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81
EN-US
Status Diagnosis and Troubleshooting
Displaying Sta-
tus Codes
Your inverter is equipped with a self diagnostic system that automatically identifies a large
number of possible operation issues by itself and displays them on the screen. This en-
ables you to know immediately if there are any malfunctions in the inverter, the photovoltaic
system or any installation or operating errors.
Whenever the self diagnostic system has identified a particular issue, the respective status
code is shown on the screen.
Normal Operation
Status Codes
Total Failure
If the display remains dark for a long time after sunrise:
-
Check the open circuit voltage of the solar modules at the connections of the inverter:
Open circuit voltage < 170 V ... error in the photovoltaic system
Open circuit voltage > 170 V ... may indicate a basic fault in the inverter. In this case,
notify a Fronius-trained service engineer.
IMPORTANT!
Status codes may sometimes appear briefly as a result of the control re-
sponse from the inverter. If it subsequently continues to operate normally, there has not
been a system error.
The open circuit voltage of the solar mod-
ules is too low.
As soon as the open circuit voltage exceeds 150 V, the inverter starts synchronizing with
the grid (display shows "SYNC AC").
The total power output of the solar mod-
ules is insufficient.
After a short time the inverter resumes grid synchronization (display shows "SYNC AC").
Содержание IG 2000
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