4 Product Description SMA America, LLC
18 SB30-40-US-IA-en-33 Installation Manual
4 Product Description
4.1 Sunny Boy
The Sunny Boy is a PV inverter which converts the direct current of the PV array to alternating current
and feeds it into the power distribution grid.
Figure 3: Sunny Boy design
Position Designation
A Ventilation grids (left and right)
B Type labels
CDC Disconnect
DLEDs
EDisplay
FEnclosure lid