Phase Current:5 A
Voltage Range (Line Voltage):90-300VDC, 70-265VAC
Enclosure Rating:20-X
Frequency Range:48-62Hz
Overvoltage Category:II
Insulation Voltage:300V
Pollution Degree:2
Analog Current Inputs Accuracy:±1% of full scale
RTD Inputs Isolation:36 Vpk (isolated with analog inputs and outputs)
Maximum Altitude:2000 m
Tachometer Duty Cycle:> 10%
Trip Coil Supervision:Trickle Current 2 to 5 mA
Underfrequency Pickup Accuracy:±0.02 Hz
Shipping Weight:7.7 kg or 17 lbs
Digital Inputs:489 Sensor Supply 24 V DC at 20 mA max
Impedance Time Delay:0.1 to 100.0 s in steps of 0.1
Negative Sequence Overcurrent Pickup Level:3 to 100% FLA in steps of 1
Sequential Trip Configurable:Assignable to Digital Inputs 1 to 7
Case Drawout:Fully drawout (automatic CT shorts)
The GE SR489-P5-HI-A20-E is a generator management relay that is part of the highly reliable 489 series by GE Multilin. Designed for industrial environments, this relay offers comprehensive protection and monitoring capabilities. With its built-in features like trip and alarm protection, breaker failure detection, and VT fuse failure simulation, it ensures optimal performance and safety. The relay supports enhanced front panel controls and is compatible with the Enervista 489PC software for easy programming and interaction via a PC.
This model is fully drawout with automatic CT shorts, ensuring safe handling during maintenance. It features digital inputs and sensor supplies for flexible integration with existing systems. With its robust construction and versatile functionality, the GE SR489-P5-HI-A20-E is an essential component for any generator management system, providing reliable and efficient operation.
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