Install vertically for sufficient heat dissipation.
Clearance requirements for single and multiple installation:
1.2 Installing the Inverter
Install the inverter on the wall by means of the wall-mounting bracket and the
expansion plug sets.
The depth of the holes should be about 70 mm. Be sure to adhere to the
following screw assembly sequence: self-tapping screw, spring washer, fender
washer, wall-mounting bracket.