107
Class 7 status
codes
Class 7 status codes concern the inverter control unit, configuration and data recording,
and can directly or indirectly affect grid feed operation.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician.
516
Communication with memory unit not possible
Description Warning message of memory unit
Remedy If status code persists: Contact a Fronius-trained service tech-
nician.
517
Power derating due to excessive temperature
Description Warning message due to power derating
Remedy If status code persists: Contact a Fronius-trained service tech-
nician.
518
Internal DSP malfunction
Description Warning message is shown on the display
Remedy If status code persists: Contact a Fronius-trained service tech-
nician.
558
Function incompatibility (one or more PC boards in the inverter are not compatible with
each other, e.g. after PC board replacement)
Description Possible error displays or malfunctions in the inverter
Remedy Update the inverter firmware via a USB stick or Fronius So-
lar.update software.
The current inverter firmware is available at
http://www.fronius.com.
If status code persists: Contact a Fronius-trained service tech-
nician.
701 - 720
Provides information about the internal processor program status
Description This is of no concern if the inverter is functioning without prob-
lems and it appears only in the ‘PS Status’ Setup parameter. In
the event of an actual fault, this status code supports Fronius
TechSupport in the failure analysis.
721
EEPROM was reinitialized
Description A warning message is shown on the display.
To Next Page
Loading...
