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Electrical Connection SMA Solar Technology AG

20 SB25_30-IA-IEN115050 Installation Manual

5 Electrical Connection

5.1 Overview of the Connection Area

5.1.1 Exterior View

The following figure shows the assignment of the individual connection areas on the bottom of the

inverter.

* If you have ordered the inverter without ESS, the inverter is equipped with 1 negative and 1 positive DC connector.

** Optional

NOTICE!

Electrostatic discharges can damage the inverter.

Internal component parts of the inverter can be irreparably damaged by static electric

discharge.

• Earth yourself before touching a component part.

Object Description

A DC connectors for connecting the PV strings*

B Jack for connecting the DC switch-disconnector Electronic Solar Switch (ESS)**

C Enclosure opening with filler-plugs for communication

D Jack for AC connection

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PV Powered 3000 Installationshandbuch Seite 20