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9.1.2 Alarm messages
/ warnings
Event
Symbol (flashing)
Alarm
Battery
undervoltage
Periodic warning tone
every second
Overload
Double periodic warning
tone every second
Battery system
not connected
properly
Periodic warning tone
every second
Battery system
overload
Periodic warning tone
every second
Battery
charging unit
malf.
Periodic warning tone
every second
Battery system
fault
Periodic warning tone
every second
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
Possible cause
Suggested
solution
UPS cannot be switched
on, there are no visual or
audible fault indications
and the mains network
appears to be in order.
Mains input not
properly connected.
Check the cable
connections,
especially the
seating of the
plug in the IEC
socket of the UPS.
UPS input was
(inadvertently)
connected to the UPS
output.
Check / correct
connections as
per the description
in Sections 6.3 &
6.4 on Page 30.
