Online USV 10000 3/1 XANTO S Series, User Manual

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T R O U B L E S H O O T I N G
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XS20000_31_manual_ger_eng_it_V1.1.2.doc R. Kistler
Warning or error
message Possible causes Measure
41 Warning
Output Overload The energy demand ex-
ceeds the capacity of the
UPS system in normal
mode. Reduce the load on the UPS
system. UPS operation contin-
ues, the UPS system may
switch into bypass mode or
shut down if the increased load
continues.
42 Fault
INV Overload
43 Fault
Bypass Overload The energy demand ex-
ceeds the capacity of the
UPS system in bypass
mode or ECO mode. Reduce the load on the UPS
system. The UPS system may
switch off if the increased load
continues.
71 Warning
EPO Active The emergency-off switch
is active or the REPO
connection is missing. Check the emergency-off con-
nection.
72 Warning
On Maintain Bypass The maintenance bypass
was activated. Check the maintenance bypass
on the rear side of the UPS
system.
81 Fault
UPS Over Tem-
perature The internal temperature
of the UPS system is too
high. Switch the UPS system into by-
pass mode. If the temperature
does not fall, switch off the UPS
system and allow it to cool
down. Provide for sufficient air
circulation or contact support.
85 Warning
Fan fault Fans fault Check the fans of the UPS sys-
tem or contact support.
93 Fault
Backfeed alarm Internal fault. Do not touch any of the devices
connected to the UPS system.
Switch off the supply voltage of
the UPS system.
Please contact support.
E1 Fault
Negative Power
Fault Pure inductive or capaci-
tive load Check the load and remove un-
critical loads, if necessary.