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Unitary Products Group
17
To determine the total circuit length, add the following distances:
1 - Outdoor Unit to Indoor Unit
________
2 - Indoor Unit to Thermostat
________
3 - Thermostat to Indoor Unit
________
4 = Indoor Unit to Outdoor Unit
________
Total Circuit Length
________
TABLE 12: PHYSICAL DATA - ELECTRIC HEAT ACCESSORIES
Description
Nominal Heater Capacity
10 kW
16 KW
26 KW
36 KW
Heater Elements
% Nickel
59.2
% Chromium
16.0
Coil ID - inches
9/32
Watt Density - watts/sq.in.
59
Rows Deep
1
2
3
4
Face Area - square feet
3.0
TABLE 13: ELECTRICAL DATA - OUTDOOR UNIT
Model
EFB
Compressor
Outdoor Fan Motor
Min.
Circuit
Amps
Max.
Fuse
Size
Min. Wire
Size,
1
AWG
Power
Supply
RLA
LRA
Power
Factor
Power
Supply
Qty.
FLA
(Each)
090A
25
200/230-3-60
25.6
190.0
0.94 @ 208V
208/230-1-60
2
3.03
38.1
60
8
0.84 @ 230V
46
460-3-60
12.8
95.0
0.86
460-1-60
2
1.6
19.2
30
10
1
Based on three, 60ºC insulated copper conductors in steel conduit.
TABLE 14: INDOOR UNIT - HEAT PUMP ONLY
Blower
Motor
HP
Power
Supply
FLA
Max. Fuse
Size,
1
AMPS
1
Dual element, time delay fuses.
FA090
1-1/2
208-3-60
5.2
15
230-3-60
5.0
15
460-3-60
2.6
15
TABLE 15: CONTROL WIRE SIZING
Wire Size
Max. Total
Circuit Length, (Ft.)
#19 Solid
130
#18 Solid
170
#18 Stranded
180
#16 Stranded
270
#14 Stranded
455
#12 Stranded
730