Ups Start-Up And Shutdown; Ups Start-Up; Ups Shutdown - ABB 8408608 User Manual

4 O P E R AT I O N
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4 .3 UPS start-up and shutdown

WARNING
NOTE
4 .3 .1
To start up the UPS with mains supply:
1. Check that all cables are securely and correctly
connected.
2. Keep the power button pressed for longer than
1 second. The fans will activate and the UPS
will load for a few seconds.
3. The UPS will perform a self-test and the LCD
will show the default UPS status screen.
NOTE
To start up the UPS without mains supply
(cold start):
4. Check that all cables are securely and correctly
connected.
5. Keep the power button pressed for longer than
1 second. The UPS will power on, the fans will
activate and the LCD will turn on. The UPS will
perform a self-test and show the default UPS
status screen.
6. Keep the power button pressed for longer
than 1 second. The alarm buzzer will sound
for 1 second and the UPS will start up.
7. 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 interrupting the UPS
power output.
SWITCH OFF THE CONNECTED LOADS
BEFORE TURNING ON THE UPS. SWITCH
ON THE LOADS ONE BY ONE AFTER THE
UPS IS TURNED ON.
SWITCH OFF ALL OF THE CONNECTED
LOADS BEFORE TURNING OFF THE UPS.
THE FIRST TIME THE UPS IS STARTED UP,
IT MUST BE CONNECTED TO THE UTILITY.

UPS start-up

BYPASS MODE IS ENABLED BY DEFAULT
AND CAN BE CONFIGURED THROUGH
THE USER'S SETTINGS (FOR MORE
INFORMATION, SEE TABLE 10).
4 .3 .2

UPS shutdown

To shut down the UPS with mains supply:
1. If the UPS is working in bypass mode,
go to step 3.
2. If the UPS is in online mode, keep the power
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.
DANGER
3. Disconnect the mains power supply. The
display will shut down and the output voltage
will be removed from the UPS output terminal.
4. If the bypass has been disabled via the
Settings menu, keep the power button pressed
for longer than 3 seconds to shut down the
UPS. The unit will transfer from online to
standby 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.
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