Communication Ports:None, Odd, Even
Harsh Environment Coating:Not Available on this Model
High-Set Phase Overcurrent Elements Trip:IRIG-B Amplitude Modulated 2.5 to 6.0 Vpk-pk at 3:1 signal ratio
Low Forward Power Time Delay:0.2 to 120.0 s in steps of 0.1
Phase Overcurrent Voltage Restraint:Programmable Fixed Characteristic
Pollution Degree:II
Pulse Output:Pulse Width 200 to 1000 ms in steps of 1
Tachometer:Configurable Assignable to Digital Inputs 4 to 7
Weight:Approximately 10 lbs.
The GE 489-P5-LO-A20 is a cutting-edge generator management relay specifically designed for industrial power generation systems. With its robust design and advanced features, it ensures precise monitoring and control of critical parameters, enhancing overall system efficiency and reliability.
This generator management relay is equipped with 489 Sensor Supply, providing a reliable 24 VDC sensor supply at up to 20 mA. Its field breaker discrepancy elements offer a robust trip mechanism, ensuring safe and efficient operation under varying conditions.
The ground directional timing accuracy of ±100 ms allows for precise timing control, crucial for maintaining optimal performance. Additionally, the negative sequence overcurrent time delay ranges from 0.1 to 100.0 seconds, offering flexible and responsive protection against overloads.
The neutral voltage input conversion range of 0.005 to 1.00 times the full scale provides accurate monitoring of neutral voltages, contributing to the overall stability and reliability of the system. The overcurrent alarm timing accuracy of ±0.5% of the total time ensures reliable detection and response to overcurrent events.
Designed with advanced phase differential pickup levels ranging from 1.01 to 1.50 times the rated voltage, this relay offers precise control and monitoring capabilities. The programmable fixed characteristic for phase overcurrent voltage restraint further enhances the system’s adaptability and reliability.
The tachometer is configurable and can be assigned to digital inputs 4 to 7, allowing for versatile integration into existing systems. With a weight of approximately 10 lbs., this generator management relay is easy to install and maintain, making it an ideal solution for industrial power generation applications.
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