Carrier 40VMM Series - Page 8

8
LEGEND
ESP
FAN
SPEED
RANGE OF AVAILABLE AIRFLOW RATE IN
H-SPEED
Max Point Mid Point Min Point
Max
CFM
SP
(in.)
Mid
CFM
SP
(in.)
Min
CFM
SP
(in.)
0.10 H 771 0.05 640 0.10 570 0.14
0.20 H 771 0.14 640 0.19 570 0.23
0.30 H 771 0.26 640 0.29 570 0.32
0.40 H 771 0.36 640 0.38 570 0.42
0.50 H 771 0.46 640 0.51 570 0.55
0.60 H 771 0.56 640 0.61 570 0.64
ESP — External Static Pressure
SP — Static Pressure
0.00
0.04
0.08
0.12
0.16
0.20
0.24
0.28
0.32
0.36
0.40
0.44
0.48
0.52
0.56
0.60
0.64
0.68
350 450 550 650 750 850
External static pressure (in WG)
Fan Characteristics Curve
Air Flow (CFM)
H-Speed
M-Speed
L-Speed
640
H-Speed
H-Speed
M-Speed
L-Speed
M-Speed
L-Speed
Upper Limit of ESP (Max ESP)
Lower Limit of ESP (Max ESP)
Upper Limit of ESP (Rating ESP)
Upper Limit of ESP (Min ESP)
Lower Limit of ESP
(Rating ESP)
Lower Limit of ESP
(Min ESP)
Fig. 8 — Size 018 Fan Curves
LEGEND
ESP
FAN
SPEED
RANGE OF AVAILABLE AIRFLOW RATE IN
H-SPEED
Max Point Mid Point Min Point
Max
CFM
SP
(in.)
Mid
CFM
SP
(in.)
Min
CFM
SP
(in.)
0.10 H 920 0.03 800 0.10 680 0.16
0.20 H 920 0.12 800 0.18 680 0.24
0.30 H 920 0.22 800 0.29 680 0.32
0.40 H 920 0.30 800 0.33 680 0.39
0.50 H 920 0.42 800 0.46 680 0.50
0.60 H 920 0.53 800 0.59 680 0.64
ESP — External Static Pressure
SP — Static Pressure
0.00
0.04
0.08
0.12
0.16
0.20
0.24
0.28
0.32
0.36
0.40
0.44
0.48
0.52
0.56
0.60
0.64
0.68
450 550 650 750 850 950
External static pressure (in WG)
Fan Characteristics Curve
Air Flow (CFM)
H-Speed
M-
Speed
L-Speed
M-Speed
L-Speed
M-Speed
L-Speed
H-Speed
H-Speed
800
Upper Limit of ESP (Max ESP)
Lower Limit of ESP
(Max ESP)
Upper Limit of ESP (Rating ESP)
Upper Limit of ESP (Min ESP)
Lower Limit of ESP
(Rating ESP)
Lower Limit of ESP
(Min ESP)
Fig. 9 — Size 024 Fan Curves