Troubleshooting 55
Error List
REFUsol 100K
982059/02
2020-11
EnglishDeutsch
90055
Grid overvoltage The phase phase voltage exceeds the config-
ured limit value for the configured duration.
▸Measure the voltage of all three phases
with REFUset and a True-RMS meter.
▸Check the configured voltage limit and the
configured nominal voltage.
90056
Grid undervoltage The phase phase voltage falls below the con-
figured limit value for the configured duration.
90057
Watchdog C0 The internal firmware protection function has
been triggered.
▸Please contact REFU Service.
90058
Watchdog C1
90059
LT Firmware The LT/safety processor firmware is defective.
▸Download the correct firmware package
again from the manufacturer's website and
restart the update.
▸If the error persists, please contact REFU
Service.
90061
Update fault – No action necessary.
90062
Fault ride through Indication of instabilities in the network, which
must be passed through according to different
country regulations.
90071
DFLASH Fixed –
90072
DFLASH Reset The device has lost important configuration
parameters.
▸Please contact REFU Service.
90073
Test Info – No action necessary.
90074
Test Noti –
90075
Test Temp Noti –
Error Code Message Description Instructions
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