Packaged Rooftop Air Conditioners Manual

51RT-PRC010-EN
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-4 — Supply Fan Performance WITH INLET VANES — 30 Ton
(30 Ton)
Performance
Data
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, Inches 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
- w ith Inlet Guide Vanes
- w ithout Evap Coil
- w ithout Filters
- w ithout Return Air Damper
s
- w ithout Exhaust
Fan Curve Limits
- Minimum Motor HP = 5
- Max imum Motor HP = 20
- Max imum RPM = 1379
- Max imum 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% wocfm
50%
60%
70%
80%
90% w ocfm