SMA WB 3300-11 Installation - Manual (Page 22)

Electrical Connection SMA Solar Technology AG
22 WB33-38-IA-IEN120940 Installation Manual
5.2.2 Interior view
The following figure shows the various components and connection areas of the open inverter.
* For WB 3300-11 / WB 3800-11, the inverter is fitted with 2 negative and 2 positive DC connectors.
Object Description
A Slot and connection area for communication
B Jumper slot for fan test
C Flat male tab for earthing the cable shield with cable-bound communication
D AC socket for grid connection
E DC connector for connecting the small wind turbine system*
F Enclosure opening with filler-plugs for communication
G Varistors