REFU REFUsol 100K - Page 57

Troubleshooting 57
Error List
REFUsol 100K
982059/02
2020-11
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9008C
HW error feeding The hardware protection has detected a gen-
eral error.
▸ If error occurs more than once, contact
REFU Service.
9008D
HeartBeat Protection An internal communication problem has been
identified. This leads to grid disconnection of
the device and subsequent restart.
9008E
ComTimeout Error
9008F
ComTimeout Running
90090
ComTimeout ParamInit
90091
HeartBeat Safety
90092
Under Freq Safety The grid frequency falls below the configured
limit value for the configured time.
▸Measure the frequency of all three phases
with REFUset and a True RMS meter
▸Check the configured frequency limit and
the configured nominal frequency.
90093
Over Freq Safety The grid frequency exceeds the configured
limit value for the configured time.
90094
Under Volt Safety The grid voltage falls below the configured
limit value for the configured time.
▸Measure the voltage of all three phases
with REFUset and a True RMS meter
▸Check the configured voltage limit and the
configured nominal voltage.
90095
Over Volt Safety The grid voltage exceeds the configured limit
value for the configured time.
90096
Safety Test Noti – No action necessary.
Error Code Message Description Instructions