SMA SB 3300-11 Installation - Manual (Page 60)

Troubleshooting SMA Solar Technology AG
60 SB33-38-11-IA-en-62 Installation Manual
3. Insert an insertion tool into the openings of the
terminal contacts (1).
☑ The terminals will loosen.
If you do not receive an insertion tool for operating
the terminals with your replacement varistors,
contact SMA Solar Technology AG.
As an alternative, the individual terminal contacts
can be operated using a screwdriver with a blade
width of 3.5 mm.
4. Remove the varistor (2).
5. Insert the new varistor (3).
The pole with the small loop (crimp) must be fitted
to terminal A when replacing the varistor.
6. Close the inverter as described in section
7.3 "Closing the Inverter" (page 43).
☑ The check and replacement of the varistors is
completed.