Enclosure Unit Design Guide; Inlet And Outlet Types; Vent Opening Design Guide - Samsung OM46N Installation Manual

03 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.

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 ventilation opening ratio should be minimum 50 %.
– Calculating the total area of the ventilation and ventilation opening ratio
3 mm
Ventilation opening ratio:
20 mm
181 mm
Total area of the ventilation: 181 x 89 = 16,109 mm⁲
Total open area of the ventilation holes: 20 x 20 x 32 = 12,800 mm⁲
Total open area of the ventilation holes
Total area of the ventilation
Grid type
Mesh type
Louver type
=
English - 18
OM46N-D / OM55N-D
89 mm
12,800 mm⁲
x 100 = 79 %
16,109 mm⁲