GE Industrial Solutions TLE Series 225-500 User Manual - Manual (Page 24)

Critical Power
Modifications reserved Page 24/90
GE_UPS_USM_TLE_SUL_M22_M50_1US_V010.docx User Manual TLE Series 225 - 500 UL S1
6.1.2 Description of the signalling LEDs
Fig. 6.1.2-1 LCD screen
UPS model
Date (format “DD.MM.YYYY”).
Time (format “HH.MM.SS”).
eBoost (green color)
LED ON/lit indicates that the UPS is operating in eBoost™ mode.
Service Key (yellow color)
Key for disabling the Service Key procedure.
Used only by the Service Center
LEDS UPS STATUS
LED LOAD PROTECTED (green color)
When lit, indicates that the UPS is functioning correctly and the Load is system protected (Load
supplied either from inverter or from Automatic Bypass in case of eBoost™ Operation Mode).
When blinking, indicates that a regular maintenance service is needed (SERVICE REQUIRED).
May be reset by a SERVICE TECHNICIAN only.
See Section 9 – Maintenance – Service check.
The LED is OFF when the output switch Q1 is open, indicating that the Inverter is in service mode, not
supplying the Load.