Trane IntelliPak 1 Installation, Operation And Maintenance Manual page 78

U U n n i i t t S S t t a a r r t t u u p p
Figure 47. Supply fan performance with variable frequency drive - 40 ton cooling only - direct drive plenum, 120%
width
8.0
7.5
7.0
6.5
6.0
1600 RPM
5.5
1500 RPM
5.0
4.5
1400 RPM
4.0
1300 RPM
3.5
1200 RPM
3.0
1100 RPM
2.5
1000 RPM
2.0
1.5
1.0
0.5
0.0
0 2000 4000
I I m m p p o o r r t t a a n n t t : : Maximum static pressure leaving the
rooftop is 4.0" H
pressure drops from the supply fan to the
space cannot exceed 4.0" H
78
1900 RPM
1800 RPM
1700 RPM
6000 8000 10000
Airflow, CFM
O positive. The static
2
O.
2
12000 14000 16000
N N o o t t e e s s : :
• Shaded areas represent selectable area.
Contact your local Trane ® representative for
more information.
• Supply fan performance curve includes
internal resistance of rooftop. For total static
pressure determination, system external
static must be added to appropriate
component static pressure drops
(evaporator coil, filters, optional economizer,
optional relief fan, optional heating system,
optional cooling only extended casing,
optional roof curb).
• Maximum Cfm (for cULus approval) as
follows: 40 ton - 18,000 Cfm.
• Minimum motor horsepower is 3 hp.
Maximum motor horsepower is 25 hp.
Maximum fan RPM is 1,900.
18000 20000
RT-SVX072A-EN