Static Pressure - Lennox LIUH018021T431E-1 Service Manual

Static Pressure

5.
LIFHC012021T431E-1
Air flow rate(m3/h )
（ no filter ）
1200
1100
1000
H
900
800
M
700
L
600
500
400
300
200
100
0
700
600
500
400
300
200
100
0
0
Indoor Units
10 25
20
5 10 15 20
External Static Pressure (Pa)
PS ： SP4 M==SP3 H
30
50
40
25 30 35
Static Pressure
SP1
SP2
SP3
SP4
External Static Pressure
（ pa ）
40 45 50
H
M
L
27