ABB BCU-02 3AUA0000110429 Control Unit

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• Product Overview

  The ABB BCU-02 (3AUA0000110429) is a high-performance industrial control unit designed for power distribution systems, circuit breaker monitoring, and automation control applications. It integrates advanced logic processing to enable remote monitoring, fault alarms, device diagnostics, and automatic operation control. BCU-02 is reliable, fast-acting, and widely used in industrial automation and critical power distribution control systems.

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  Technical Specifications

  • Model: BCU-02

  • ABB Part Number: 3AUA0000110429

  • Type: Control Unit

  • Supply Voltage: 24–48 V DC

  • Input/Output Interfaces:

    • Digital Input (DI): 8–16 channels

    • Digital Output (DO): 4–8 channels

    • Analog Input (AI): 2–4 channels

    • Communication Interfaces: Modbus RTU, Profibus, or Ethernet (version dependent)

  • Response Time: ≤ 10 ms

  • Operating Temperature: -25°C to +70°C

  • Protection Class: IP20

  • Mounting: DIN rail

  • Certifications: IEC/EN 60947, CE

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  Features & Advantages

  • High reliability for industrial environments and long-term stable operation

  • Multi-functional control with digital/analog inputs and outputs

  • Fast response and processing for rapid fault detection and control actions

  • Remote monitoring via standard communication interfaces

  • Modular design for easy integration with distribution and automation systems

  • Intelligent protection features including overload, short-circuit, abnormal status alarms, and automatic shutdown

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  Application Areas

  • Industrial automation control systems

  • Control units for distribution panels and circuit breakers

  • Power system remote monitoring and protection

  • Automation of machinery and processing equipment

  • Industrial equipment control in water treatment, pumping stations, HVAC

  • Energy management and factory automation solutions

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  Precautions

   

  • Ensure supply voltage and I/O interfaces match the system before installation.

  • Verify ambient temperature and protection class meet specification requirements.

  • Perform wiring only in a de-energized state for safety.

  • Avoid high interference sources (high voltage, high-frequency noise).

  • Regularly inspect wiring and communication connections to maintain reliable operation.

  • Refer to the official ABB manual before configuring parameters to ensure safety and protection.

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The structure and details of the product：

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