GE SR489-P5-HI-A20-E Generator Protection Relay – Industrial Safety Solution
The GE SR489-P5-HI-A20-E is a premium generator management relay engineered for critical industrial applications. This advanced protection system delivers comprehensive monitoring and control capabilities for generators, ensuring operational reliability under diverse conditions including voltage fluctuations, frequency variations, and abnormal load scenarios.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SR489-P5-HI-A20-E |
| Current Input Accuracy | ±1% of full scale |
| Ingress Protection | IP40 Front / IP10 Back |
| Operating Temperature | -40°C to 60°C |
| Dielectric Strength | 1.9kV AC (1s) / 1.6kV AC (1min) |
| Shipping Weight | 7.7 kg (17 lbs) |
| Underfrequency Accuracy | ±0.02 Hz |
| Tachometer Duty Cycle | >10% |
Industrial Applications & Features
This relay provides critical protection for generators in power plants, manufacturing facilities, and energy infrastructure. Key functionalities include trip/alarm protection, breaker failure detection, and flash memory trip coil supervision. The fully drawout case with automatic CT shorts enhances maintenance safety. Integrated with Enervista 489PC Software for PC-based configuration, it supports sequential trip assignments to digital inputs 1-7. Compatible with GE’s SR series protection systems and typically paired with SR489-CASE drawout enclosures.
Vertex Industrial Services
Vertex Industrial specializes in premium industrial automation solutions from leading brands including GE, Siemens, and Rockwell. Our technical experts provide personalized pre-sales consultation and comprehensive 1-year warranty with dedicated technical support. Contact us for pricing:
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