Fronius IG Plus 35 - Status Messages - Class 5

125
Status Class 5 status messages doe not
generally interfere with feed opera-
tion. A status message is displayed
until it is acknowledged by pressing
a key (however, the Fronius IG Plus
continues to operate normally in the
background).
- Press any key
- The error message disappears
from the display
502
Insulation value too low
Description While automatically measuring the insulation, the
Fronius IG Plus has detected an insulation fault to the
ground
Remedy Check the insulation of your photovoltaic system
The status message reappears: Contact your system
installer
471
Defective fuse for the solar module ground has not yet been replaced.
This status message is displayed when the fuse for the solar module
ground has not been replaced within a certain period of time after status
message 551 is triggered.
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 Insert a new fuse for the solar module ground to
ground solar modules at the negative and positive
poles.
Error is corrected automatically
If this status message keeps recurring, contact your
system installer
Status
Messages -
Class 4
(continued)
Messages -
Class 5