Figure 4-2 (continued) – Trane INTELLIPAK ™ ™ ™ ™ ™ Commercial Single-Zone Rooftop Air Conditioners with CV or VAV Control User Manual
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Figure 4-2 (Continued)
40, 50 & 55 Ton Supply Fan Performance without Inlet Guide Vanes
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
0
2000
4000
6000
8000
10000 12000 14000 16000 18000 20000 22000 24000 26000 28000 30000
CFM
STATIC PRESSURE, Inc
h
e
s
w.c
.
40 HP
7.5 HP
10 HP
15 HP
20 HP
25 HP
30 HP
1200 RPM
600 RPM
700 RPM
800 RPM
900 RPM
1000 RPM
1100 RPM
500 RPM
5 HP
40% w
o
cf
m
50%
60%
70%
S_HFC40, C50, C55
Dual 20 X 20 Fans
Entrance Losses
- without Inlet Guide Vanes
- without Evap Coil
- without Filters
- without Return Air Dampers
- without Exhaust
Fan Curve Limits
- Minimum Motor HP = 7.5
- Maximum Motor HP
C40, C50 & C55 = 30 HP
- Maximum RPM
7.5 - 15 HP = 1141
20 - 30 HP = 1170
- Maximum CFM
C40 = 18,000
C50 = 22,500
C55 = 24,000
- Maximum Static Pressure
Leaving the Unit = 4.0" w.c.
90%
80%
60, 70 & 75 Ton Supply Fan Performance without Inlet Guide Vanes
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
0
3000
6000
9000
12000
15000
18000
21000
24000
27000
30000
33000
36000
CFM
STATIC PRESSURE, Inc
h
e
s
w
.c
.
S_HFC60, C70, C75
Dual 22 X 22 Fans
Entrance Losses
- without Inlet Guide Vanes
- without Evap Coil
- without Filters
- without Return Air Dampers
- without Exhaust
Fan Curve Limits
- Minimum Motor HP = 10
- Maximum Motor HP = 40
- Maximum RPM = 1130
- Maximum CFM
C60 = 27,000
C70 & C75 = 30,000
- Maximum Static Pressure
Leaving the Unit = 4.0" w.c.
600 RPM
40% w
o
c
fm
7.5 HP
700 RPM
800 RPM
900 RPM
1000 RPM
1100 RPM
1200 RPM
50%
70%
80%
90% wocfm
10 HP
15 HP
20 HP
25 HP
30 HP
40 HP
50 HP
500 RPM
60%