Installation Instructions

SMA Solar Technology AG Opening and Closing
Installation Guide SB11_12_17-IEN100132 33
4. Remove all screws from the enclosure lid and pull
the lid forward smoothly.
5. Remove the PE connection from the lid by loosening
the locking device of the PE connection on the lid.
☑ The Sunny Boy is free of voltage and you can work
on it.
7.2 Closing the Sunny Boy
1. Connect the protective earth (PE) to the enclosure lid.
2. Secure the enclosure lid of the Sunny Boy by evenly
tightening the 4 lid screws.
3. Check the DC plug connector for correct polarity
and connect it.
DANGER!
Danger to life due to high voltages in the Sunny Boy!
The capacitors in the Sunny Boy require 15 minutes to discharge.
• Wait 15 minutes before opening the Sunny Boy.