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.