Base Unit Dimensions-48Hj004-007 - Carrier 48HJD005-007 Installation, Start-Up And Service Instructions Manual

(low nox) single-package rooftop heating/cooling
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STANDARD
DURABLADE
UNIT
ECONOMIZER
UNIT
WEIGHT
WEIGHT
48HJ
Lb
Kg
Lb
Kg
004
530
240
34
15.4
005
540
245
34
15.4
006
560
254
34
15.4
007
615
279
34
15.4
CONNECTION SIZES
" " " " Dia [35] Field Power Supply Hole
A
1
3
/
8
2" " " " Dia [51] Power Supply Knockout
B
" " " " Dia [44] Charging Port Hole
3
C
1
/
4
" " " " Dia [22] Field Control Wiring Hole
7
D
/
8
" " " " -14 NPT Condensate Drain
3
E
/
4
" " " " -14 NPT Gas Connection
5
F
/
8
" " " " Dia [64] Power Supply Knockout
2
1
/
G
2
CORNER
CORNER
ECONOMI$ER
WEIGHT
WEIGHT
WEIGHT
(A)
(B)
Lb
Kg
Lb
Kg
Lb
Kg
47
21.3
127
57.6
122
55.3
47
21.3
129
58.5
124
56.2
47
21.3
134
60.8
129
58.5
47
21.3
147
66.7
142
64.4
NOTES:
1. Dimensions in [ ] are in millimeters.
2.
3.
4. On vertical discharge units, ductwork to be attached to accessory roof curb only. For horizontal dis-
5. Minimum clearance (local codes or jurisdiction may prevail):
6. With the exception of the clearance for the condenser coil and combustion side as stated in notes
7. Units may be installed on combustible floors made from wood or Class A, B, or C roof covering
8. The vertical center of gravity is 1'-6" [457] up from the bottom of the base rail.
Fig. 5 — Base Unit Dimensions — 48HJ004-007
BOTTOM POWER CHART, THESE HOLES REQUIRED FOR
CORNER
CORNER
USE WITH ACCESSORY PACKAGES — CRBTMPWR001A00
WEIGHT
WEIGHT
(C)
(D)
Lb
Kg
Lb
Kg
THREADED
CONDUIT SIZE
138
62.6
143
64.9
" " " "
1
/
141
64.0
146
66.2
2
" " " "
146
66.2
151
68.5
3
/
4
160
72.6
166
75.3
1
1
/
4
" " " " NPT
1
/
2
" " " " NPT
3
/
4
*Select either
†Select either
Center of gravity.
Direction of airflow.
charge units, field-supplied flanges should be attached to horizontal discharge openings, and all
ductwork should be attached to the flanges.
a. Between unit, flue side and combustible surfaces, 48 inches. (18 in. when using accessory flue
discharge deflector.)
b. Bottom of unit to combustible surfaces (when not using curb), 1 inch.
Bottom of base rail to combustible surfaces (when not using curb) 0 inches.
c. Condenser coil, for proper airflow, 36 in. one side, 12 in. the other. The side getting the greater
clearance is optional.
d. Overhead, 60 in. to assure proper condenser fan operation.
e. Between units, control box side, 42 in. per NEC (National Electrical Code).
f.
Between unit and ungrounded surfaces, control box side, 36 in. per NEC.
g. Between unit and block or concrete walls and other grounded surfaces, control box side, 42 in.
per NEC.
h. Horizontal supply and return end, 0 inches.
5a, b and c, a removable fence or barricade requires no clearance.
material if set on base rail.
7
THROUGH CRBTMPWR004A00
WIRE
REQURED
USE
HOLE SIZES (MAX.)
" " " " [22.2]
24 V
7
/
8
" " " " [28.4]
Power*
1
1
/
8
" " " "
" " " " [44.4]
Power*
1
3
/
4
" " " " [31.8]
Gas†
1
1
/
4
" " " " [41.3]
Gas†
1
5
/
8
" or 1
" for power, depending on wire size.
3
/
1
/
4
4
" or
" for gas depending on gas connection.
1
/
3
/
2
4

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