ABB REF620 IEC Numeric Relays

ABB FEEDER PROTECTION AND CONTROL REF620 IEC NUMERICAL RELAY

REF620 IEC Feeder protection and control Relay : Compact protection and control for a wide variety of feeder applications

REF620 is a dedicated feeder management relay for protection, control, measurement and supervision in utility and industrial power distribution systems, including radial, looped and meshed networks, with or without distributed power generation.

Compact and versatile feeder protection relay solution with integration of protection, control, monitoring and supervision in one relay.

Scope
Protection for medium voltage substation incoming and outgoing feeders

Key benefits

• Extensive protection and control functionality, either with sensors or conventional instrument transformers
• Functional scalability and extensive possibilities to easily tailor configurations to application-specific requirements
• Withdrawable plug-in unit design for swift installation and testing
• Large graphical display for showing customizable SLDs, accessible either locally or through an easy-to-use web-browser-based HMI
• Extensive life-cycle services