120
Status
412
Fixing voltage mode has been selected instead of MPP voltage mode,
and the fixing voltage is set too low.
Behavior The fixing voltage is lower than the current MPP
voltage
Remedy Check the module voltage and change the solar
module connection if the input voltage is too high
If the status message remains on the display: notify a
Fronius-trained service technician
413
Control problems
Behavior Because grid conditions have changed significantly,
the Fronius IG Plus is disconnected briefly from the
grid.
Remedy If the status message remains on the display: notify a
Fronius-trained service technician
414
EEPROM defective
Behavior Memory component erased
Remedy If the status message remains on the display: notify a
Fronius-trained service technician
416
Communication with IG Brain not possible
Behavior The Operating Status LED lights up orange, then the
Fronius IG Plus attempts a restart
Remedy If the status message remains on the display: notify a
Fronius-trained service technician
417
Two power modules have the same PCB number
Behavior The Fronius IG Plus stops feeding power into the
gird, the display shows a critical error via a red Ope-
rating Status LED
Remedy If the status message remains on the display: notify a
Fronius-trained service technician
419
Two or more power modules with an identical software serial number
detected
Behavior The Fronius IG Plus stops feeding power into the
gird, the display shows a critical error via a red Ope-
rating Status LED
Remedy If the status message remains on the display: notify a
Fronius-trained service technician
Messages -
Class 4
(continued)
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