SMA SB 3000TL-US Installation - Manual (Page 62)

11 Troubleshooting SMA America, LLC
62 SB3-5TLUS22-IA-en-16 Installation Manual
601 Grid fault The inverter has detected an excessively high
proportion of direct current in the line current.
Corrective measures:
• Check the grid connection for direct current.
If this message is displayed frequently,
contact the grid operator and check
whether it is possible to raise the limiting
value for monitoring on the inverter.
701 Frq. not permitted
Check parameters The power frequency is not within the permissible
range. The inverter has disconnected from the
utility grid.
Corrective measures:
• If possible, check the power frequency and
observe how often fluctuations occur.
If there is a high number of fluctuations and
this message is displayed frequently,
contact the grid operator and ask whether
they approve a change of the operating
parameters of the inverter.
If the grid operator approves, discuss any
changes to the operating parameters with
the SMA Service Line.
801 Waiting for grid
voltage
Grid failure
Check fuse There is no line voltage at the AC output of the
inverter.
Corrective measures:
• Check the fuse and replace it if necessary.
• Check AC installation.
• Check whether there is a general power
outage.
Event number Display message Cause and corrective measures