Warning Sounds; General Troubleshooting And Fault Rectification - AEG Protect A. 1000 Operating Instructions Manual

EN
6.2

Warning Sounds

Warning
sound
Sounds every 10
seconds.
Sounds every
second.
Sounds every two
seconds
Sounds twice every
second
Sustained warning
sound
6.3

General Troubleshooting and Fault Rectification

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