About ABB REU615E G RELAY

ABB REU615E_G RELAY

REU615 is a voltage protection and control relay for voltage and frequency-based protection in utility and industrial power distribution systems, including networks with distributed power generation. REU615 is also ideal for voltage regulation.

Advanced Protection and Monitoring

The ABB REU615E G Relay delivers over/under voltage and frequency protection, including ROCOF, vector shift, and phase displacement functions. It is designed to provide reliable operation with rapid response times of less than 30 ms, minimizing the risk of damage to your power systems. This advanced relay ensures precise and responsive system monitoring for utilities and industries alike.


Versatile Communication Capabilities

With support for IEC 61850, Modbus, DNP3, and IEC 60870-5-103 protocols, the REU615E G ensures seamless integration into modern network architectures. SNTP/NTP time synchronization guarantees accurate event logging, while its multilingual backlit LCD display provides intuitive local operation. These features enhance usability and system compatibility.


Robust Design for Demanding Environments

This relay is built with safety and durability in mind, offering IP54-rated front and IP20 rear protection, touch-proof screw terminals, and a mechanical life exceeding 10 million operations. Its compact, lightweight design-including power supply flexibility-enables straightforward installation in a wide range of applications across harsh conditions.