ABB REF611 Feeder protection

Description

The REF611 feeder protection relay is a versatile and reliable solution for overcurrent and earth-fault protection in electrical distribution networks. It can be configured for either directional or non-directional protection, making it suitable for various network types.

Product Benefits

• Pre-configured Functions：Designed for feeder protection applications, minimizing setup complexity.
• Pre-configured and Factory-tested:Delivered ready-to-use, significantly reducing engineering and commissioning time.
• Self-healing Communication:Supports High-availability Seamless Redundancy (HSR) and Parallel Redundancy Protocol (PRP) with an optional second Ethernet bus for increased reliability.
• Compact Design:Ideal for both new installations and retrofit projects.
• Withdrawable Plug-in Unit:Simplifies installation and testing, enhancing maintenance efficiency.

Product Features

• Protection:Offers directional or non-directional overcurrent and earth-fault protection for feeders.
• User-friendly HMI:Equipped with a powerful web-browser-based Human Machine Interface (HMI) that includes an input/output (I/O) matrix with visual selections.
• Standard Configurations:Application-specific standard configurations are provided to shorten relay setup and commissioning time.
• Communication Support:Supports IEC 61850 Editions 1 and 2, including binary GOOSE messaging, ensuring compatibility with modern communication standards.
• Pre-configured Solutions:Tailored solutions for utility distribution and industrial applications are available.