Trane INTELLIPAK ™ ™ ™ ™ ™ Commercial Single-Zone Rooftop Air Conditioners with CV or VAV Control User Manual
Page 75
73
Figure 4-4
20 & 25 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
CFM
ST
AT
IC PRESSURE, In
c
h
e
s
w.c
.
50%
60%
70%
40%w
o
cf
m
90%wocfm
20 HP
1500 R P M
15 HP
1400 R P M
1300 R P M
7.5 HP
10 HP
1200 R P M
5 HP
1100 R P M
1000 R P M
3 HP
900 R P M
800 R P M
700 R P M
600 R P M
500 R P M
1600 R P M
1700 R P M
S_HFC20 & 25 Ton
Entrance Losses
- with Inlet Guide Vanes
- without Evap Coil
- without Filterts
- without Return Air dampers
- without Exhaust Fan
Fan Curve Limits
- Minimum Motor HP = 3
- Maximum Motor HP
C20 & C25 = 15 HP
- Maximum RPM
3 HP - 5 HP = 1100
7.5 HP - 15 HP = 1655
- Maximum CFM
C20 = 9,000
C25 = 11,000
- Maximum Static Pressure
Leaving the Unit = 4.0" w.c.
80%
30 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
4000
8000
12000
16000
20000
CFM
STATIC PRESSURE, Inc
h
e
s
w.c
.
25 HP
3 HP
5 HP
7.5 HP
10 HP
15 HP
20 HP
S_HFC30
Dual 18 X 18 Fans
Entrance Losses
- with Inlet Guide Vanes
- without Evap Coil
- without Filters
- without Return Air Dampers
- without Exhaust
Fan Curve Limits
- Minimum Motor HP = 5
- Maximum Motor HP = 20
- Maximum RPM = 1379
- Maximum CFM = 13,500
- Maximum Static Pressure
Leaving the Unit = 4.0" w.c.
700 RPM
800 RPM
900 RPM
1000 RPM
1100 RPM
1200 RPM
1300 RPM
1400 RPM
500 RPM
600 RPM
40% w
o
cf
m
50%
60%
70%
80%
90% wocfm