Trane IntelliPak 1, Installation, Operation And Maintenance Manual, Page: 78 / 164

78 RT-SVX072A-EN
Figure 47. Supply fan performance with variable frequency drive - 40 ton cooling only - direct drive plenum, 120%
width
1900 RPM
1800 RPM
1700 RPM
1600 RPM
1500 RPM
1400 RPM
1300 RPM
1200 RPM
1100 RPM
1000 RPM
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
S
ta
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c
P
re
ss
u
re
,
In
ch
e
s
w.
c.
Airflow, CFM
IIm mp po orrtta an ntt:: Maximum static pressure leaving the
rooftop is 4.0" H
2
O positive. The static
pressure drops from the supply fan to the
space cannot exceed 4.0" H
2
O.
N No otte ess::
• 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.
U Un niitt S Stta arrttu up p