Bryant Single Package Rooftop Electric Heating/Electric Cooling Unit 558D User Manual
Page 2
*Indicates horizontal center of gravity.
†Indicates vertical center of gravity.
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 of basepan to combustible surfaces (when not using curb), 0 inches. On
horizontal discharge units with electric heat, 1 in. clearance to ductwork for 1 foot.
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 National Electrical Code (NEC).
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 clearances 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.
CONNECTION SIZES
A 1
1
⁄
8
Љ
dia [28.6] field power supply hole
B
3
⁄
4
Љ
-14 NPT condensate drain
C 1
3
⁄
8
Љ
dia [35] power supply knockout
D 2
Љ
dia [50.8] power supply knockout
UNIT
STD UNIT
WEIGHT
ECONOMIZER WEIGHT
CORNER WEIGHT
(A)
CORNER WEIGHT
(B)
CORNER WEIGHT
(C)
CORNER WEIGHT
(D)
DURABLADE
PARABLADE
Lb
Kg
Lb
Kg
Lb
Kg
Lb
Kg
Lb
Kg
Lb
Kg
Lb
Kg
558D036
365
165.6
34
15.4
42
19.1
126
57.2
89
40.4
111
50.3
39
17.7
558D048
375
170.1
34
15.4
42
19.1
128
58.1
90
40.8
114
51.7
43
19.5
558D060
395
179.2
34
15.4
42
19.1
132
59.9
94
42.6
120
54.4
49
22.2
558D072
470
213.2
34
15.4
42
19.1
148
67.1
103
46.7
155
70.3
64
29.0
Fig. 2 — Base Unit Dimensions
—2—