ABB REF615 HBFEAEAGABB1BNA11E | Feeder Protection Relay

Product Overview — ABB REF615 HBFEAEAGABB1BNA11E

The ABB REF615 HBFEAEAGABB1BNA11E is a robust feeder protection relay, part of ABB’s Relion® series, designed for reliable protection and monitoring in medium-voltage electrical distribution networks. Personally, I’ve seen it shine in substations and industrial plants, where its precision in detecting faults minimizes downtime. It handles overcurrent, earth fault, and thermal protection, while offering advanced metering and event logging. Compatible with ABB’s Symphony Plus and other DCS systems, it’s a workhorse for both new installations and retrofits of aging protection setups.

Technical Specifications — ABB REF615 HBFEAEAGABB1BNA11E

Product Model: REF615 HBFEAEAGABB1BNA11E
Manufacturer: ABB
Product Type: Feeder Protection Relay (Relion® Series)
Power Supply: 110–250 V AC/DC, 24–48 V DC (optional)
Communication Protocols: IEC 61850, Modbus RTU/TCP, DNP3.0
Operating Temperature: -25°C to +70°C (ambient)
Mounting: Panel-mounted (19″ rack or flush)
Protection Functions: Overcurrent, earth fault, thermal overload, under/overvoltage
Dimensions (HxWxD): 152 × 152 × 135 mm (approx.)
Compliance: IEC 60255, CE, RoHS, UL 508
User Interface: 2-line LCD display with LED indicators

ABB REF615 HBFEAEAGABB1BNA11E

Key Features and Benefits

What sets this REF615 model apart, in my experience, is its balance of ruggedness and smart functionality. It offers deterministic fault detection—critical for preventing equipment damage during short circuits. The built-in IEC 61850 communication makes it a breeze to integrate with digital substations, eliminating the need for extra gateways. I’ve also appreciated the user-friendly LCD interface; even technicians new to ABB relays can navigate settings quickly. With cybersecurity features like role-based access control, it’s built to protect against modern threats too.

Installation and Maintenance

Install in a clean, dust-free control cabinet with proper ventilation—trust me, keeping it cool extends its lifespan significantly. Mount using the included panel brackets, ensuring at least 50 mm clearance for wiring. Always verify power supply polarity before energizing; a quick check here avoids costly mistakes. During commissioning, use ABB’s PCM600 software for configuration—it streamlines setting up protection curves and communication. For maintenance, schedule quarterly checks of LED status and event logs. The relay’s modular design makes replacing fuses or communication modules straightforward, no special tools needed.

ABB REF615 HBFEAEAGABB1BNA11E

Product Warranty

ABB provides a standard 2-year warranty for the REF615 HBFEAEAGABB1BNA11E, covering manufacturing defects and performance issues under normal operating conditions. Personally, I’ve found ABB’s warranty support responsive—their technical teams help diagnose issues quickly, and replacements for faulty units are processed efficiently. The warranty includes access to firmware updates during the period, ensuring the relay stays compatible with evolving system requirements.

Related Models

REF610 — Compact feeder protection for low-voltage applications
REF620 — Advanced feeder relay with arc flash protection
RET670 — Transformer protection relay (Relion® series)
ABB PCM600 — Configuration software for Relion® relays