Description
GE SR489-P5-L0-A20-E Parameters, Specifications, Dimensions, Weight, Series, Features, and Applications in English
Parameters and Specifications:
Model Number: SR489-P5-L0-A20-E.
Brand: GE (General Electric).
Power Supply: DC: 24 – 60 V; AC: 20 – 48 V at 48 – 62 Hz.
Analog Output: 4 – 20 mA.
Overload Capability: 150% rated current for 60 seconds, 180% rated current for 3 seconds.
Performance: Superior performance with good environmental adaptability.
Dimensions and Weight:
Dimensions: 21.6cm x 22.4cm x 25.2cm (Length x Width x Height).
Weight: Approximately 10 kilograms (10kg).
Series:
The SR489-P5-L0-A20-E belongs to the GE SR relay series, specifically the 489 generator management relay line.
Features:
Structure: Compact and small in size, easy to install and maintain.
Protection: Complete protection functions including output phase loss, overcurrent/overvoltage, overload, and overheat protection.
Power Range: 7.5kW to 450kW.
Communication: Supports Modbus communication protocol.
Control: Supports closed-loop vector control with built-in PID control.
Display: Features a 40-character display for viewing values, messages, diagnostics, and setpoints.
Inputs and Outputs: Has seven CT inputs for three-phase output/three-phase neutral and ground current detection, as well as isolated 4-20 mA analog inputs and outputs.
EMI/RFI Resistance: All inputs meet SWC, C37.990 EMI, and RFI interference resistance standards.
Applications:
The SR489-P5-L0-A20-E is designed specifically for generator protection, suitable for both induction and synchronous generators. It can operate at 25, 50, or 60 Hz.
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