Trane INTELLIPAK Installation Operation & Maintenance page 67

Figure 4-2
20 & 25 Ton Supply Fan Performance without Inlet Guide Vanes
8.0
1700 RPM
7.5
7.0
1600 RPM
6.5
6.0
1500 RPM
5.5
5.0
1400 RPM
4.5
1300 RPM
4.0
1200 RPM
3.5
3.0 1100 RPM
1000 RPM
2.5
900 RPM
2.0
800 RPM
1.5
700 RPM
1.0
600 RPM
500 RPM
0.5
0.0
0 2000 4000
30 Ton Supply Fan Performance without Inlet Guide Vanes
8.0
7.5
1400 R P M
7.0
6.5
1300 R P M
6.0
5.5
1200 R P M
5.0
4.5
1100 R P M
4.0
1000 R P M
3.5
3.0
900 R P M
2.5
800 R P M
2.0
700 R P M
1.5
600 R P M
1.0
500 R P M
0.5
0.0
0 2000 4000
20 HP
15 HP
10 HP
7.5 HP
5 HP
3 HP
6000 8000 10000
CFM
10 HP
7.5 HP
5 HP
3 HP
6000 8000 10000
CFM
50%
12000 14000 16000
25 HP
20 HP
15 HP
12000 14000 16000
67
S_HF*20 & 25 Ton
Dual 15 X 15 Fans
Entrance Losses
- without Inlet Guide Vanes
- without Evap Coil
- without Filters
- without Return Air Dampers
- without Exhaust Fan
Fan Curve Limits
60%
- Minimum Motor HP = 3
- Maximum Motor HP
C20 & C25 = 15 HP
- Maximum RPM
3 HP - 5 HP = 1100
7.5 HP - 15 HP = 1655
70%
- Maximum CFM
C20 = 9,000
C25 = 11,000
- Maximum Static Pressure
80%
Leaving the Unit = 4.0" w.c.
90%
18000 20000
S_HF*30
Dual 18 X 18 Fans
Entrance Losses
- without Inlet Guide Vanes
- without Evap Coil
- without Filters
- without Return Air Dampers
- without Exhaust
Fan Curve Limits
50%
- 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.
60%
70%
80%
90% wocfm
18000 20000