ABB AFCB-01C Inverter Protection Board

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 1. Product Overview

The ABB AFCB-01C Inverter Protection Board is a key safety and monitoring module designed for ABB industrial inverter systems. It continuously monitors inverter voltage, current, thermal conditions and operational status, providing multiple protection functions such as overcurrent, overvoltage, overload, IGBT protection and short-circuit detection.
This module ensures stable and safe operation of the drive system and prevents damage to critical components.

Its industrial-grade design offers fast response, strong EMC resistance and easy installation, making it an essential part of ABB inverter architectures.

2. Technical Specifications

• Model: AFCB-01C

• Product Type: Inverter Protection Board

• Compatible Devices: ABB industrial inverters and motor drive systems

• Functions: Electrical protection and real-time fault detection

• Input Signals: Voltage, current, temperature and internal monitoring signals

• Protection Features:

  • Overcurrent protection

  • Overvoltage protection

  • Undervoltage protection

  • Overload protection

  • IGBT protection

  • Short-circuit and ground fault detection

• Operating Voltage: Logic supply (typically 5V/12V depending on inverter model)

• Communication/Interfacing: Internal board connectors

• Mounting Method: Plug-in, mounted inside the inverter

• PCB Material: Industrial-grade FR-4

• Operating Temperature: –20°C to +70°C

• Storage Temperature: –40°C to +85°C

• EMC Performance: Meets industrial drive EMC/EMI standards

3. Advantages & Features

• Multiple layers of electrical protection

• Fast detection and millisecond-level response

• Strong EMC immunity in harsh industrial environments

• Modular design for easy replacement and maintenance

• High-quality industrial components

• Wide compatibility with ABB inverter models

4. Application Areas

• Industrial inverter and motor drive systems

• Conveyor and material-handling drives

• Pumps and fans

• Metallurgy and mining equipment

• HVAC variable-frequency systems

• Automated production lines

• Factory electrical control systems

• Oil & gas and chemical control systems

5. Precautions

1. Disconnect main power before installation.

2. Use only original boards to ensure compatibility.

3. Avoid operating in extreme temperature or humidity.

4. Ensure connectors are firmly secured.

5. Do not use liquid cleaners on the PCB.

6. If repeated alarms occur, verify system load and inverter settings.

The structure and details of the product：

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