SMA SB3.0-1SP-US-41 Installation Manual page 22

4 Product Overview
LED signal
The green LED is pulsing
The green LED is off
The red LED is glowing
The blue LED flashes slowly
for approx. one minute
The blue LED flashes quickly
for approx. two minutes
(0.25 s on and 0.25 s off).
The blue LED is glowing
22 SBxx-1SP-US-41-IA-xx-10
Explanation
Feed-in operation
The inverter is equipped with a dynamic power display via the green
LED. Depending on the power, the green LED pulses fast or slow. If
necessary, you can switch off the dynamic power display via the
green LED.
The inverter is not feeding into the utility grid.
Event occurred
In addition to the glowing red LED, the display indicates the follow-
ing information about the event:
• Event type
• Event number
• Date and time at which the event occurred
Communication connection is being established
The inverter is establishing a connection to a local network or is es-
tablishing a direct connection to an end device via Ethernet (e.g.
computer, tablet PC or smartphone).
WPS active
The WPS function is active.
Communication active
There is an active connection with a local network or there is a di-
rect connection with an end device via Ethernet (e.g. computer,
tablet PC or smartphone).
SMA Solar Technology AG
Installation Manual