Overview
The ABB RET615E-1G HBTDBABAABB1BNN11G is a transformer protection and control relay designed for comprehensive protection, monitoring, and control of power transformers. It delivers high reliability, fast fault detection, and advanced protection functions for modern power distribution systems.
General Information
Part Number: RET615E-1G / HBTDBABAABB1BNN11G
Manufacturer: ABB
Brand / Country of Origin: ABB / Switzerland – Sweden
Series: Relion 615 Series
Type: Transformer Protection and Control Relay
Application: Protection, control, and monitoring of power transformers in utility and industrial networks
Mounting: Panel-mounted installation
Technology: Numerical relay with advanced protection algorithms and digital communication
Power Specifications
Supply Voltage: Typically 24–250 V DC / 100–240 V AC (depending on configuration)
Power Consumption: ≤ 20 W
Input Protection: Overvoltage and electrical isolation protection
Backup Supply: Supports auxiliary power supply redundancy
Status Indication: Multi-LED indicators and display interface
Communication & Interface
Communication Protocols: IEC 61850, Modbus, IEC 60870-5-103
Interface Ports: Ethernet, serial communication ports, and optional fiber interfaces
Functionality: Protection, control, monitoring, and event recording
Diagnostics: Self-supervision, fault recording, disturbance recording
Operator Interface: Front panel HMI with display and keypad
Integration: Compatible with substation automation systems
Environmental
Operating Temperature: -25 to +55 °C
Storage Temperature: -40 to +85 °C
Humidity: Up to 95% non-condensing
Vibration Resistance: Designed according to IEC standards
Protection Rating: Suitable for indoor panel installation
Dimensions & Weight
Dimensions: 177 × 214 × 270 mm
Weight: 4.1 kg
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