SMA WB 3000-21 Installation - Manual (Page 19)

SMA Solar Technology AG 4 Product Description
Installation Manual WB3-5TL-21-IA-en-10 19
Wrench Indicates that an error can be rectified on site
Bluetooth Indicates that an active Bluetooth connection is
established
Bluetooth connection
quality Indicates the quality of the Bluetooth
connection to other Bluetooth devices
Speedwire If a Speedwire data module is installed in the
inverter, this symbol indicates that there is a
connection to a network.
Webconnect function If a Webconnect data module is installed in the
inverter, this symbol indicates that it is possible
to connect to the Sunny Portal.
Multi-function relay Indicates that the multi-function relay is active
Thermometer Indicates that the power of the inverter is
limited due to excessive temperature
Power limitation Indicates that the external active power
limitation via the plant control is active
Small wind turbine system
with rectifier ‒
Inverter ‒
Grid relay A closed grid relay indicates that the inverter is
feeding into the power distribution grid.
An open grid relay shows that the inverter is
disconnected from the power distribution grid.
Power distribution grid ‒
Symbol Description Explanation