ABB REF542PLUS 1VCF750090R0802 Feeder Terminal

The ABB REF542PLUS 1VCF750090R0802 Feeder Terminal is a comprehensive protection and control device designed for medium voltage distribution systems. It combines feeder protection, measurement, control, and supervision in one compact unit, making it ideal for both utility and industrial power networks. As part of ABB’s REF54x series, the REF542PLUS integrates seamlessly into modern substation automation systems and supports multiple communication protocols, ensuring flexible system integration. Its modular design, extensive protection features, and user-friendly interface make it suitable for a wide range of feeder applications.

Product Specifications

Product Applications

• Feeder Protection: Provides comprehensive protection for medium voltage distribution feeders.

• Industrial Power Systems: Protects and controls feeders in industrial plants and critical infrastructure.

• Utility Distribution Networks: Enhances the safety and reliability of public power distribution systems.

• Substation Automation: Fully compatible with IEC 61850 digital substations for modern power management.

• Backup Protection: Serves as a secondary protection device for transformers and motors in complex networks.

• Monitoring and Control: Integrates measurement and supervisory control functions for optimized operation.

Product Advantages

• All-in-One Solution: Combines protection, measurement, control, and supervision in a single device.

• Advanced Communication: Supports multiple industry-standard protocols for flexible system integration.

• High Reliability: Robust hardware design ensures dependable operation in harsh environments.

• Comprehensive Protection Functions: Covers overcurrent, earth fault, voltage, frequency, and breaker failure protection.

• User-Friendly Interface: Intuitive HMI for easy configuration and real-time monitoring.

• Seamless Digital Integration: Full IEC 61850 support for use in modern digital substations.

• Modular Design: Adaptable to a wide range of feeder protection schemes and system requirements.

FAQ

1. What primary protection functions are available in the REF542PLUS?

   The REF542PLUS provides overcurrent, earth fault, voltage, frequency, and breaker failure protection, ensuring comprehensive feeder coverage.

2. Can this feeder terminal be integrated into IEC 61850-based systems?

   Yes, the REF542PLUS fully supports IEC 61850 communication, making it ideal for integration into digital substations.

3. Does the REF542PLUS support both 1 A and 5 A CT inputs?

   Yes, the device is designed to work with standard 1 A and 5 A current transformer inputs for flexible installation.

4. Is the device capable of providing backup protection for transformers or motors?

   Absolutely. The REF542PLUS can serve as a backup protection device for transformers, motors, and other critical assets.

5. What kind of event recording features are available?

   It offers advanced event recording, fault logs, and disturbance analysis to support post-event diagnostics and system studies.

6. Does the REF542PLUS have a built-in HMI?

   Yes, it comes with an integrated human-machine interface that allows for easy configuration, monitoring, and operation.

7. What communication protocols are supported besides IEC 61850?

   The REF542PLUS supports Modbus, DNP3, and IEC 60870-5-103, allowing for broad compatibility with SCADA systems.

8. Is the REF542PLUS suitable for industrial as well as utility applications?

   Yes, its versatile design makes it ideal for both industrial power distribution and utility feeder protection.

9. Can the REF542PLUS be used in harsh environmental conditions?

   With an operating temperature range of -25°C to +70°C and rugged construction, it is well-suited for challenging environments.

10. How does the REF542PLUS handle breaker failure protection?

    The device includes dedicated breaker failure logic to ensure reliable isolation of faulty breakers and maintain system stability.