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16
ENGLISH
FAN SPEEDS
For ducted installations, check air flow and static pressure
against values shown in the following diagrams.
Insufficient air flow can cause operating problems such
as icing which may damage the compressor in the
outdoor unit.
m
3
50
40
30
60
Pa
90
80
70
20
1100 1200
10
700 800 900 100
0
m
3
1000 1100 1200 1300
20
1400 1500
10
50
40
30
60
Pa
90
80
70
m
3
1500 1600 1700 1800
20
1900 2000
10
50
40
30
60
Pa
90
80
70
m
3
1800 1900 2000 2100
20
2200 2300
10
50
40
30
60
Pa
90
80
70
m
3
28001400 1600 1800 2000 2600
20
2200 2400
10
50
40
30
60
Pa
90
80
70
High speed
Low speed
High speed
Low speed
High speed
Low speed
High speed
Low speed
Low speed
High speed
Model 18 Model 24
Model 30-36 Model 48
Model 60
Note : 07-18K for free blow application.
J368-EN.indd 16 2/1/07 9:41:20 AM