Description
GE SR489-P5-LO-A20-E is a generator management relay produced by General Electric. This relay is a product in the GE Multilin 489 series designed specifically for generator management. Below, I will provide a detailed explanation of the key characteristics of this relay:
Technical specifications:
Model: SR489-P5-LO-A20-E.
Current input relay: P5, indicating it has a 5A phase CT secondary.
Power options: LO indicates that it supports DC 24-60V or AC 20-48V @ 48-62Hz.
Analog output: A20, indicating its analog output range is 4-20mA.
Physical properties:
Dimensions: 21.6cm in length, 22.4cm in width, and 25.2cm in height.
Shipping weight: approximately 10 kilograms.
Front panel features:
The front panel contains multiple status LEDs, providing intuitive indication of device status.
Equipped with input buttons and a numeric keypad, it facilitates user parameter settings and operations.
Equipped with input ports for connecting external devices or sensors.
Includes an LCD screen for displaying device status, location, and other important information.
Frequency and voltage parameters:
The range of frequency parameters is 0.00 to 90.00Hz.
The range of the neutral line voltage (3rd) parameter is 0 to 25000V.
The range of average voltage parameters is 0.00 to 1.50 times the rated voltage.
Application field:
Due to its high performance and stability, this relay is suitable for various industrial environments, especially in situations where generator management is required.
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