SMA SB 3300-11 - Manual (Page 14)

LED Signals SMA Solar Technology AG
14 SB33_38-BA-BEN114230 User Manual
5 LED Signals
Status Description
All LEDs are on The inverter is initializing.
All LEDs are off The DC input voltage at the inverter is too low for
feed-in.
All LEDs are
flashing The inverter is in the startup phase.
Green LED is on The inverter is feeding in to the power distribution
grid.
Green LED is
flashing This flashing can have the following reasons:
• The inverter is monitoring the power distribution
grid and is waiting for the DC voltage to reach
a defined limit so that it can begin feeding the
grid.
• Operation interrupted.
• Power limitation in the inverter.