Relion® reliability, safety and dependability

The REF615 is a specialised feeder relay, perfectly matched for the protection, control, measurement and monitoring of utility substations and industrial power systems.

The REF615 is a member of the ABB Relion® family and part of its 615 protection and control product range.The 615 series of ANSIs is characterised by compactness and design flexibility.The 615 series has been designed from the ground up to unlock the full potential of the IEC 61850 standard for communication and interoperability of substation automation equipment.

Scope

Feeder protection for overhead lines, cable feeders and busbar systems in distribution substations

Key Benefits

Maximises capital by keeping assets working longer in designs that require less equipment and space

Reduce hazards and increase safety through safety-conscious design

Increase reliability by maintaining critical operations with consistent, high-quality power every minute of every day

Lower operating costs through effective energy management and maintenance strategies

More flexible system upgrades without rewiring or replacing components

Easy integration with non-proprietary IEC 61850 communications

Key Features

Pull-out design

Fault detection (CFD) for underground and overhead cables

High impedance (HIZ) fault detection

Arc Flash Detection (AFD)

Ring lug terminals for all inputs and outputs

Large, easy-to-read LCD