Description
The ABB REF615E is a dedicated feeder protection and control relay designed for the protection, control, measurement, and supervision of utility and industrial power distribution systems. The specific model HBFHAEAGNEA1BNN11E is part of the Relion® 615 series, providing advanced protection functionalities including overcurrent, earth-fault, and voltage-based protection. It is a compact, plug-and-play solution engineered to provide reliable performance in medium-voltage distribution networks.
Technical Specifications
| Feature | Details |
| Brand | ABB |
| Model | REF615E_E (HBFHAEAGNEA1BNN11E) |
| Origin | Finland |
| Power | Wide-range auxiliary power supply |
| Input/Output | Configurable binary inputs and outputs for control |
| Function | Feeder protection, control, and measurement |
| Color | Light Gray / Industrial Standard |
| Hot Swappable | Yes (Plug-in design) |
Key Product Features
- 🛡️ Comprehensive Protection: Offers a wide array of protection functions such as non-directional/directional overcurrent and earth-fault, thermal overload, and circuit-breaker failure protection.
- ⚡ Advanced Communication: Supports industry-standard protocols including IEC 61850 for seamless integration into modern smart grid and ABB automation architectures.
- 🧩 Modular Design: Features a modular, plug-in design that allows for easy installation, testing, and maintenance, ensuring minimal system downtime.
- 🖥️ Integrated HMI: Includes a user-friendly local interface for quick access to system status, measurements, and relay settings.
- 📊 Fault Recording: Built-in digital fault recorder for post-fault analysis, ensuring quick troubleshooting and reduced recovery time.

Recommended Series Models (Related Relion 615 Products)
For comprehensive power distribution management, the following models are frequently paired with the REF615E:
- REM615: Motor Protection and Control Relay
- REU615: Voltage Protection and Control Relay
- RET615: Transformer Protection and Control Relay
- RED615: Line Differential Protection and Control Relay
- REV615: Voltage-Based Protection and Control Relay
- REF615R: Feeder Protection (R-Series)
- REC615: Remote Control and Automation Unit
- RER615: Recloser Protection and Control Relay
- REX610: All-in-One Protection Relay
- RTU560: Remote Terminal Unit for Substation Automation

