The ABB CCU-23T-H (part number 3AXD50000211623) is a high-performance control unit module designed for the ACS880 series of industrial drives. This module serves as the “brain” of the frequency converter, managing complex motor control algorithms, processing input/output signals, and handling industrial communication protocols. The CCU-23T-H variant is specifically engineered for high-demand applications, providing the processing power necessary for precise torque and speed control in heavy-duty industrial environments.
Product Specifications
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Product ID: 3AXD50000211623
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Type Designation: CCU-23T-H
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Dimensions: 160 mm x 130 mm x 45 mm
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Weight: 0.65 kg
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Country of Origin: Estonia / Finland
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Processor Architecture: Advanced DSP-based control platform
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Supply Voltage: 24V DC (Internal or External)
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Digital Inputs/Outputs: Integrated configurable I/O terminals
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Expansion Slots: 3 slots for fieldbus adapters, I/O extensions, or encoder interfaces
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Software Compatibility: Compatible with ACS880 Primary Control Program
Application Fields
This control unit is a core component in the ABB ACS880 drive family, making it suitable for a wide range of mission-critical industries. It is heavily used in the pulp and paper industry, metal processing, mining, and oil and gas sectors. Common applications include the control of large cranes, winches, extruders, conveyors, and centrifugal pumps where high-performance motor control (Direct Torque Control – DTC) and functional safety are required.

Product Instructions
The CCU-23T-H is typically mounted directly onto the ACS880 power module or inside a separate control unit housing. During installation, ensure the module is fully seated and the fastening screws are tightened to provide proper grounding and mechanical stability. Fiber optic links or electrical cables connecting the control unit to the power modules should be handled with care to avoid damage. Programming and commissioning are conducted using the Drive Composer software tool via the USB port on the control panel or through a fieldbus connection. To maintain system integrity, firmware updates should only be performed by qualified technicians using official ABB service tools.
FAQ: Common Questions and Answers
Q: Can I replace a standard control unit with the CCU-23T-H? A: Replacement depends on the specific drive frame size and software version. While the CCU-23T-H is part of the ACS880 ecosystem, you must verify that the control cables and application software are compatible with this specific hardware revision.
Q: Does this control unit support Functional Safety? A: Yes, it supports integrated safety functions such as Safe Torque Off (STO) as standard. Additional safety functions can be implemented using an optional FSO-xx safety functions module connected to the CCU expansion slots.
Q: What is the purpose of the three expansion slots? A: These slots allow you to customize the drive’s capabilities by adding fieldbus modules (like PROFINET or EtherCAT), additional analog/digital I/O, or feedback modules for various types of encoders and resolvers.
Find technical datasheets and procurement details for the ABB CCU-23T-H to ensure the peak performance of your industrial drives.
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