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 the most installed relay in the 489 Generator Protection Series, renowned for its robust performance and reliability.
Designed with advanced metering and protection functionalities, this relay ensures optimal operation in critical industrial settings.
With integrated features like trip and alarm protection, breaker failure flash memory, and VT fuse failure simulation, it offers comprehensive monitoring and safeguarding capabilities.
The 489 Enervista 489PC software allows users to easily interact and program the relay directly from a PC, enhancing operational efficiency.
Furthermore, a SR489-CASE draw-out case is included in new factory package versions, ensuring safe and secure installation.
Built to withstand harsh environmental conditions, the SR489-P5-HI-A20-E is the ideal choice for demanding industrial environments requiring dependable generator management solutions.
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