ABB RER620 Advanced Recloser Protection and Control Relay

The ABB RER620 is a dedicated recloser protection relay from the Relion® 620 series, specifically designed for utility distribution feeders and industrial power systems. It integrates protection, control, measurement, and supervision functions for overhead lines and cable feeders in medium-voltage substations.

Key Specifications

• Model Number: RER620

• Product Series: Relion® 620 series

• Application: Feeder protection and control in distribution networks

• Supported Protocols:

• IEC 61850

• Modbus

• DNP3.0

• SPA

• Profibus-DPV1

• LON

• Voltage Range: Suitable for medium-voltage systems

• Mounting Options:

• Flush-mounted

• Rack-mounted with drawout unit

• Display Interface: Local HMI with graphical LCD and LED indicators

• Digital Inputs/Outputs: Multiple configurable I/O channels

• Measurement Functions:

• Voltage

• Current

• Frequency

• Power

• Energy

• Event Recording:

• Fault recorder

• Event recorder

• Disturbance recorder

• Self-Diagnostics: Continuous internal monitoring and trip-circuit supervision

• Environmental Rating: Designed for harsh industrial conditions

• Power Supply:

• Universal Power Driver (UPD)

• Optional UPS support

• Configuration Tools: PCM600 software for parameterization and logic design

Features

• Comprehensive Protection:

• Overcurrent protection

• Earth fault protection

• Breaker failure protection

• Fuse failure protection

• Advanced Recloser Logic:

• Supports automatic feeder restoration for temporary faults.

• Integrated Control:

• Operates circuit breakers and reclosers via local HMI or remote systems.

• Flexible Communication:

• Fully interoperable with various SCADA and automation platforms.

• Condition Monitoring:

• Tracks breaker wear, trip coil health, and overall system status.

• Modular Design:

• Withdrawable unit for easy maintenance and upgrades.

• Cybersecurity Ready:

• Supports access control and secure communication protocols.

• IEC 61850 Support:

• Enables GOOSE messaging and substation automation.

• User-Friendly Interface:

• Intuitive local display and configuration tools.

• Global Compliance:

• Meets international standards for protection relays.