Instruction manual

SINLINE series UPS – Instruction Manual
2011/10/26 www.ever.eu 5
ELEMENTS OF THE SINLINE UPS - Tower Model
FRONT PANEL
Fig. 1: Front panel
1) A column of green LEDs indicating the charge level of the battery. The figure
below indicates the voltage thresholds for a single battery at which individual
LEDs light up.
2) Power switch
3) LED indicating whether the AVR (Automatic Voltage Regulation) system is
active
4) Two-colour LED indicating the operation mode:
a. Mains operation mode – constant green light
b. Battery module operation mode – constant yellow light
5) A column of LEDs (three green, top one red) indicating the percentage load of
the UPS. The top red LED indicates that the BACK-UP’Sload exceeds the
recommended nominal power level.