Trane IntelliPak SAHL Series Installation, Operation And Maintenance Manual page 120

Unit Start Up
Figure 51. 40 & 50, 55 / 48 & 59 ton supply fan performance
8.0
7.5
1200 RPM
7.0
6.5
6.0
1100 RPM
5.5
5.0
1000 RPM
4.5
4.0
900 RPM
3.5
800 RPM
3.0
2.5
700 RPM
2.0
5 HP
600 RPM
1.5
500 RPM
1.0
0.5
0.0
0 2000 4000 6000
0
Figure 52. 60-75, 73-89 ton supply fan performance
1200 RPM
8.0
7.5
1100 RPM
7.0
6.5
1000 RPM
6.0
5.5
5.0
900 RPM
4.5
4.0
800 RPM
3.5
3.0
700 RPM
2.5
600 RPM
2.0
1.5
500 RPM
1.0
0.5
0.0
0 3000 6000
120
25 HP
20 HP
15 HP
10 HP
7.5 HP
8000 10000 12000 14000 16000 18000 20000 22000 24000 26000 28000 30000
CFM
30 HP
20 HP
15 HP
10 HP
7.5 HP
9000 12000 15000 18000
CFM
40 HP
30 HP
50 HP
40 HP
25 HP
21000 24000 27000
S_HL* 40 & 50, 55, 48 & 59 Ton
Dual 20 X 20 Fans
Entrance Losses
- without Evap Coil
- without Filters
- without Return Air Dampers
- without Exhaust
50%
Fan Curve Limits
- Minimum Motor HP = 7.5
- Maximum Motor HP
60%
40, 50 = 30 HP
* *
- Maximum RPM
7.5 - 15 HP = 1141
20 - 30 HP = 1170
- Maximum CFM
70%
*40 = 18,000
*50 = 22,500
*55 = 24,750
- Maximum Static Pressure
80%
Leaving the Unit = 4.0" w.c.
90%
S_HL*60, *70, *75 Ton
*73, *80, *89 Ton
Dual 22 X 22 Fans
Entrance Losses
- without Evap Coil
- without Filters
- without Return Air Dampers
- without Exhaust
50%
Fan Curve Limits
- Minimum Motor HP = 10
- Maximum Motor HP = 40
- Maximum RPM = 1130
- Maximum CFM
60%
- Maximum Static Pressure
Leaving the Unit = 4.0" w.c.
70%
80%
90% wocfm
30000 33000 36000
60 = 27,000
70* & 75* = 30,000
RT-SVX36G-EN