SMA Solar Technology AG Electrical Connection
Installation Guide SB11_12_17-IEN094131 15
5 Electrical Connection
5.1 Overview of the Connection Area
5.1.1 Exterior View
The following figure shows the assignment of the individual enclosure openings on the bottom of the
Sunny Boy.
NOTICE!
Electrostatic discharges can damage the Sunny Boy!
Internal components of the Sunny Boy can be irreparably damaged by static discharge.
• Ground yourself before touching a component.
Object Description
A Plug connectors for connecting the PV strings
B Socket for the connection of the Electronic Solar Switch (ESS) DC load
disconnection unit
C Cable feed-through for communication (with sealing plugs)
D Plug for AC connection
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