SMA WINDY BOY 3300 - Connecting the Inverter to the Public Grid (AC)

Electrical Connection SMA Solar Technology AG
24 WB33_38-IEN101830 Installation Guide
5.3.1 Connecting the Inverter to the Public Grid (AC)
Overview of the AC connection socket
Procedure
1. Check that the grid voltage is within the permissible voltage range.
The exact operating range of the inverter is specified in the operating 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. If necessary, exchange the sealing ring of the threaded sleeve with the sealing ring provided.
– Pull the sealing ring out of the threaded sleeve.
– Insert the smaller sealing ring.
4. Thread the clamping nut (E) over the AC cable.
Object Description
A Protective cap for socket element
B Socket element
C Threaded sleeve with sealing ring for cable diameters from 10mm…14 mm
D Sealing ring for cable diameters of 6 mm…10 mm
EClamping nut