GE UR8FH Universal Relay
Product Category:
⚡ Multifunction Feeder Protection Relay
Core Purpose:
Advanced protection, monitoring, and control for utility and industrial power distribution systems.
🔧 Key Features
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Function
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Description
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|---|---|
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Protection
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Overcurrent (50/51), Earth Fault (50N/51N), Voltage (27/59), Frequency (81), Arc Detection (AFD).
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Automation
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IEC 61850 GOOSE messaging, SCADA integration, and load shedding.
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Monitoring
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Real-time waveforms, energy metering (kWh, kVARh), and power quality analysis.
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Cybersecurity
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NERC CIP compliance, role-based access, and encrypted communications.
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📊 Technical Specifications
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Parameter
|
Details
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|---|---|
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Rated Voltage
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120–690V AC (phase-to-phase), 50/60 Hz.
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Current Inputs
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5A or 1A CT secondary (configurable).
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Communication
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Dual Ethernet (100 Mbps), RS-485, USB, and IEC 61850 Ed.2 protocols.
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Operating Temp
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-40°C to +85°C (conforms to IEEE 1613).
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Certifications
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UL 508, IEC 60255, CE, and DNV-GL for marine.
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📈 Applications
1️⃣ **Utility Substations**: Protection of distribution feeders and transformers.
2️⃣ **Renewable Energy**: Grid-tied solar/wind farm interconnection.
3️⃣ **Industrial Plants**: Motor and capacitor bank protection.
4️⃣ **Microgrids**: Islanding detection and seamless re-synchronization.
🛠️ Hardware & Software
- HMI Interface:
- 5.7” color LCD with tactile keypad for local configuration.
- Software Tools:
- ENERVISTA UR Setup: Configurate settings, fault analysis, and firmware updates.
- GE Grid Solutions Suite: Integration with DNP3.0 or Modbus SCADA systems.
🚀 Unique Advantages
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Innovation
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Benefit
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|---|---|
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FlexLogic™
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Customizable logic equations for adaptive protection schemes.
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Dynamic Thermal Model
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Real-time overload prediction for cables and transformers.
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Cybersecurity
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Hardware-based secure boot and audit trails for compliance.
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🔌 Wiring & Integration
[CT/VT Inputs] → [UR8FH Relay] → [Ethernet/IEC 61850] → [SCADA/DCS]
⇅
[Circuit Breaker Control]
📦 Ordering & Compliance
- UR8FH suffix denotes specific firmware and hardware options.
- Compliant with NEMA TS2 (corrosive environments) and IEEE C37.90 (EMI immunity).
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