Operating instructions

29
EN
6.2 Warning Sounds
Warning
sound
Meaning
Sounds every 10
seconds.
UPS is operating in battery mode.
Sounds every
second.
UPS is running in battery mode and will shortly
shut down (battery system has reached the battery
undervoltage limit).
Sounds every two
seconds
Battery system faulty, it may have to be renewed
(battery diagnosis negative).
Sounds twice every
second
UPS output is overloaded.
Sustained warning
sound
UPS faulty
(see also fault indication (fault CODE table))
6.3 General Troubleshooting and Fault Rectification
Fault Cause Solution
Battery missing Insert the battery and first
charge it up for at least 8 hours
Battery fault Renew the battery with a
battery of the same type
No LED display on
the front cover plate
On/off switch not pressed Press the switch again
Alarm buzzer sounds
continuously with
normal AC supply
UPS overload Check whether the load
matches the UPS capacity
indicated in the technical data
UPS overload Remove loads that are less
important
Battery voltage is too low
Charge the battery for at least 6
hours
Data backup time is
only very short on
power failure
Battery fault die to high
temperature in the operating
environment or incorrect
treatment of the battery;
advanced battery ageing
Renew the battery with a
battery of the same type