10
Base unit dimensions — 50TFF008-014
UNIT
STD UNIT
WEIGHT
DURABLADE
ECONOMIZER
WEIGHT
ECONOMI$ER
WEIGHT
CORNER
WEIGHT
(A)
CORNER
WEIGHT
(B)
CORNER
WEIGHT
(C)
CORNER
WEIGHT
(D)
“H”
“J”
“K”
Lb
Kg
Lb
Kg
Lb
Kg
Lb
Kg
Lb
Kg
Lb
Kg
Lb
Kg
Ft-in.
mm
Ft-in.
mm
Ft-in.
mm
50TFF008
755
342
44
20
62
28
164
74
140
64
208
94
243
110
1-2
7
/
8
378
3-5
5
/
16
1050
2-9
11
/
16
856
50TFF009
760
345
44
20
62
28
165
75
141
64
209
94
245
111
3-3
7
/
8
1013
3-5
5
/
16
1050
2-9
11
/
16
856
50TFF012
915
415
44
20
62
28
199
90
170
77
252
114
294
134
2-5
7
/
8
759
4-1
5
/
16
1253
3-0
3
/
8
924
50TFF014
930
422
44
20
62
28
202
92
172
78
256
116
300
136
1-2
7
/
8
378
4-1
5
/
16
1253
3-0
3
/
8
924
NOTES:
1. Dimensions in [ ] are in millimeters.
2.
Center of gravity.
3.
Direction of airflow.
4. Ductwork to be attached to accessory roof curb only.
5. Minimum clearance (local codes or jurisdiction may prevail):
a. Bottom to combustible surfaces (when not using curb) 0 inches, on horizontal discharge units with
electric heat 1 in. clearance to ductwork for 1 ft.
b. Condenser coil, for proper airflow, 36 in. one side, 12 in. the other. The side getting the greater
clearance is optional.
c. Overhead, 60 in. to assure proper condenser fan operation.
d. Between units, control box side, 42 in. per NEC (National Electrical Code).
e. Between unit and ungrounded surfaces, control box side, 36 in. per NEC.
f.
Between unit and block or concrete walls and other grounded surfaces, control box side, 42 in. per
NEC.
g. Horizontal supply and return end, 0 inches.
6. With the exception of the clearance for the condenser coil as stated in Notes 5a, b, and c, a removable
fence or barricade requires no clearance.
7. Units may be installed on combustible floors made from wood or Class A, B, or C roof covering material.
8. The vertical center of gravity is 1
′
-7
1
/
2
″
[495] for 008 and 009, 2
′
-0
″
[610] for 012 and 014 up from the
bottom of the base rail.
CONNECTION SIZES
A
1
3
/
8
″
Dia. [35] Field Power Supply Hole
B
2
1
/
2
″
Dia. [64] Power Supply Knockout
C
1
3
/
4
″
Dia. [44] Charging Port Hole
D
7
/
8
″
Dia. [22] Field Control Wiring Hole
E
3
/
4
″
— 14 NPT Condensate Drain
F
2
″
Dia. [51] Power Supply Knockout
BOTTOM POWER CHART, THESE HOLES REQ’D
FOR USE WITH ACCESSORY PACKAGES —
CRBTMPWR001A00 (
1
/
2
″
,
3
/
4
″
) OR
CRBTMPWR002A00 (
1
/
2
″
, 1
1
/
4
″
)
*Select either
3
/
4
″
or 1
1
/
4
″
for power, depending on wire
size.
THREADED
CONDUIT
SIZE
WIRE
USE
REQ’D HOLE
SIZES
(Max.)
1
/
2
″
24 V
7
/
8
″
[22.2]
3
/
4
″
Power*
1
1
/
8
″
[28.4]
1
1
/
4
″
FPT
Power*
1
3
/
4
″
[44.4]