Ups Start-Up And Shutdown - ABB PowerValue 11 RT Series User Manual

4.3 UPS start-up and shutdown

THE FIRST TIME THE UPS IS STARTED UP, IT
MUST BE CONNECTED TO THE UTILITY.
NOTE
4.3.1 UPS start-up
To start up the UPS with mains supply:
1. Check that all cables are connected correctly and well-
fixed mechanically.
2. Keep the power-on button pressed for longer than 1
second. The fans are activated and the UPS will load for a
few seconds.
3. The UPS performs a self-test and the LCD shows the
default UPS status screen.
THE BYPASS-MODE IS ENABLED BY DEFAULT
AND CAN BE CONFIGURED THROUGH THE
USER'S SETTINGS (FOR MORE INFORMATION,
SEE TABLE 7).
NOTE
To start up the UPS without mains supply (cold start):
1. Check that all cables are connected correctly and well-
fixed mechanically.
2. Keep the power-on button pressed for longer than 1
second. The UPS is powered on, the fans are activated
and the LCD is turned on. The UPS performs a self-test
and shows the default UPS status screen.
3. Keep the power-on button pressed for longer than 1
second. The alarm buzzer sounds for 1 second and the
UPS starts up.
4. After a few seconds, the UPS transfers to battery-mode.
When the UPS is supplied with power from the mains, the
UPS transfers to online-mode without interruption in the
output of the UPS.
28 PowerValue 11 RT 6-10kVA | User manual
4.3.2 UPS shutdown
To shut down the UPS with mains supply:
1. If the UPS is working on bypass-mode, go to step 3.
2. If the UPS is on online-mode, keep the power-on button
pressed for more than 3 seconds. The alarm buzzer will
sound and the UPS will transfer to bypass-mode.
THE OUTPUT IS STILL ENERGIZED.
CAUTION
3. Disconnect the mains power supply. The display will shut
down and the output voltage will be removed from the
UPS output terminal.
4. In case bypass has been disabled through the Settings
menu, keep the power-on button pressed for longer than
3 seconds to shut down the UPS. The unit will transfer
from online to stand-by mode. Disconnect the input
power cable and the display will shut down.
To shut down the UPS without mains supply:
1. To power off the UPS, keep the power on/off button
pressed for more than 3 seconds. The alarm buzzer
will sound for 3 seconds and the output power will be
immediately cut-off.
2. The display will shut down and the output voltage will be
removed from the UPS output terminal.