Opening and Closing SMA Solar Technology AG
42 SB13_21TL-IA-IEN121060 Installation Guide
7.3 Closing the Inverter
1. Establish the protective conductor (PE) connection to the lid.
2. Secure the enclosure lid of the inverter by evenly
tightening the 4 lid screws.
3. Attach the AC plug.
4. Check the DC connectors for correct polarity and connect them.
To unlock the DC connectors see section 7.2"Opening the Inverter" (page39).
5. Close all the DC inputs that are not needed as described in section 5.4.4"Connecting the PV
Array (DC)" (page33) in order to seal the inverter.
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