SMA SB 3300-11 User Manual
Page 15
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SMA Solar Technology AG
LED Signals
User Manual
SB33_38-BA-BEN114230
15
Red LED is on
A ground fault has occurred or one of the thermally
monitored varistors on the DC input side is defective.
Inform your installer.
Yellow LED is on
The inverter is in the operating state
"Permanent shutdown". This can have several causes.
Inform your installer.
Yellow LED is
blinking
The inverter displays a disturbance. This can have
several causes. Inform your installer.
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