Fan Characteristics Curve
0.68
0.64
0.60
0.56
0.52
0.48
0.44
0.40
0.36
0.32
0.28
0.24
0.20
0.16
0.12
0.08
0.04
0.00
600
800
Air Flow (CFM)
RANGE OF AVAILABLE AIRFLOW RATE IN
FAN
ESP
Max Point
SPEED
Max
SP
CFM
(in.)
0.10
H
1265
0.02
0.20
H
1265
0.12
0.30
H
1265
0.24
0.40
H
1265
0.33
0.50
H
1265
0.44
0.60
H
1265
0.52
LEGEND
ESP — External Static Pressure
SP
— Static Pressure
Fig. 10 — Size 030A Fan Curves
1070
1,000
1,200
H-SPEED
Mid Point
Min Point
Mid
SP
Min
SP
CFM
(in.)
CFM
(in.)
1070
0.10
935
0.16
1070
0.19
935
0.24
1070
0.30
935
0.34
1070
0.38
935
0.42
1070
0.49
935
0.53
1070
0.59
935
0.64
Fan Characteristics Curve
0.64
0.60
0.56
0.52
0.48
0.44
0.40
0.36
0.32
0.28
0.24
0.20
0.16
0.12
0.08
0.04
0.00
650
850
Air Flow (CFM)
RANGE OF AVAILABLE AIRFLOW RATE IN
FAN
ESP
Max Point
SPEED
Max
CFM
0.10
H
1366
0.20
H
1380
0.30
H
1380
0.40
H
1380
0.50
H
1380
0.60
H
1380
LEGEND
ESP
— External Static Pressure
SP
— Static Pressure
Fig. 11 — Size 036A Fan Curves
9
1200
1,050
1,250
1,450
H-SPEED
Mid Point
Min Point
SP
Mid
SP
Min
(in.)
CFM
(in.)
CFM
0.00
1200
0.09
1020
0.11
1200
0.21
1020
0.21
1200
0.28
1020
0.34
1200
0.40
1020
0.44
1200
0.48
1020
0.50
1200
0.56
1020
SP
(in.)
0.16
0.26
0.34
0.46
0.55
0.62