GE UR6UH Universal Relay General Electric

GE UR6UH Universal Relay
Product Category:
🛡️ Multifunction Protection Relay for Industrial and Utility Power Systems

🔍 Core Functions
Protection
Control & Automation
Monitoring
✔️ Overcurrent (50/51)
✔️ Breaker Control (52)
✔️ Real-time RMS Values
✔️ Earth Fault (50N/51N)
✔️ Load Shedding
✔️ Energy Metering (kWh, kVARh)
✔️ Voltage (27/59)
✔️ IEC 61850 GOOSE Messaging
✔️ Fault Waveform Capture
✔️ Frequency (81O/U)
✔️ Synchrocheck (25)
✔️ Power Quality Analysis
⚙️ Key Parameters
Category
Specifications
Rated Voltage
120–690V AC (phase-to-phase), 50/60 Hz.
Current Inputs
1A or 5A CT secondary (software-configurable).
Communication
Dual Ethernet (100 Mbps), RS-485, USB, IEC 61850, DNP3.0, Modbus RTU/TCP.
Accuracy
±0.5% for voltage/current, ±0.1 Hz for frequency.
Operating Temp
-40°C to +85°C (IEEE 1613 compliant).
Certifications
UL 508, IEC 60255-1, CE, DNV-GL (Marine), and NERC CIP.
📊 Advanced Features
FlexLogic™
Customizable logic equations to tailor protection schemes (e.g., interlocking, alarm prioritization).
Dynamic Thermal Model
Predicts overheating of motors or transformers based on load history.
Cybersecurity
Secure role-based access, audit trails, and encrypted firmware updates.
🖥️ Human-Machine Interface (HMI)
5.7″ Color LCD Display
⇩
Tactile Keypad + Navigation Wheel
⇩
Real-time Event Logging (COMTRADE)
🔌 Typical Applications
1. **Industrial Motors** → Overload & phase imbalance protection.
2. **Utility Feeders** → Fault detection & isolation.
3. **Renewable Integration** → Grid synchronization & anti-islanding.
4. **Marine Power Systems** → DNV-GL compliant vessel power management.
🛠️ Configuration Tools
ENERVISTA UR Setup
Desktop software for relay settings, waveform analysis, and firmware upgrades.
GE Grid Solutions Suite
Integration with SCADA/EMS via DNP3.0 or IEC 61850 protocols.
🚀 Unique Advantages
Feature
Benefit
Hot-Standby Redundancy
Zero downtime during relay replacement or maintenance.
Arc-Flash Detection
Reduces arc-flash risks via fast trip signals (optional AFD module).
Modular Design
Expandable with optional I/O modules (e.g., UR6UH-002 for analog inputs).
📦 Ordering & Compliance
UR6UH Base Model: Includes standard protection functions and communication ports.
Suffix Codes: e.g., UR6UH-001 for specific firmware/hardware variants.
RoHS/REACH: Compliant with global environmental regulations.