88
408
Direct current feed in
Description The inverter disconnects from the grid for safety reasons.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician
409
No +15V supply available for the control electronics
Description The inverter does not connect to the grid.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician
410
Service plug was not inserted in its original position
Description 2-pole plug inserted in the wrong socket.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician
412
The "fixed voltage" setting has been selected instead of MPP voltage operation and the
voltage is set to too low a value, or DC voltage exceeds allowable limits.
Description Fixed voltage lower than the current MPP voltage.
Remedy If the status code persists, you should contact a Fronius-trained
service technician, or remove excess solar modules so DC volt-
age fits within inverter limits.
If status code persists: Contact a Fronius-trained service tech-
nician
413
Control problems
Description The inverter briefly disconnects from the grid, if AC voltage or
frequency are out of range.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician
414
EEPROM faulty
Description Memory deleted
Remedy If status code persists: Contact a Fronius-trained service tech-
nician
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