Trane IntelliPak 1 Installation, Operation And Maintenance Manual page 87

Figure 56. Supply fan performance with variable frequency drive - 60, 70, and 75 tons gas heat, direct drive plenum,
80% width
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
RT-SVX072A-EN
O positive. The static
2
O.
2
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: 60, 70, and 75 tons gas heat - 27,000
Cfm.
• Minimum motor horsepower is 10 hp (2 x 5
hp motors). Maximum motor horsepower is
40 hp (2 x 20 hp motors). Maximum fan RPM
is 1,700.
U U n n i i t t S S t t a a r r t t u u p p
87