Carrier 40VMM Series Installation And Maintenance Instructions Manual page 6

Fan Characteristics Curve
0.36
0.32
M - Speed
0.28
L - Speed
0.24
0.20
H - Speed
0.16
M - Speed
L - Speed
0.12
0.08
M - Speed
L - Speed
0.04
0.00
180 220
Air Flow (CFM)
RANGE OF AVAILABLE AIRFLOW RATE IN
FAN
ESP Max Point
SPEED
Max SP
CFM (in.)
0.08 H 299 0.07
0.16 H 299 0.14
0.24 H 299 0.22
0.32 H 299 0.29
LEGEND
ESP — External Static Pressure
SP — Static Pressure
Fig. 4 — Size 007 Fan Curves
H - Speed
-
260 300
H-SPEED
Mid Point Min Point
Mid SP Min SP
CFM (in.) CFM (in.)
260 0.08 221 0.09
260 0.16 221 0.18
260 0.24 221 0.27
260 0.32 221 0.34
Fan Characteristics Curve
0.36
0.32
0.28
0.24
L -Speed
0.2
0.16
0.12
L -Speed
0.08
Lower limite of ESP (Rating ESP)
0.04
L -Speed
0
150 200
Air flow (CFM)
RANGE OF AVAILABLE AIRFLOW RATE IN
FAN
ESP Max Point
SPEED
Max
CFM
0.00 H 391
0.04 H 391
0.08 H 391
0.12 H 391
0.16 H 391
0.20 H 391
0.24 H 391
0.28 H 391
0.32 H 391
LEGEND
ESP — External Static Pressure
SP — Static Pressure
Fig . 5 — S ize 009 Fan Curve s
6
H-Speed
M-Speed
340
H-Speed
M-Speed
H-Speed
Lower limite of
M-Speed
ESP (Min ESP)
250 300 350 400
H-SPEED
Mid Point Min Point
SP Mid SP Min
(in.) CFM (in.) CFM
0.00 340 0.00 289
0.00 340 0.04 289
0.04 340 0.08 289
0.09 340 0.12 289
0.14 340 0.16 289
0.18 340 0.20 289
0.20 340 0.24 289
0.24 340 0.28 289
0.30 340 0.32 289
450
SP
(in.)
0.01
0.07
0.11
0.15
0.18
0.22
0.27
0.31
0.33