02 Enclosure unit design guide
Inlet and outlet types
Air inlet and outlet should be grid or mesh types.
–
Do not use the louver type as it has a limited intake size.
Grid type
Mesh type
Louver type
Vent opening design guide
Follow the guide when combining the semi-outdoor unit with the enclosure unit.
–
If the instructions provided in this guide are not observed, the cooling system may not work properly and may cause
a malfunction, which will not be covered by warranty.
–
The opening ratio should be minimum
50 %.
–
Calculating Total open area of the ventilation and Ventilation opening ratio
Total Area of the Ventilation: 181 x 89 =
16,109 mm
Total open area of Ventilation holes : 20 x 20 x 32 =
12,800 mm
181 mm
3 mm
20 mm
89 mm
Ventilation opening ratio:
Total open area of Ventilation holes
=
12,800 mm
x 100 = 79 %
Total Area of the Ventilation
16,109 mm
English - 8
OM75R
