Carrier 40VMM Series Installation And Maintenance Instructions Manual page 10

Fan Characteristics Curve
0.68
0.64
0.6
0.56
0.52
0.48
0.44
0.4
0.36
0.32
0.28
0.24
0.2
0.16
0.12
0.08
0.04
0
700 800 900 1000 1100 1200 1300 1400 1500 1600 1700
AIR FLOW (CFM)
RANGE OF AVAILABLE AIRFLOW RATE IN
FAN
ESP Max Point
SPEED
Max SP
CFM (in.)
0.10 H 1509 0.00
0.20 H 1576 0.07
0.30 H 1576 0.17
0.40 H 1576 0.31
0.50 H 1576 0.38
0.60 H 1576 0.45
LEGEND
ESP — External Static Pressure
SP — Static Pressure
Fig. 12 — Size 048 Fan Curves
NOTES FOR FIG. 4 - 12:
1. There are 9 ESP (external static pressure) settings for sizes 007 and 009, and 16 ESP settings for sizes 012 through 048.
2. All fan curves show examples of fan characteristics of the MAX. ESP, Rating ESP, and MIN. ESP.
3. All tables show air flows at "H-Speed" for each ESP setting. ESP settings are listed in the first column of each table.
4. Select ESP setting according to the resistance of the connected duct.
5. A controller can be used to change the indoor unit fan speed to H, M, or L.
1366
H-SPEED
Mid Point Min Point
Mid SP Min SP
CFM (in.) CFM (in.)
1370 0.10 1165 0.20
1370 0.18 1165 0.28
1370 0.29 1165 0.36
1370 0.41 1165 0.47
1370 0.52 1165 0.58
1370 0.54 1165 0.62
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