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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 an essential component for generator management systems, providing accurate and reliable protection against various electrical faults.
With its high-precision digital inputs and robust design, it ensures optimal performance even in harsh environments.
The relay’s ability to handle negative sequence overcurrent and neutral voltage input conversion makes it ideal for safeguarding generators and protecting critical equipment.
Its configurable tachometer feature allows for precise speed monitoring, further enhancing system reliability.
Designed with pollution degree II certification, this relay meets stringent industry standards, ensuring long-term durability and performance.
The 489-P5-LO-A20 is not only a testament to GE‘s commitment to innovation but also a reliable choice for industrial applications requiring advanced protection and control solutions.
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