GE Multilin 489-P5-LO-A20-E Generator Management Relay for Industrial Control Systems

Communication Ports:None, Odd, Even

Harsh Environment Coating:Not Available on this Model

High-Set Phase Overcurrent Elements Trip:IRIG-B Amplitude Modulated 2.5 to 6.0 Vpk-pk at 3:1 signal ratio

Low Forward Power Time Delay:0.2 to 120.0 s in steps of 0.1

Phase Overcurrent Voltage Restraint:Programmable Fixed Characteristic

Pollution Degree:II

Pulse Output:Pulse Width 200 to 1000 ms in steps of 1

Tachometer:Configurable Assignable to Digital Inputs 4 to 7

Weight:Approximately 10 lbs.

    The GE SR489-P5-LO-A20-E is meticulously designed for generator protection and management in harsh industrial environments. Equipped with a 40-character display, it allows users to monitor value messages, diagnostics, and setpoints efficiently. This relay is compatible with induction and synchronous generators, operating at frequencies of 25, 50, or 60 Hz. Its robust design includes fully drawout features and automatic CT shorts for added safety. The pulse output feature provides precise timing control, while the tachometer is configurable and assignable to digital inputs for enhanced functionality. With a weight of approximately 10 lbs., this unit is compact yet durable, ensuring ease of installation and maintenance.