DIMENSIONAL DRAWING — 558D036-072
UNIT
558D
CORNER WEIGHT*
ABCD
Lb Kg Lb Kg Lb Kg Lb Kg
036 126 57.2 89 40.4 111 50.3 39 17.7
048 128 58.1 90 40.8 114 51.7 43 19.5
060 132 59.9 94 42.6 120 54.4 49 22.2
072 148 67.1 103 46.7 155 70.3 64 29.0
*Weights are for unit only (aluminum plate fins) and do not include options or crating.
CONNECTION SIZES
A 1
1
⁄
8
9 Dia. [28.6] Field Power Supply Hole
B
3
⁄
4
9-14 NPT Condensate Drain
C 1
3
⁄
8
9 Dia. [35] Power Supply Knockout
D 29 Dia. [50.8] Power Supply Knockout
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 clear-
ance 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 or combustible surfaces as stated in
Notes 5a and b, 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 18-6
1
⁄
2
9 [470] up from the bottom of the base rail. Horizontal center of
gravity is shown.
BOTTOM POWER CHART, THESE HOLES REQ’D FOR USE
WITH ACCESSORY PACKAGES — CRBTMPWR001A00
(
1
⁄
2
(,
3
⁄
4
() OR CRBTMPWR002A00 (
1
⁄
2
(,1
1
⁄
4
()
THREADED CONDUIT
SIZE
WIRE SIZE
REQ’D HOLE
SIZES (MAX.)
1
⁄
2
( 24 v
7
⁄
8
9 [22.2]
3
⁄
4
( POWER† 1
1
⁄
8
9 [28.4]
1
1
⁄
4
( POWER† 1
3
⁄
4
9 [44.4]
†Select either
3
⁄
4
9 or 1
1
⁄
4
9 for power, depending on wire size.
6
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