Description

The REF615E-D ABB Feeder Protection and Control Relay is a highly advanced, multifunctional

relay designed to provide comprehensive protection, control, and monitoring for feeders in electrical distribution

networks. It combines protection for overcurrent, earth fault, phase unbalance, and other fault conditions

with integrated control capabilities such as auto-reclosure, load shedding, and remote communication. The

REF615E-D is equipped with powerful features like digital fault recording, event logging, and monitoring

of the system's operational status. This relay is ideally suited for medium-voltage networks, ensuring reliable

and quick detection of faults, minimizing downtime, and providing data for system optimization. It is

built with a user-friendly interface, offering easy configuration, diagnostics, and maintenance through

a local or remote connection. The REF615E-D is also designed for seamless integration with automation

systems, enhancing the overall efficiency and reliability of the power distribution infrastructure.

Frequently Asked Questions About REF615E-D

1.What functions does the REF615E-D ABB Feeder Protection and Control Relay provide?

The REF615E-D provides protection, control, and monitoring for feeders in electrical distribution systems. It

includes overcurrent protection, earth fault detection, phase unbalance monitoring, and fault detection.

Additionally, it supports features like auto-reclosure, load shedding, and remote communication.

2.How is the REF615E-D configured and monitored?

The REF615E-D can be configured and monitored through its user-friendly interface. It offers local and remote access via

communication protocols such as IEC 61850, Modbus, and DNP3. The configuration and diagnostic

tools are designed for ease of use, making it convenient to set up, monitor, and maintain the system.

3.What are the main protection features of the REF615E-D?

The main protection features of the REF615E-D include overcurrent protection, earth fault protection, phase unbalance

detection, and short-circuit protection. It also offers protection against transformer faults, load shedding,

and provides trip settings for both normal and abnormal operating conditions.

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