Overview

The ABB REF615E-C Feeder Protection and Control is an advanced relay designed for medium-voltage utilities and industrial power distribution systems. As a member of ABB’s renowned Relion® product family, this compact device delivers comprehensive protection, control, measurement, and supervision functionalities for overhead lines and cable feeders. Its adaptability for various network configurations, including radial and looped systems, positions it as a reliable solution for contemporary electrical distribution environments.

Functional Highlights

The REF615E-C is equipped with both directional and non-directional protection features. It provides extensive overcurrent and earth-fault protection, ensuring enhanced safety and reliability for electrical infrastructures. This relay incorporates unique multi-frequency admittance-based earth-fault protection, significantly improving sensitivity and selectivity during fault detection.

Moreover, the REF615E-C leverages modern sensor technologies and conventional instrument transformers, allowing for flexible system integration. Its withdrawable plug-in unit design facilitates quick installation, maintenance, and testing processes, thus minimizing downtime.

Communication capabilities are another standout feature of this relay. It supports IEC 61850 Editions 1 and 2, with HSR and PRP redundancy protocols, GOOSE messaging, and IEC 61850-9-2 LE. This multitude of options ensures seamless communication while simplifying wiring and enhancing supervised communication.

The large graphical display provides customizable single-line diagrams, accessible both locally and through a web-browser-based HMI interface. This user-friendly interaction greatly enhances system monitoring and management capabilities.

The REF615E-C operates efficiently, consuming less than 10W of power and accommodating auxiliary voltages from 48-250V DC or 100-240V AC. Additionally, its compact design features advanced fault location capabilities for short circuits and earth faults, optional arc protection, and high-speed outputs—making it an ideal choice for modern power distribution systems.

Technical Data

• Model Number: REF615E-C
• Module Type: Feeder Protection and Control
• Manufacturer: ABB
• Condition: Brand New
• Weight: 1.08 kg
• Dimensions: 18.5 x 8.5 x 30.5 cm
• HS CODE: 8537101190
• Product Origin: Sweden
• Range of Product: ABB
• System Type: DCS
• Lead Time: In Stock
• Minimum Order Quantity (MOQ): 1

Typical Applications

The ABB REF615E-C Feeder Protection and Control is suitable for:

• Medium-voltage protection in utilities and industrial sectors.
• Protection schemes for overhead lines and cable feeders.
• Integration into advanced smart grid infrastructures and distributed energy systems.

FAQ

1. What is the weight of the REF615E-C Feeder Protection and Control?
   The REF615E-C weighs 1.08 kg.

2. What are the dimensions of the REF615E-C?
   Its dimensions are 18.5 x 8.5 x 30.5 cm.

3. What auxiliary voltages can the REF615E-C operate with?
   It can operate with auxiliary voltages from 48-250V DC or 100-240V AC.

4. Does the REF615E-C support modern communication protocols?
   Yes, it supports IEC 61850, Modbus, DNP3, and other protocols.

5. What kind of applications is the REF615E-C designed for?
   It is designed for medium-voltage power distribution and comprehensive feeder protection applications.