035-16626-000-E-0103
Unitary Products Group
9
FIGURE 5 - ELECTRIC HEAT ACCESSORY
HEATER
ELEMENT
CHAMBER
3/4
A
C
1
D
L
E
F
M
G
H
K
B
ACCESS OPENING FOR POWER SUPPLY WIRING
1/2
WIRING HARNESS LOCATION
This opening in the bottom of the heater
control box is used for the wiring harness
that connects the heater accessory to the
basic unit. It is provided with a squeeze
connector for securing the wiring harness,
and its location corresponds to the loca-
tion of the 1-23/32 inch knockout in the top
panel of the basic unit.
CONTROL BOX
ACCESS PANEL
10KW THRU 30KW - Add a 1-1/4 inch conduit fitting
to the 1-23/32 inch hole for wire sizes up through
#1 A
W
G. Remove the knockout ring and add a
1-1/2 inch conduit fitting to the 1-31/32 inch hole
for wire sizes up through #0 AWG.
50 KW - Add a 1-1/4 inch conduit fitting to the
1-23/32 inch hole for wire sizes up through #1\
AWG. Remove the knockout ring and add a
two-inches conduit fitting to the 2-1/2" hole
for wire sizes up through #000 AWG.
Used on FEH180 only.
TABLE 5: ELECTRIC HEATER DIMENSIONS FEH180 & 240
Heater
Model
1
Nom.
kW
Heater Dimensions (inches)
A
B
C
D
E
F
G
H
K
L
M
2HB04501025, 46
10
27-1/4
25-1/4
14-1/4
1
4
1/2
5-1/2
1-1/2
1-1/2
22-1/4
19-1/4
2HB04502025, 46
20
2HB04503025, 46
30
2HB04505025, 46
50
29-7/8
26-3/8
21-3/4
2-3/8
5-1/4
3/4
6-3/4
2-1/4
2-1/2
22-1/4
19-1/4
1.
2HC04501025, 46 and 2HC04502025, and 46 are used on the FEH240 units only. The dimensions are the same as
shown above for the 2HB heaters. The 2HB heaters are installed on the drive side of the FEH240 and the 2HC heaters
are installed on the opposite side.
(See Table 5 for Dimensions.)
FIGURE 6 - RETURN AIR GRILLE FEH180
60-3/4
31
5/8
FIGURE 7 - RETURN AIR GRILLE FEH240
