Trane RT-PRC010-EN Manual page 55

Figure PD-6 — Supply Fan Performance WITH INLET VANES — 40, 50 and 55 Ton
8.0
7.5
7.0
1200 RPM
6.5
6.0
1100 RPM
5.5
5.0
1000 RPM
4.5
4.0
900 RPM
3.5
3.0
800 RPM
2.5
7.5 HP
700 RPM
2.0
5 HP
1.5 600 RPM
500 RPM
1.0
0.5
0.0
0 2000 4000 6000
Note:
1. Important: Maximum static pressure leaving the rooftop is 4.0" H
RT-PRC010-EN
Performance
Data
30 HP
25 HP
20 HP
15 HP
10 HP
8000 10000 12000 14000 16000 18000 20000 22000 24000 26000 28000 30000
CFM
O positive. The static pressure drops from the supply fan to the space cannot exceed 4.0" H
2
40 HP
50%
60%
(40, 50, 55 Tons)
S_HFC40, C50, C55
Dual 20 X 20 Fans
Entrance Losses
- w ith Inlet Guide Vanes
- w ithout Evap Coil
- w ithout Filters
- w ithout Return Air Dampers
- w ithout Exhaust
70%
Fan Curve Limits
- Minimum Motor HP = 7.5
- Maximum Motor HP
C40 = 25 HP
C50 & C55 = 30 HP
80%
- Maximum RPM
7.5 - 15 HP = 1141
20 - 30 HP = 1170
- Maximum CFM
C40 = 18,000
90%
C50 = 22,500
C55 = 24,000
- Maximum Static Pressure
Leaving the Unit = 4.0" w .c.
O.
2
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