GE Industrial Solutions SG Series 400 & 500 Operating Manual - Manual (Page 24)

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OPM_SGS_USM_M40_M50_2US_V010.doc User Manual SG Series 400 & 500 UL S2
SG Series S2 500 UPS Model UPS series number UPS nominal rating (kVA)
Battery level LED
All lightning lit LED open indicate a battery autonomy of 100%.
LED A Fixed: indicates a battery autonomy between 6% and 25%.
Blinking: indicates a battery autonomy ≤5%.
LED A, B Indicate a battery autonomy between 26% and 50%.
LED A, B, C Indicate a battery autonomy between 51% and 99%.
Min: Battery autonomy time in minutes estimates with actual load.
Load level LED
All LED Off indicate a load status at ≤25%.
LED A
Indicates a load level between 26% and 50%.
LED A, B Indicate a load level between 51% and 75%.
LED A, B, C Indicate a load level between 76% and 100%.
LED A, B, C, D Indicate a load level between 101% and 124%.
LED D blinking Indicates a load level ≥125%.
Fig. 6.1-2 LEDs on Synoptic Diagram
LEDs on Synoptic Diagram
LED 1 Utility Rectifier OK
LED 2 Utility Bypass OK
LED 3 Rectifier ON
LED 4a Discharging Battery
LED 4b Charging Battery
LED 5 Inverter available
LED 6 Inverter ON
LED 7 Q1 closed (load on UPS)
LED 8 Automatic Bypass ON
LED 9 Manual Bypass Q2 ON
LED 10 Load on UPS
Examples of typical scenarios in the Synoptic Diagram:
Load supplied by Inverter Load supplied by Automatic Bypass
Load supplied by Battery Load supplied by eBoost™ Operation Mode (option)
When the Load is supplied by eBoost™ Operation Mode
the “eBoost” text is displayed.