Home/GE/GE G650BFBF2G0HI – Medium-Voltage Motor Protection Relay (GE Multilin)
GE G650BFBF2G0HI – Medium-Voltage Motor Protection Relay (GE Multilin)
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Product Introduction
The G650BFBF2G0HI is a high-performance medium-voltage motor protection relay manufactured by General Electric (GE Multilin). Designed specifically for protecting medium-voltage motors (1–35 kV) in industrial and utility applications, it provides comprehensive protection, monitoring, and control functions to ensure reliable and safe motor operation. With advanced algorithms, high accuracy, and flexible configuration, it safeguards motors from electrical, mechanical, and thermal faults, minimizing downtime and maintenance costs.
Technical Specifications
- Manufacturer: General Electric (GE Multilin)
- Model: G650BFBF2G0HI
- Series: G650 Motor Protection Relay
- Voltage Rating: 1–35 kV (medium-voltage motors)
- Protection Functions: Overcurrent, overload, thermal overload, earth fault, locked rotor, short circuit, phase unbalance, undervoltage, overvoltage
- Measurement Accuracy: ±0.2% (current/voltage), ±0.5% (power/energy)
- Communication Ports: 2 × Ethernet (10/100 Mbps), 1 × RS-485 (Modbus RTU)
- Supported Protocols: IEC 61850, Modbus TCP/IP, DNP3
- Power Supply: 85–264 VAC / 125–375 VDC (universal)
- Power Consumption: Max 10 W
- Dimensions (L×W×H): 200 mm × 150 mm × 100 mm
- Weight: 2.5 kg
- Operating Temperature: -25°C to +70°C
- Storage Temperature: -40°C to +85°C
- Certifications: CE, UL, CSA, IEC 60255, IEEE C37.201
Key Features
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Comprehensive Motor Protection
- Full suite of protection functions for medium-voltage motors, including overcurrent, overload, thermal overload, locked rotor, short circuit, and phase unbalance protection.
- Advanced thermal modeling accurately monitors motor winding temperature and prevents overheating.
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High-Accuracy Monitoring & Diagnostics
- Precise measurement of motor current, voltage, power, energy, and power factor with high accuracy.
- Real-time monitoring of motor operating parameters and fault recording for post-event analysis and maintenance.
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Advanced Communication & Integration
- Dual Ethernet ports support IEC 61850, Modbus TCP/IP, and DNP3 protocols for seamless integration with SCADA, DCS, and plant automation systems.
- RS-485 port for legacy Modbus RTU communication with existing devices.
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Flexible Configuration & User Interface
- Intuitive front-panel LCD display and push buttons for easy configuration, monitoring, and troubleshooting.
- GE EnerVista PC software enables offline programming, remote monitoring, and firmware updates.
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- Industrial-grade components and heavy-duty housing withstand harsh environmental conditions (temperature, humidity, vibration).
- Wide operating temperature range (-25°C to +70°C) ensures reliable operation in extreme industrial climates.
Application Scenarios
- Industrial Manufacturing
- Medium-voltage motors in pumps, fans, compressors, conveyors, and other industrial machinery.
- Automotive, steel, chemical, petrochemical, and pulp and paper plants.
- Power Generation
- Auxiliary motors in thermal, hydro, and nuclear power plants.
- Motor-driven equipment in combined-cycle power plants.
- Water & Wastewater Treatment
- Medium-voltage motors for pumps, blowers, and mixers in water treatment plants.
- Mining & Metals
- Conveyor motors, crusher motors, and fan motors in mining and metal processing facilities.
- Oil & Gas
- Compressor motors, pump motors, and agitator motors in refineries and oil/gas production facilities.
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