GE SR489-P5-LO-A20-E Motor management relay

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GE SR489-P5-LO-A20-E

The GE SR489-P5-LO-A20-E is a generator management relay in the GE Multilin family. It is mainly used to monitor and control the operating status of the generator to ensure the safe and stable operation of the generator.

Product name
General Electric SR489-P5-LO-A20-E generator management relay
Full name: GE SR489-P5-LO-A20-E Generator Management Relay
Product description

The SR489-P5-LO-A20-E is a powerful generator management relay with the following features:

Multi-function integration: integrated overload, overvoltage, undervoltage, stall, grounding and other protection functions.
High reliability: Advanced electronic components are used to ensure long-term stable operation of the equipment.
Flexible configuration: Through software configuration, it can adapt to different generator systems.
Friendly interface: Equipped with large LCD display, simple and intuitive operation.
Main function
Overload protection: When the generator current exceeds the rated value, the alarm is issued and the power is cut off.
Overvoltage/undervoltage protection: When the generator voltage exceeds the normal range, an alarm is issued and corresponding measures are taken.
Stall protection: When the generator speed is too low, the alarm is issued and the power is cut off.
Grounding protection: Detect the generator winding grounding fault and issue an alarm.
Data recording: Record operating data for easy fault analysis and maintenance.
Product parameters (part, please refer to the official data manual for specific parameters)
Phase current input: 5A
Control power supply: 20-60VDC or 20-48VAC
Analog output: 8 channels 4-20mA