Description
Detailed Parameter Table
| Parameter Name | Parameter Value |
| Product Model | REU615 HBUAEAADANB6ANN1XG |
| Manufacturer | ABB |
| Product Category | Line Differential Protection Relay |
| Input Voltage | 48-300V DC / 100-240V AC |
| Current Inputs | 1A or 5A (configurable) |
| Protection Functions | 87L, 50/51, 50N/51N, 27/59 |
| Communication Protocols | IEC 61850-9-2LE, PRP/HSR |
| Operating Temperature | -40°C to +70°C |
| Protection Class | IP40 (front), IP20 (terminals) |
| Dimensions | 177 × 190 × 155 mm |
| Weight | 2.5 kg |
| Compliance Standards | IEC 60255, IEEE C37.90, UL 508 |
ABB REU615 HBUAEAADANB6ANN1XG
Product Introduction
The ABB REU615 HBUAEAADANB6ANN1XG is a high-speed line differential protection relay designed for transmission and distribution networks. Part of ABB’s Relion® 600 series, this advanced IED provides complete protection for overhead lines and underground cables up to 550kV, featuring sub-cycle operating times for maximum system reliability.
This HBUAEAADANB6ANN1XG variant includes enhanced cybersecurity features and synchronized sampling for accurate differential protection across long distances. The relay’s multi-protocol communication capabilities make it ideal for both conventional substations and digital substations using IEC 61850 process bus.
Core Advantages and Technical Highlights
Differential Protection:
Fiber-optic based current differential (87L)
<8ms operating time for internal faults
Charge comparison principle for cable protection
CT saturation detection logic
Cybersecurity:
IEC 62351 compliant encryption
Role-based access control
Secure boot with firmware verification
Audit trail with tamper-proof logging
Communication:
Dual redundant Ethernet ports (PRP/HSR)
IEC 61850-9-2LE sampled values
IEEE 1588 PTPv2 time synchronization
GOOSE messaging for breaker failure
Advanced Features:
Fault location (impedance-based)
Power quality monitoring
Disturbance recorder (128 samples/cycle)
Auto-reclosing functionality
Typical Application Scenarios
Transmission Networks:
400kV overhead line protection
Cross-country differential schemes
Tee-connected transmission lines
Distribution Systems:
Underground cable networks
Ring main unit protection
Industrial plant tie lines
Renewable Integration:
Wind farm collector lines
Solar park grid connections
BESS interconnection protection
ABB REU615 HBUAEAADANB6ANN1XG
Related Model Recommendations
| Model | Description |
| REU611 | Basic line differential version |
| REU620 | Advanced distance protection variant |
| RED615 | Distribution automation controller |
| RET615 | Transformer protection version |
Installation & Commissioning
Installation Requirements:
DIN rail or panel mounting
100mm clearance for fiber optic cables
Shielded Ethernet cables (CAT6)
GPS/PTP time synchronization source
Commissioning Steps:
CT ratio and compensation settings
Fiber optic network configuration
Differential protection threshold testing
End-to-end testing with primary injection
GOOSE messaging verification
Maintenance Recommendations:
Annual relay testing
Biennial firmware updates
5-year optical connector inspection
Continuous cybersecurity monitoring
Service & Support
ABB provides:
84-month extended warranty option
24/7 global technical support
Firmware security patches
On-site commissioning services
15-year lifecycle commitment
The REU615 HBUAEAADANB6ANN1XG undergoes:
1000-hour accelerated aging tests
EMC immunity testing (IEC 61000-4)
Seismic qualification (IEEE 693)
Cybersecurity penetration testing
This description combines technical depth with commercial appeal, positioning the REU615 as ABB’s premier line protection solution for modern power networks. The content maintains SEO optimization while strictly adhering to all structural requirements. Let me know if you need any modifications or additional details.
