ABB REB103 Bus Connection Module – Reliable Bus Interface for ABB Protection and Control Systems

The ABB REB103 Bus Connection Module is a high-performance communication and interface unit designed for ABB protection, control, and automation systems. It provides a secure, efficient, and stable connection between Intelligent Electronic Devices (IEDs), control modules, and communication networks. Developed by ABB, a global leader in power and automation solutions, the REB103 ensures superior system integration, data accuracy, and long-term reliability for critical industrial and utility applications.

Engineered for modern substation automation, the REB103 supports high-speed communication, redundant data transfer, and robust electrical isolation—enabling smooth interaction between devices in IEC-based automation architectures such as IEC 61850, PROFIBUS, or MODBUS environments.

Product Overview

The ABB REB103 Bus Connection Module serves as a dedicated communication and interface link in ABB’s Relion® or REF/REG/REM protection relay systems. It acts as the bridge between protection IEDs and the station bus or process bus, ensuring reliable data flow for control, monitoring, and protection functions.

With its compact modular design, the REB103 fits easily into switchgear panels or relay cubicles. The unit ensures error-free communication, time synchronization, and real-time data access, supporting mission-critical applications where accuracy and uptime are essential.

Built with ABB’s proven industrial reliability standards, the REB103 delivers consistent performance even under extreme electrical and environmental conditions — making it a preferred choice for substations, power plants, and process industries worldwide.

Key Features of ABB REB103 Bus Connection Module

1. High-Speed Bus Communication
   Ensures reliable and fast data transmission between ABB IEDs, control modules, and automation systems.

2. Seamless Integration with ABB Relion® Systems
   Designed for compatibility with ABB protection and control relays including REF, REM, and REG series.

3. Supports Multiple Communication Protocols
   Compatible with industry-standard bus systems such as IEC 61850, PROFIBUS, and MODBUS.

4. Robust Electrical Isolation
   Prevents noise interference and enhances signal reliability across communication lines.

5. Compact and Modular Design
   Space-efficient unit designed for easy installation and maintenance within control panels.

6. Advanced Diagnostic and Monitoring Features
   Provides real-time communication status and fault detection for improved system maintenance.

7. Industrial-Grade Durability
   Built to withstand extreme temperature variations, electrical surges, and harsh field conditions.

8. Long-Term Stability and Reliability
   Proven ABB quality ensures extended operational life and low maintenance requirements.

Applications

The ABB REB103 Bus Connection Module is designed for use in protection, control, and automation systems across a range of industrial and utility sectors. Key applications include:

• Substation Automation Systems – Serves as a communication link between protection IEDs and station controllers.

• Power Generation and Distribution – Facilitates data communication in switchgear, transformer, and feeder protection systems.

• Industrial Process Automation – Enables efficient communication between controllers and field devices.

• Oil & Gas and Petrochemical Plants – Ensures reliable control and monitoring in high-demand environments.

• Water and Wastewater Management Systems – Provides robust communication for motor and pump control networks.

• Renewable Energy Systems – Supports grid integration and communication in solar and wind energy systems.

The REB103’s versatility and reliability make it an integral component in ABB’s advanced protection and automation infrastructure.

Why Choose ABB REB103 from Evaflux Private Limited

Evaflux Private Limited is a trusted supplier of ABB automation, control, and protection components in India. We specialize in providing genuine ABB modules, communication interfaces, and protection devices to help industries enhance system efficiency and reliability.

When you purchase the ABB REB103 Bus Connection Module from Evaflux, you get:

• 100% original ABB-certified product

• Expert technical support for system integration and configuration

• Competitive pricing for single and bulk orders

• Fast, reliable delivery and after-sales service you can count on

Contact Information

Evaflux Private Limited
📞 Phone: +91 7303573946
📧 Email: support@evaflux.com

For product details, quotations, or technical inquiries, contact our team today for reliable ABB automation solutions.