The GE SR750-P5-G5-S5-HI-A20-R is an advanced feeder protection relay designed for industrial and utility power distribution systems. As part of GE’s Multilin 750 series, this intelligent protection device provides comprehensive overcurrent, directional, and ground fault protection for medium voltage feeders.
With its modular design and flexible configuration options, the SR750-P5-G5-S5-HI-A20-R offers reliable protection for critical power distribution assets. The relay combines advanced protection algorithms with robust communication capabilities, making it suitable for both simple and complex feeder protection applications.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Model | SR750-P5-G5-S5-HI-A20-R |
| Manufacturer | GE |
| Type | Feeder Protection Relay |
| Rated Voltage | 120-240V AC/DC |
| Frequency Range | 45-65Hz |
| Protection Functions | Overcurrent, Directional, Ground Fault |
| Communication Protocols | Modbus, DNP3, IEC 61850 |
| Operating Temperature | -40°C to +70°C |
| Humidity Range | 5% to 95% non-condensing |
| Dimensions | 177mm × 132mm × 55mm |
| Weight | 1.5kg |
| Certifications | UL, CE, IEC |
Main Features and Advantages:
The GE SR750-P5-G5-S5-HI-A20-R delivers superior protection performance with its advanced algorithms and high-speed processing capabilities. Its modular architecture allows easy customization for specific application requirements.
Advanced monitoring: The relay features comprehensive metering, event recording, and disturbance recording capabilities, enabling detailed fault analysis and system performance monitoring. The SR750-P5-G5-S5-HI-A20-R maintains reliable operation even in harsh electrical environments.
Application Areas:
- Industrial Plants: Medium voltage feeder protection
- Utility Networks: Distribution feeder protection
- Renewable Energy: Solar and wind farm collector circuits
- Oil & Gas: Critical process power system protection
- Mining: High reliability power distribution
Related Products:
- SR750-P5-G5-S5-HI-A20: Basic version without advanced communications
- SR750-P5-G5-S5-HI-A21: Enhanced version with arc flash protection
- SR750-P5-G5-S5-HI-A22: Dual-powered version for critical applications
- SR750-P5-G5-S5-HI-A23: Higher current rating variant
- SR750-P5-G5-S5-HI-A24: Communication-enhanced version
Installation and Maintenance:
Installation preparation: Verify proper power supply specifications and wiring requirements before installing the GE SR750-P5-G5-S5-HI-A20-R. Ensure adequate clearance for ventilation and maintenance access.
Maintenance recommendations: Perform annual functional tests and firmware updates. The SR750-P5-G5-S5-HI-A20-R requires minimal maintenance but benefits from periodic cleaning and inspection of connections.
Product Assurance:
GE provides 36-month warranty coverage for the SR750-P5-G5-S5-HI-A20-R, including technical support and firmware updates. Each unit undergoes rigorous factory testing to ensure reliable performance in critical protection applications.
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