SMA SB 3300 Installation - Manual (Page 19)

SMA Solar Technology AG Assembly
Installation Guide SB33_38-IEN111851 19
7. If a second protective conductor is not required,
secure the inverter against excavation:
– Insert cylinder bolt with safety washer through
the metal lashing eye on the bottom of the
enclosure. The toothing of the safety washer
must face toward the metal shackle.
– Tighten cylinder bolt to a tightening torque of
6 Nm.
8. Check to ensure that the inverter is firmly fastened. The wall mounting bracket is designed so
that the inverter tilts backward slightly on a perfectly vertical wall.
9. Attach the ventilation grids provided to the inverter.
To help you identify the sides, "links/left" or "rechts/
right" is printed on the inside of the ventilation grids.
☑ The inverter is now mounted.