GE SR489 – 489-P5-HI-A20 Generator Management Relay

Operating Voltage:90 to 300 VDC / 70 to 265 VAC @ 48-62 Hz

Environmental Protection:IP40 Front / IP10 Back

Altitude Limitation:Up to 2000 m

Overvoltage Category:II

Ingress Protection:IP40 Front / IP10 Back

Vibration Test:Class 1

Alarm Levels:1 Level Alarm

Trip Zones:2 Zones

Timing Accuracy:+/- 50 ms at 50/60 Hz

Humidity Range:Up to 95% (Non-Condensing)

Loss of Excitation:2 Zones Trip

Excitation Impedance:Elements Trip

Duty Cycle:> 10%

Trip Coil Supervision:Trickle Current 2 to 5 mA

Underfrequency Pickup:Accuracy ±0.02 Hz

    The GE SR489 P5-HI-A20 Generator Management Relay offers unparalleled precision and reliability in managing and protecting industrial generator systems. Its robust design ensures optimal performance under varying conditions.

    Featuring advanced technology for enhanced accuracy and efficiency, this relay is equipped to handle a wide range of applications, from power generation to distribution networks, ensuring continuous operation and system integrity.

    With its comprehensive set of specifications, including high input accuracy, sinusoidal vibration test compliance, and precise underfrequency curve shapes, the SR489 P5-HI-A20 is tailored for critical environments requiring precise control.

    The relay’s ability to operate within a broad voltage range, coupled with its robust ingress protection, makes it suitable for diverse industrial settings, from power plants to manufacturing facilities.

    Backed by GE’s commitment to quality and innovation, the SR489 P5-HI-A20 is not just a component; it’s a solution designed to meet the stringent demands of modern industrial operations, offering peace of mind through dependable performance and longevity.