Alarm Messages / Warnings; Fault Indications/Solution Approaches - AEG Protect B. 750 PRO Operating Instructions Manual

9.1.2

Alarm messages / warnings

Event
Battery
undervoltage
Overload
Battery system
not connected
properly
Battery system
overload
Battery
charging unit
malf.
Battery system
fault
9.1.3

Fault indications/solution approaches

If the UPS is not functioning properly or it outputs a fault indication, first
try to localise and remedy the problem using the table below.
Symptom
UPS cannot be switched
on, there are no visual or
audible fault indications
and the mains network
appears to be in order.
Symbol (flashing)
Possible cause
Mains input not
properly connected.
UPS input was
(inadvertently)
connected to the UPS
output.
44
Alarm
Periodic warning tone
every second
Double periodic warning
tone every second
Periodic warning tone
every second
Periodic warning tone
every second
Periodic warning tone
every second
Periodic warning tone
every second
Suggested
solution
Check the cable
connections,
especially the
seating of the
plug in the IEC
socket of the UPS.
Check / correct
connections as
per the description
in Sections 6.3 &
6.4 on Page 30.
EN