REF 630 Feeder Protection and Control

REF630 Feeder Protection and Control (ABB Relion® Series)

Overview:

The REF630 is an advanced feeder management relay that provides a comprehensive solution for protection, control, measurement, and supervision in utility and industrial power distribution systems. It is designed to operate efficiently in various network configurations, including radial, looped, and meshed distribution networks, with or without distributed generation. Additionally, the REF630 is well-suited for feeder bay control in complex power systems.

As part of the Relion® 630 protection and control product series, the REF630 delivers high functionality and flexibility, making it adaptable for diverse feeder protection applications.

Scope:

• Main protection for overhead lines and cable feeders in power distribution systems.

Product Benefits:

• Configurable Functionality: Tailored to meet specific application needs with freely configurable features.
• Scalable Hardware: Suitable for the most demanding applications, with flexibility in both functionality and hardware.
• Integrated Solution: Combines protection, control, monitoring, and supervision in a single relay for streamlined operations.
• User-Friendly HMI: A large integrated or detached HMI with customizable push buttons for ease of use.
• Lifecycle Services: Supported by extensive services throughout its lifecycle, ensuring long-term reliability.

Product Features:

1. Comprehensive Protection, Control, and Supervision:

   • Broad range of functionalities for feeder protection in power distribution systems.
   • Multifunctional capabilities help streamline control and supervision tasks.

2. Earth-Fault Protection:

   • Extensive portfolio, including multifrequency admittance-based protection for enhanced sensitivity and selectivity.
   • Helps detect and locate earth faults more accurately.

3. Advanced Fault Location:

   • Fast and reliable fault detection for short circuits and earth-faults, improving response time and system protection.

4. Scalable I/O:

   • Equipped with 8 RTD/mA inputs and 4 mA outputs to support advanced control and monitoring.

5. Communication Protocols:

   • Supports IEC 61850 Edition 1, enabling efficient substation communication via GOOSE messaging to reduce wiring and ensure supervised communication.
   • Additionally supports DNP3 (TCP/IP) and IEC 60870-5-103 protocols for greater integration flexibility.

Key Applications:

• Protection and control of feeder bays in radial, looped, or meshed power distribution networks.
• Suitable for both overhead line and cable feeder protection, making it versatile for various utility and industrial applications.

The REF630 combines high functionality, configurability, and ease of use, making it a powerful choice for advanced feeder protection in modern power systems. Its adaptability, fast fault response, and advanced communication capabilities ensure reliable protection and control for complex distribution networks.