035-16626-000-E-0103
Unitary Products Group
15
TABLE 9: ELECTRICAL RATINGS INDOOR UNIT - HEAT PUMP ONLY
Blower Motor
HP
Nominal
Heater KW
Power
Supply
Heater
FLA
Minimum
Circuit
Ampacity
Maximum Fuse
Size
1
Minimum Wire
Size AWG
2
Maximum Wire
Length feet
3
Minimum
Disconnect
Amps
F1EH180A33
3
10 KW
208-3-60
20.8
35.5
40
8 AWG
140
60
230-3-60
23.1
38.1
40
8 AWG
133
60
460-3-60
11.5
19.0
20
14 AWG
132
30
20 KW
208-3-60
41.6
61.5
70
6 AWG
222
60
230-3-60
46.2
66.9
70
4 AWG
337
100
460-3-60
23.1
33.5
35
10 AWG
335
60
30 KW
208-3-60
62.5
87.6
90
3 AWG
446
100
230-3-60
69.3
95.8
100
3 AWG
423
100
460-3-60
34.6
47.8
50
8 AWG
533
60
50 KW
208-3-60
104.4
140.0
150
0 AWG
895
150
230-3-60
115.2
153.2
175
2/0 AWG
1073
150
460-3-60
57.6
76.6
80
4 AWG
1347
100
F1EH240A
5
20 KW
208-3-60
41.6
68.0
70
4 AWG
186
100
230-3-60
46.2
70.6
80
4 AWG
251
100
460-3-60
23.1
35.3
40
8 AWG
381
60
30 KW
208-3-60
62.5
94.1
100
3 AWG
233
100
230-3-60
69.3
99.4
100
3 AWG
315
100
460-3-60
34.6
49.7
50
8 AWG
381
60
40 KW
208-3-60
83.3
120.1
125
1 AWG
371
150
230-3-60
92.1
127.9
150
1 AWG
501
150
460-3-60
46.1
64.0
70
6 AWG
604
100
50 KW
208-3-60
104.4
146.5
150
0 AWG
469
150
230-3-60
115.2
156.8
175
2/0 AWG
798
150
460-3-60
57.6
78.4
80
4 AWG
962
100
1.
Maximum fuse or maximum circuit breaker (HACR type per NEC).
2.
Based on three, 75 C insulated copper conductors in conduit and ambient of 30 C.
3.
Based on a 5% voltage drop, since unit controls are powered off the unit supply. Two minute time delay between system 1 and
system 2.
