Troubleshooting SMA Solar Technology AG
18 WB33_38-BA-BEN120930 User Manual
7 Troubleshooting
7.1 Status Messages
Your inverter can be in various operating states. These are displayed as status messages, which can
vary according to the type of communication.
Message Description
Derating Overtemperature in the inverter. The inverter reduces its power to
prevent overheating. To avoid unnecessary yield losses, check the
plant configuration. Please inform your installer.
Error An error has been detected. Please inform your installer.
Grid monitoring Grid monitoring
This message appears during the startup phase before the inverter
is connected to the electricity grid, and following an error.
Off Grid The inverter is in "Island" mode. This mode is specially designed for
operation in an off-grid system.
Offset Offset adjustment of the measurement electronics.
Stop Operation interrupted.
Turbine The inverter is in the operating state "Turbine". This mode is
specially designed for operation in small wind turbine systems.
V-Const Constant voltage mode.
Waiting The conditions for connecting are not (yet) fulfilled.
Warning/Disturbance Disturbance
This message appears for safety reasons and ensures that the
inverter does not connect to the electricity grid. Please inform your
installer.
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