ABB REF610 Feeder Protection Relay Most Favorable

Overview

The REF610 is a feeder protection relay from ABB’s Relion® 610 series. It is specifically designed for the protection, control, and monitoring of feeders in industrial and utility power distribution systems. With advanced protection functions and robust communication protocols, it provides reliable and efficient operation in demanding environments.

Technical Specifications

• Model Number: REF610

• Type: Feeder Protection Relay

Protection Functions

• Three-phase overcurrent protection: Low-set, high-set, and instantaneous stages.

• Non-directional earth fault protection.

• Phase discontinuity protection.

• Thermal overload protection for cables.

• Circuit-breaker failure protection.

• Arc protection with two lens sensors.

• Auto-reclose function.

Inputs/Outputs

• Configurable digital inputs and outputs for versatile applications.

Communication Protocols

• Supports IEC 61850, Modbus RTU/TCP, DNP3, and more.

Display

• Graphical front panel for easy monitoring and configuration.

Operating Temperature

• -25°C to +55°C (-13°F to +131°F).

Power Supply

• 24–250 VDC or 100–240 VAC.

Mounting

• Panel or rack mounting options.

Dimensions

• 38 cm x 23.5 cm x 11 cm.

Weight

• 4.76 kg.