ACNF Air Handler Installation Manual

4
BRANCH CIRCUIT COPPER WIRE SIZE
(Base on 1% Voltage Drop)
200
64443322
SUPPLY WIRE 150
86644433
TW (60C) 100
108866644
LENGTH - FEET 75
1210886644
50
14 12 18 10 8 8 6 6
15 20 25 30 35 40 45 50
BRANCH CIRCUIT AMPACITY
Note: Wiring for unit only, no heat kit installed.
Table 1
For more than three conductors in a raceway or cable, see the
N.E.C. for derating the ampacity of each conductor.
LAYOUT FOR CEILING MOUNT AIR HANDLERS
NOTE: The location of the unit is based on thorough consideration
of the PRE-INSTALLATION CHECK POINTS.
1. Before locating the unit on the dropped ceiling, ensure the
strength of the ceiling and beams is adequate to support the
weight involved. This is an important step and the installers
responsibility. See the table below for approximate weight
of unit.
MODEL WEIGHT (lb.)
1.5 TON 57
2 TON 64
2.5 TON 68
Table 2
2. Mount the unit in a horizontal position above a dropped
ceiling of adequate strength. Refer to Figure 3. Refer to
Figure 4 for proper mounting methods.
DROP CEILING
PLENUM
OUTLET DUCT
GRILL FOR RETURN AIR
AND SERVICE
TO DRAIN
Figure 3
Figure 4
3. The location of the unit should provide proper access for
inspection and servicing.
MODELABCD
1.5 TON 37 1/4 37 11/16 30 6 1/2
2 TON 43 1/4 40 11/16 36 6 1/2
2.5 TON 49 1/4 46 11/16 42 6 1/2
Table 3