45
EN
Symptom
Possible cause
Suggested
solution
Pictograms
and
are flashing. Warning
tone is emitted once a
second.
Emergency switch-off
active; the plug part or -
its inserted wire bridge
may have been
disconnected from the
back of the UPS.
Reset the
connected switch
or insert the plug
part. Briefly
disconnect the
UPS from the
mains.
Pictograms
and
are flashing. Warning
tone is emitted once a
second.
The internal or
external battery
system was not
connected correctly.
Check the
contact
connection of the
battery as per
Section 6.1/6.2,
starting on Page
28.
Liquid crystal display -
shows fault ind. "14".
Warning tone emitted
continuously.
UPS switched off
automatically due to a
short-circuit which
has occurred.
Check your
connected -
electrical loads
and your UPS
outlet cabling.
Liquid crystal display -
shows fault ind. "27".
Warning tone emitted
continuously.
Battery voltage too
high or battery
charging unit is faulty
Contact your
specialist dealer
or our hotline.
Liquid crystal display -
shows fault ind. "28".
Warning tone emitted
continuously.
Battery voltage too low
or battery charging unit
is faulty.
Contact your
specialist dealer
or our hotline.
Liquid crystal display -
shows fault ind.
"41".
Pictograms
and
are flashing. Warning
tone is emitted once a
second.
UPS switched off
automatically due to
internally detected
over-temperature.
Allow the
unit to cool down
and then check
fan operation. If
excessive dust is
present, clean
the fan.
Pictograms
and
are
flashing. Warning tone is
emitted twice a second.
UPS is overloaded.
Reduce the load
of the UPS by
discon- necting
some of your
electrical loads.