ABB REU615C_D Voltage Protection

Product Overview

The ABB REU615C_D is a high-performance, compact protection and control relay within the Relion® 615 family, specifically engineered for medium-voltage networks. This Intelligent Electronic Device (IED) integrates advanced monitoring, protection, and control functions into a single panel-mounted unit.

Technical Specifications

• Model: REU615C_D

• Series: Relion 615

• Protection Functions: Overvoltage, undervoltage, frequency protection, voltage regulation, arc protection, generator and motor protection

• Measurement Suite: Real-time voltage, frequency, active and reactive power, and energy monitoring

• Control Flexibility: Local or remote switchgear control, programmable interlocking logic

• Recording Capabilities: Integrated disturbance recorder, fault logs, and event history

• Communication: Native support for IEC 61850 protocol for substation automation

• Mounting: Compact, panel-mounted design

• Operating Environment: Industrial and utility switchgear (-20°C to +60°C)

• Country of Origin: Sweden

Key Features & Engineering Advantages

• Comprehensive Voltage Management: Beyond standard protection, the REU615C_D includes advanced voltage regulation and frequency monitoring, making it ideal for busbar systems and distributed generation.

• Enhanced Fault Diagnostics: The high-resolution disturbance recorder and fault logs allow engineers to perform rapid post-event analysis, minimizing system downtime.

• Operational Control: Supports flexible switchgear control options, including local HMI operation or remote control via SCADA, backed by robust programmable interlocking to prevent human error.

• Substation Integration: Seamless integration with ABB substation automation systems via IEC 61850 ensures future-proof connectivity and high-speed horizontal communication (GOOSE).

• Robust Swedish Engineering: Manufactured in Sweden, the unit follows stringent quality standards, ensuring long-term reliability in demanding industrial environments.