Analog Current Input Accuracy:±1% of full scale
Fuse Model:215-02.5
Ingress Protection:IP40 Front, IP10 Back
Maximum Altitude:2000 m
Overvoltage Category:II
RTD Inputs Isolation:36 Vpk
Sinusoidal Vibration Test Level:Class 1
Voltage Phase Reversal:Configuration ACB or ABC
Phase Rotation:About
Tachometer Duty Cycle:> 10%
Trip Coil Supervision:Trickle Current 2 to 5 mA
Underfrequency Pickup Accuracy:±0.02 Hz
Digital Inputs:4
Case Drawout:Fully drawout (automatic CT shorts)
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
Phase Distance Characteristics:Offset mho
Sequential Trip Configurable:Assignable to Digital Inputs 1 to 7
Shipping Weight:7.7 kg or 17 lbs.
The GE SR489-P5-HI-A20-E is a robust and reliable generator management relay designed for industrial control applications. With its advanced features, this relay ensures optimal performance and safety in power generation environments. The unit is equipped with precise current input accuracy, robust fuse protection, and high ingress protection ratings, making it suitable for demanding industrial settings. It supports a wide range of overvoltage categories and offers excellent vibration resistance, ensuring consistent operation even under harsh conditions. The relay’s digital inputs and configurable sequential trip features provide flexible configuration options for custom applications. Additionally, the inclusion of trip coil supervision and tachometer duty cycle functionality enhances its reliability and efficiency. The SR489-P5-HI-A20-E is fully compatible with Enervista 489PC Software, allowing users to interact and program the relay from a PC, streamlining maintenance and troubleshooting processes.
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