Samsung OM46N Installation Manual page 7

Single enclosure unit
When using with the enclosure unit, design the semi-outdoor unit according to the following specifications to prevent
discharged hot air from flowing back into the inlet.
• Design the locations of the enclosure unit inlet and outlet to match the locations of the semi-outdoor unit inlet and outlet.
• Allow clearance of 60 mm or more between the product and the enclosure unit.
• Total open area of the ventilation holes
Air outlet
Air inlet
– Minimum ventilation opening ratio (%): 50 % or more
Example 1
• Allow suggested clearance when designing the inlet and outlet.
14,560 mm² or more each
x 1
32,172 mm² or more each
x 2
13,650 mm² or more each
x 3
40,180 mm² or more each
x 2
OM46N
Example 2
English - 7
OM46N / OM55N
OM55N
14,560 mm² or more each
42,840 mm² or more each
13,650 mm² or more each
57,120 mm² or more each
OM46N OM55N
At least 100 mm At least 120 mm
At least 80 mm At least 90 mm
At least 130 mm
At least 160 mm
At least 150 mm