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SMA Solar Technology AG Electrical Connection

Installation Guide SB25_30-IEN092520 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 bulkhead receptacles on the base 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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