SMA SB 3000TL-US Installation - Manual (Page 54)

9 Display and LEDs SMA America, LLC
54 SB3-5TLUS22-IA-en-16 Installation Manual
9.3 LED Signals
The LEDs indicate the operating state of the inverter.
LED Status Explanation
Green is glowing Operation
If an event occurs, the event message is shown in the display
(see Section 11.1).
is flashing Conditions for connection to the grid are not fulfilled.
is flashing quickly The inverter is performing an update.
Red is glowing Error
The display shows the error message and event number
(see Section 11.2).
Blue is glowing Data transmission active
The inverter has set up a connection to a communication
product and data transmission is active.
All LEDs have gone out
If all three LEDs have gone out, the inverter is switched off because the switch of the
DC Disconnect is set to Off or insufficient irradiation is available.
• Set the switch of the DC Disconnect to On.