49RT-PRC010-EN
Performance
Data
Note:
1. Important: Maximum static pressure leaving the rooftop is 4.0” H2O positive. The static pressure drops from the supply fan to the space cannot exceed 4.0” H2O.
Figure PD-3— Supply Fan Performance With VARIABLE FREQUENCY DRIVE or WITHOUT INLET VANES — 30 Ton
(30 Ton)
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
STATIC PRESSURE, Inches w.c
1400 RPM
800 RPM
900 RPM
1000 RPM
1100 RPM
1200 RPM
1300 RPM
600 RPM
700 RPM
500 RPM
S_HFC30
Dual 18 X 18 Fans
Entrance Losses
- w ithout Inlet Guide Vanes
- w ithout Evap Coil
- w ithout Filters
- w ithout Return Air Dampers
- w ithout 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.
5 HP
7.5 HP
10 HP
25 HP
15 HP
20 HP
3 HP
40% wocfm
50%
60%
80%
90% w ocfm
70%