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SMA WB 3300-11 User Manual

Page 16

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LED Signals

SMA Solar Technology AG

16

WB33_38-BA-BEN120930

User Manual

Red LED is on An earth fault has occurred or one of the thermally

monitored varistors on the DC input side is defective.
Please inform your installer.

Yellow LED is on The inverter is in the operating state

"Operation permanently disabled". This can have several
causes. Please inform your installer.

Yellow LED is
flashing

This indicates a disturbance. This can have several causes.
Please inform your installer.

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