REFU REFUsol 50K-3T Bedienungsanleitung Seite 62

Tab. 8: Event list with error and information messages
ID Event name Event description Measure
ID81 OverTemp- The inverter is in
Derating derating (power
reduction) due to a
too high ambient
temperature.
ID82 OverFre- The inverter is de-
qDerating rating (reducing
power) because
the grid frequency
is too high.
ID83 RemoteDer- The inverter is in
ating derating (power
reduction) due to
external power
specification by
the utility compa-
ny.
ID84 RemoteOff The inverter was
switched off by re-
mote disconnec-
tion.
62 Error Messages and Troubleshooting
Main Menu (v2.6)
Check that the inverter has been assembled and installed according to the specifica-
tions in this manual.
Check that the inverter has been assembled and installed according to the specifica-
tions in this manual.
Check the solar radiation conditions and the ambient temperature at the inverter.
Check the proper function of the cooler (dirt) and the function of the fans.
The inverter automatically reduces the output power if the grid frequency is too high.
As soon as the grid frequency is back in the regular range, derating is inactive again.
The inverter records ID83 in case of remote power derating operation. Check the wir-
ing of the remote power input and output signal connector on the communication
board according to this manual.
The inverter records ID84 in the event of a remote shutdown. Check the wiring of the
remote control input and output signal connector on the communication board ac-
cording to this manual.
REFUsol 50K-3T
982081 | 03 | 2021-03