70
Fixing voltage lower than the
current MPP-voltage
412 The setting voltage has
been selected instead
of the MPP-voltage
operation and the set-
ting voltage is set to
too low a value.
Check the module volta-
ge and change the PV
generator connection if
the input voltage is too
high
If Service-Code is dis-
played permanently, you
should contact a Fronius
trained service technici-
an
2-pole plug inserted in the
wrong socket.
410 Service plug was not
inserted in its original
position
If Service-Code is dis-
played permanently, you
should contact a Fronius
trained service technici-
an
The FRONIUS IG briefly dis-
connects from the mains
supply due to changed net-
work requirements.
413 Control problems If Service-Code is dis-
played permanently, you
should contact a Fronius
trained service technici-
an
Class 4
(continued)
Memory component trigge-
red
414 EEPROM faulty If Service-Code is dis-
played permanently, you
should contact a Fronius
trained service technici-
an
Defect in the ENS micro-
controller, lead to ENS
faulty
415 No ENS enabling
signal
If Service-Code is dis-
played permanently,
contact a Fronius-trained
service technician
Code Designation Description Repair
Orange LED lights up, then
the FRONIUS IG attempts a
new start
416 Communication with
IG-Ctrl not possible
If Service-Code is dis-
played permanently,
contact a Fronius-trained
service technician
443 Orange LED lights up and
then the FRONIUS IG
attempts a restart
Energy transfer not
possible
If the service code conti-
nues to be displayed:
notify a Fronius-trained
service technician
The FRONIUS IG blocking,
red LED displays critical er-
rors
417 Two power supplies
have the same Print
Number
If Service-Code is dis-
played permanently,
contact a Fronius-trained
service technician
The FRONIUS IG blocking,
red LED displays critical er-
rors
419 Two or more power
supplies recognised
with the identical soft-
ware serial number.
If Service-Code is dis-
played permanently,
contact a Fronius-trained
service technician
The FRONIUS IG blocking,
red LED displays critical er-
rors
421 Print Number set incor-
rectly
If Service-Code is dis-
played permanently,
contact a Fronius-trained
service technician
Orange LED lights up, then
the FRONIUS IG attempts a
new start
425 No communication
possible with the po-
wer supply.
If Service-Code is dis-
played permanently,
contact a Fronius-trained
service technician
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