ABB REF630 Feeder Protection Relay

Product Introduction

The ABB REF630 is a Feeder Protection Relay belonging to the Relion® series and part of the 630 product line. It is a multifunctional intelligent electronic device that integrates protection, control, measurement, and monitoring. Designed for medium-voltage distribution networks in industrial, commercial, and utility applications, the REF630 is primarily used to protect lines, cables, and distribution feeders, ensuring the safety, stability, and reliability of the power system.

Main Functions

Comprehensive Feeder Protection: Provides directional and non-directional overcurrent protection (instantaneous, definite time, inverse time), sensitive earth-fault protection, phase sequence protection, thermal overload protection, and auto-reclosing functions.

Control & Automation: Supports circuit breaker control, switchgear status monitoring, programmable logic control, and can cooperate with automatic transfer schemes to implement complex distribution automation solutions.

Accurate Measurement & Metering: Real-time measurement of all key electrical parameters such as current, voltage, power, power factor, frequency, and energy for monitoring and energy management.

Advanced Communication Capabilities: Natively supports multiple industry-standard communication protocols including IEC 61850 (with GOOSE), Modbus RTU/TCP, and IEC 60870-5-103/104 for easy integration into Substation Automation Systems.

Diagnostics & Recording: Features powerful self-diagnostics, sequence of events recording, fault recording, and disturbance recording to provide detailed data for fault analysis and system maintenance.

According to HONG KONG SAUL ELECTRICAL LIMITED supplier, this product is in stock and ready to ship.