GE SR489-P5-HI-A20-E – Motor Management Relay for Enhanced Generator Protection

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 (isolated with analog inputs and outputs)

Sinusoidal Vibration Test Level:Class 1

Underfrequency Pickup Accuracy:±0.02 Hz

Tachometer Duty Cycle:> 10%

Trip Coil Supervision:Trickle Current 2 to 5 mA

Voltage Phase Reversal Configuration:ACB or ABC

Production Tests Dielectric Strength:1.9 kV AC for 1 second or 1.6 kV AC for one minute, per UL 508

Shipping Weight:7.7 kg or 17 lbs

Operating Temperature Range:-40 to 60°C

Thermal Model Curve:Phase Unbalance, Hot/Cold Curve Ratio, Stator

Digital Inputs:489 Sensor Supply 24 V DC at 20 mA max

Sequential Trip Configurable:Assignable to Digital Inputs 1 to 7

Analog Current Output Isolation:36 Vpk (isolated with RTDs and analog inputs)

    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.