12
SunLight Series UPS User Manual
Battery back-up time is more than 10 minutes for full load and can be extended by removing non-critical
loads.
After an utility power blackout, the audible alarm and "
LINE FAILURE
" indicator on LCD panel will start
operating .1 minute after the power is interrupted , and you will see the message "
BAT.USED
:001min
"on the LCD panel. This will show you for how long the batteries were used since the power was
interrupted. When the "
Battery Low
" alarm appears, you have to shut down all your loads immediately,
and turn the main switch
PK1
to position "
0
".
4.4 Operator Control Panel
The panel can be divided into two functional sections; ”LED indications” and “control and display”. As
can be seen the upper section consists of leds which indicate the operation mode.
This panel shows the systems operation such as input and output Voltages , Frequency , % Load
Status etc. by LCD.
4.4.1 Push buttons
1- Sound on-off button :
When you push this button it will disable the audible alarm on the UPS.
If you want to enable the sound alarm again
you have to push the DISPLAY SELECT button for 2
sec.
2- Display select button :
Each time you push this button, you can see one of the parameters of the
FIRST (up) MESSAGE LINE .
4.4.2 First message (Up) line of the LCD
LOAD
:
The percentage of the load connected to the UPS output
OUTPUT
:
UPS output Voltage
BATTERY
:
UPS battery Voltage
LINE
:
Line Voltage at the UPS input.
LCD
Display
Select
Sound
On-Off Button
Figure 4.1 Control Panel
Status Indicators
