2 connecting the inverter to the public grid (ac), Connecting the inverter to the public grid (ac) – SMA SB 3000TL-20 Installation User Manual
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SMA Solar Technology AG
Electrical Connection
Installation Guide
SB30TL_40TL_50TL-IA-IEN120231
29
5.3.2 Connecting the Inverter to the Public Grid (AC)
1. Check that the grid voltage is within the permissible voltage range.
The exact operating range of the inverter is specified in the operation parameters. The
corresponding document is located in the download area at www.SMA.de/en, in the
"Technical Description" category of the respective inverter.
2. Disconnect the line circuit breaker and secure against re-connection.
3. Remove the Electronic Solar Switch.
4. Loosen all 6 captive screws and remove lid.
5. Check the correct country setting of the inverter using the supplement provided against the
factory settings.
If the inverter is not set to the desired country standard, then adjust the country standard as
described in section 5.5.2 ”Setting the Country Standard and Language using Rotary Switches”
(page 47).
6. For easy connection, loosen the display screws until
the display raises.
– Flip up the display until it clicks into place.