SMA
Technologie AG
Messages
Installation Guide
SB40TL_50TL-IEN081211
59
11.2 Error Messages
Corresponding display messages are shown in the scrolling text line of the display with relevant
event numbers. Knock on the lid to scroll on through multi-line messages.
If an error is pending for an extended period, the red LED begins to light and the fault signaling
contact is activated.
< Update RS485I module >
Successful update of the communication
interface.
< Update lang. table >
Successful update of the language table.
< Update file OK >
The update file found is valid.
No
Cause
Remedy
1
< Grid overvoltage >
The grid voltage exceeds the permitted
range. The fault can have the following
causes:
•
The grid voltage at the connection
point of the Sunny Boy is too high.
•
The grid impedance at the connection
point of the Sunny Boy is too high.
For reasons of safety, the Sunny Boy
disconnects itself from the grid.
•
Test the grid voltage and grid
connection on the Sunny Boy.
If the grid voltage lies outside the
acceptable range because of local grid
conditions, ask the grid operator if the
voltages can be adjusted at the feed-in
point, or if they agree to changes in the
values of the monitored operational
limits.
If the grid voltage is within the
acceptable range, but the error is still
displayed, contact the SMA Technical
Service Line.
Display screen
Description
Summary of Contents for SUNNY BOY 4000TL
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