Digital Inputs:489 Sensor Supply 24 VDC at 20 mA Max
Field Breaker Discrepancy Elements:Trip Ground Directional Timing Accuracy ±100 ms
Negative Sequence Overcurrent Time Delay:0.1 to 100.0 s in steps of 0.1
Neutral Voltage Input Conversion Range:0.005 to 1.00 × Full Scale
Overcurrent Alarm Timing Accuracy:±0.5% of total time
Phase Differential Pickup Level:1.01 to 1.50 × rated V in steps of 0.01
Communication Ports:Parity 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 sophisticated generator management relay meticulously designed for industrial automation applications. With its advanced digital inputs and robust communication capabilities, it ensures precise control and monitoring of generator systems, making it an indispensable component for efficient power generation and distribution.
This generator management relay is equipped with high-set phase overcurrent elements and low forward power time delay features, which help in detecting and mitigating faults quickly and accurately. Its phase differential pickup level is adjustable within a wide range, providing flexibility for different operational needs.
Designed to withstand harsh environments, the GE 489-P5-LO-A20 is built with durability in mind. It includes programmable fixed characteristics for phase overcurrent voltage restraint, ensuring reliable performance under varying conditions. Additionally, its tachometer feature can be configured to monitor multiple inputs, enhancing its versatility.
The relay’s neutral voltage input conversion range allows for accurate measurement and adjustment, while its overcurrent alarm timing accuracy ensures prompt response to any anomalies. The pulse output feature provides precise timing control, making it ideal for applications requiring strict synchronization.
With a weight of approximately 10 lbs., the GE 489-P5-LO-A20 is easy to install and integrate into existing systems. Whether you are managing large-scale power generation plants or smaller industrial facilities, this relay offers the precision and reliability needed to maintain optimal performance and safety.
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