Troubleshooting54
Error List
REFUsol 100K
982059/02
2020-11
9002F
FFS is read-only The internal data storage is not possible due to
a flash error.
▸Please contact REFU Service.
90030
DC share too high The measured DC-Part in AC current exceed
the defined limit.
90031
ETH link lost The Ethernet connection was interrupted.
▸Check all Ethernet cables in the system (on
the inverter, router, switch, etc.) for correct
connection and damage.
90032
Restart A notice that the system is restarted.
▸If these instructions occur more frequently
in daily operation, please contact REFU
Service.
90034
DC share too high The measured DC component in the AC cur-
rent is above the configured limit value. The
device restarts automatically.
▸Please contact REFU Service.
90050
AC condition The AC switch-on condition has not yet been
fulfilled (mains frequency, AC voltage).
▸Wait until the network is stable.
90051
DC condition The DC switch-on condition not yet fulfilled
(DC voltage).
▸Wait until the DC voltage is sufficient.
90052
User lock active The user lock is active.
▸Deactivate the user lock by pressing the
"Clear" (REFUsol 100K) key for at least 5 s.
90054
Overvoltage 2 The mean grid voltage is above the configured
limit value of the voltage mean value monitor-
ing.
▸Measure the voltage of all three phases
with REFUset and a True RMS meter.
▸Check the configured voltage average and
the configured nominal voltage.
Error Code Message Description Instructions
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