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SMA Solar Technology AG Opening and Closing

Installation Manual SB25_30-IA-IEN115050 45

7 Opening and Closing

7.1 Safety

7.2 Opening the Inverter

1. Disconnect the miniature circuit-breaker and secure against reconnection.

2. If an external DC switch-disconnector is present, disconnect the external DC switch-

disconnector.

3. If an Electronic Solar Switch is installed, pull the

Electronic Solar Switch downwards, slightly

towards the wall.

4. Using a current probe, ensure that no current is

present at any of the DC cables.

☑ If current is present, check the installation.

DANGER!

Risk of lethal electric shock

Before opening the inverter, observe the following:

• Ensure that no voltage is present on the AC side.

• Ensure that neither voltage nor current is present on the DC side.

NOTICE!

Electrostatic discharges can damage the inverter.

The internal component parts of the inverter can be irreparably damaged by electrostatic

discharge.

• Earth yourself before touching a component part.

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PV Powered 3000 Installationshandbuch Seite 45