035-18548-001-B-0203
Unitary Products Group
5
TABLE 1: PHYSICAL DATA
Evaporator Coils
Description
Unit Model FF-07
Rows Deep x Rows Wide
3 x 32
Finned Length - inches
46
Face Area - square feet
10.1
Tube OD - inches
3/8
Fins per inch
13
Centrifugal Blower
(Forward Curve)
Diameter x Width - inches
15 x 15
Motors
1
Nominal HP Rating
1-1/2
Filters (Throwaway)
Quantity Per Unit
16" x 25" x 1
4
Face Area - square feet
11.1
Distributor
One Per Unit
5-3-10-12
2
Operating Weight, Lbs.
3
Holding Charge
9.5 oz.
Basic Unit
385
Accessories
Supply Air Plenum
102
Return Air Grille
15
Hot Water Coil
82
Steam Coil
85
Base
60
Electric Heat:
10 KW
63
16 KW
66
26 KW
71
36 KW
74
Hot Water Coil
Tubes OD, inches
1/2 (Copper)
Rows Deep
2
Fins Per Inch
12 (Aluminum)
Face Area, square feet
6.8
Connections (Supply & Return)
1" NPTE
Steam Coil
Outer Tube OD, inches
1 (Brass)
Rows Deep
1
Fins Per Inch
8 (Aluminum)
Face Area - square feet
6.6
Connection
Inlet
1-1/2" NPTE
Outlet
1-1/2" NPTE
Electric Heat
Heater
Elements
% Nickel
59.2
%Chromium
16.0
watts/sq. in.
59.0
Face Area, square feet
3.0
1.
Refer to Blower Motor and Drive Data for additional blower motor and drive information. All of these 1750 RPM motors have a solid base, a 56 frame,
a 1.15 service factor, inherent protection & permanently lubricated ball bearings.
2.
The first digit refers to inlet diameter (1/8:), second digit refers to tube diameter (1/16”) and the third digit refers to number of tubes and the fourth digit
refers to number of distributors.
3.
Refer to Figure 1 and Table 3 for distributed weight of Evaporator Blower Unit.
TABLE 2: APPLICATION DATA
Model
Power Supply
Voltage
Variation
1
Supply Air
CFM
Entering Air Temperatures, ºF
Cooling - wb
Heating - db
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
FF-07
208/230-3-60
187
252
2400
3600
57
72
50
2
80
460-3-60
414
506
1.
Utilization Range “A” in accordance with ARI Standard 110.
2.
The system may operate below 50º F for a short period of time when warming up the conditioned space after a long shutdown.
