Figure 4-4 (continued) – Trane INTELLIPAK ™ ™ ™ ™ ™ Commercial Single-Zone Rooftop Air Conditioners with CV or VAV Control User Manual
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Figure 4-4 (Continued)
40, 50 & 55 Ton Supply Fan Performance with 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% w
o
cf
m
50%
60%
70%
1200 RPM
500 RPM
600 RPM
700 RPM
800 RPM
900 RPM
1000 RPM
1100 RPM
5 HP
7.5 HP
10 HP
15 HP
20 HP
25 HP
30 HP
40 HP
S_HFC40, C50, C55
Dual 20 X 20 Fans
Entrance Losses
- with 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 with 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, Inches w
.c.
S_HFC60, C70, C75
Dual 22 X 22 Fans
Entrance Losses
- with 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.
1000 RPM
900 RPM
800 RPM
700 RPM
600 RPM
500 RPM
1100 RPM
1200 RPM
7.5 HP
10 HP
15 HP
20 HP
25 HP
30 HP
40 HP
50 HP
90% wocfm
80%
50%
40%
w
o
c
fm
70%
60%