4 led signals – SMA WB 3000-21 User Manual
Page 18
4 LED Signals
SMA Solar Technology AG
18
WB3-5TL-21-BA-en-10
User Manual
4 LED Signals
The LEDs indicate the operating state of the inverter.
Description
Status
Explanation
Green LED
Glowing
Operation
Flashing
Requirements for connection to the electricity grid have
not been met.
Red LED
Glowing
Failure
• Contact installer.
Blue LED
Glowing
Bluetooth communication is activated.
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