Description
GE SR750-P5-G5-S5-LO-A1-R
Technical Specifications
- Manufacturer: General Electric (GE)
- Series: SR750
- Product Type: Multifunction Protection Relay
- Configuration: P5-G5-S5-LO-A1-R (Specific protection and communication options)
Functional Features
- Comprehensive Protection: Overcurrent, differential, thermal overload, and ground fault protection.
- Advanced Metering: High-accuracy measurement of electrical parameters.
- Communication: Integrated Ethernet and serial ports for SCADA/DCS integration.
- Oscillography: Fault waveform capture for post-event analysis.
Application Scenarios
- Motor Protection: Protecting critical industrial motors from electrical faults.
- Generator Protection: Safeguarding generators from internal and external faults.
- Feeder Protection: Distribution system protection in industrial plants.
Performance Parameters
- Accuracy: 0.2% metering accuracy class.
- Response Time: Ultra-fast trip times for critical fault clearance.
Material Composition
Ruggedized metal enclosure with high-quality current transformers and digital signal processors.
Structural Characteristics
- Form Factor: Rack or panel-mount relay with graphical LCD display.
- Interface: Local keypad for configuration and front-panel USB port.
Working Principle
Continuously samples voltage and current waveforms, processes them through advanced protection algorithms, and issues trip commands when fault conditions are detected while logging data for analysis.
Installation Requirements
- Mount in a NEMA-rated enclosure with proper ventilation.
- Connect CTs, VTs, and communication cables per wiring diagrams.
