4NWP100559R0001_OPM_ABB_PVA31-11-T_10-20kVA_EN_140626 Page 23/37 ABB
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5.1.2 Selection Keys
The Button Function Illustration
Power On/Off Turn on and off the UPS or change operating mode.
Scroll up Enter/Exit the menus and scroll across the screens.
Scroll down Scroll down the menu
Select / Edit Select and confirm settings.
To see how to operate the UPS, go to Section 5.4.
5.1.3 LCD Display
The LCD display gives the user a complete overview on the status of the UPS. It shows information on
the input, output, battery, load parameters, working mode and the settings on voltage, frequency and
bypass presence.
It has two main backlight colors. The standard color is a blue background with white texts. In case of a
critical alarm, the backlight color changes to orange with dark text. The buzzer also indicates different
UPS status. Figure 19 indicates the buzzer status meanings.
UPS condition Buzzer status
Active failure Continuous
Active warning Beep every second
Battery output
UPS on battery: Beeps every 4 seconds
Low battery: buzzer beeps every second
Bypass Beep every 2 minutes
Overload Beep twice every second
Figure 19: Definition of Alarms
When powering on, the UPS display enters the UPS status menu.
The status screen provides the following information:
- Status summary, including operating mode and load information
- Alarm status, if present (including fault and warning information)
- Battery and charger status (including battery voltage, charge level and charger status)
- Current runtime information
If the user does not press any keys for more than 15 minutes, the UPS leads to the status display.
Figure 20: Main UPS screen
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