SMA WB 3300-11 Installation - Manual (Page 25)

SMA Solar Technology AG Electrical Connection
Installation Manual WB33-38-IA-IEN120940 25
5.3.2 Connecting the Inverter to the Electricity Grid (AC)
Overview of the AC connection socket
Procedure
1. Check that the line voltage is within the permissible voltage range.
The exact operating range of the inverter is specified in the operating parameters. The relevant
document can be found in the download area at www.SMA.de/en, in the "Technical
Description" category of the respective inverter.
2. Disconnect the miniature circuit-breaker and secure against accidental or inadvertent
reconnection.
3. If necessary, replace 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. Pass the pressure screw (E) over the AC cable.
Object Description
A Protective cap for bush insert
B Bush insert
C Threaded sleeve with sealing ring for cable diameters from 10 mm … 14 mm
D Sealing ring for cable cross-section from 6 mm … 10 mm
E Pressure screw