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The GE 489-P5-LO-A20 is a high-performance generator management relay designed by GE Multilin for precise protection and monitoring of electrical systems. It offers advanced overcurrent protection, directional timing accuracy, and negative sequence overcurrent detection to ensure reliable operation and safety.
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Digital Inputs:4
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
High-Set Phase Overcurrent Elements:Trip
Low Forward Power Time Delay:0.2 to 120.0 s in steps of 0.1
Phase Overcurrent Voltage Restraint:Programmable Fixed Characteristic
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 generator management relay is a high-performance device designed to monitor and protect critical power generation systems.
It features advanced communication ports and robust environmental resistance capabilities, ensuring reliable operation even under challenging conditions.
With its precise overcurrent protection and directional timing, this relay provides exceptional accuracy in detecting and responding to faults, enhancing the safety and efficiency of power generation operations.
Additionally, the configurable tachometer function allows for flexible integration into existing systems, making it an ideal solution for modern industrial environments.
