information, technical parameters, and application cases are for reference only and do not constitute an absolute guarantee of performance for any specific industry, scenario, or final application. Actual equipment performance may vary depending on factors such as the usage environment, system integration method, and maintenance conditions. Users should confirm compatibility and safety based on professional technical assessments. Moore Automated assumes no liability for any direct or indirect losses caused by improper use, modification, or failure to operate according to specifications, to the extent permitted by law.

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