3 Product Description SMA America, LLC
14 SB30-40-BA-eng-BUS121010 User Manual
Symbols on the inverter
Symbol Description Explanation
Tap symbol Indicates display operation (see section 4).
Green LED The green LED indicates the operating state of the
inverter (see section 5.1).
Red LED The red LED indicates the status of the grounding fuse
(see section 5.1).
Yellow LED The yellow LED indicates an error or disturbance
(see section 5.3.2).