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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 versatile and robust generator management relay that integrates advanced features to ensure optimal performance in demanding industrial settings. Designed by GE Multilin for the 489 series, this relay is built to withstand harsh environmental conditions and deliver consistent, reliable operation. With its precise timing accuracy and comprehensive overcurrent detection capabilities, the 489-P5-LO-A20 is ideal for managing generator protection and monitoring tasks. Its digital inputs are powered by a 24 VDC sensor supply, providing flexibility for various field applications. The relay’s high-set phase overcurrent elements and programmable voltage restraint ensure efficient and responsive protection mechanisms. Additionally, the 489-P5-LO-A20 features a configurable tachometer function, which can be assigned to digital inputs 4 through 7, enhancing its versatility in different operational scenarios. This product is designed to be fully integrated into industrial automation systems, offering users a seamless experience in protecting and monitoring their generators. Whether you are an engineer looking for a reliable solution or a manager seeking to optimize your industrial operations, the GE 489-P5-LO-A20 is a top choice for generator management.
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