Air Handler
16
4.9.2 Wire Sizing
Wire size is important to the operation of your equipment. Use the following check list when
selecting the appropriate wire size for your unit.
Wire size must carry the Minimum Circuit Ampacity (MCA).
Table 13
Model
Nominal
CFM
Nominal
Capacity
BTU/H
Blower
Motor Full
Load Amps
Electric Heat
(kw)
Min. Circuit
Ampacity*
Max. Fuse or
Breaker(HACR)
Ampacity
240V
208V
240V
208V
240V
208V
HNF13018/
A-D
640
18000
0.62
0
0
0.65
0.65
15
15
5
3.8
26.8
23.3
30
25
10
7.5
52.9
45.9
60
50
HNF13024/
A-D
825
24000
1.52
0
0
1.9
1.9
15
15
5
3.8
26.9
23.4
30
25
10
7.5
52.9
45.9
60
50
HNF13030/
A-D
980
30000
1.25
0
0
1.7
1.7
15
15
5
3.8
27.6
24.1
30
25
10
7.5
53.6
46.7
60
50
15
11.3
53.6/26 46.7/23
60/30
50/25
HNF13036/
A-D
1140
36000
2
0
0
2.5
2.5
15
15
5
3.8
28
24.4
30
25
10
7.5
54
47
60
50
15
11.3
54/26
47/22.5
60/30
50/25
20
15
54/52.1 47/45.1
60/60
50/50
HNF13042/
A-D
1350
42000
2
0
0
2.5
2.5
15
15
5
3.8
28.1
24.6
30
25
10
7.5
54.2
47.1
60
50
15
11.3
54.2/26 47.1/22.5 60/30
50/25
20
15
54.2/52.1 47.1/45.1 60/60
50/50
HNF13048/
A-D
1400
48000
2.5
0
0
3.1
3.1
15
15
5
3.8
29.3
25.8
30
30
10
7.5
55.3
48.3
60
50
15
11.3
55.3/26 48.3/22.5 60/30
50/25
20
15
55.3/52.1 48.3/45.1 60/60
50/50
HNF13060/
A-D
1650
60000
4.6
0
0
5.8
5.8
15
15
5
3.8
31.8
28.6
35
30
10
7.5
57.8
50.8
60
60
15
11.3
57.8/26 50.8/22.5 60/30
60/25
20
15
57.8/52.1 50.8/45.1 60/60
60/50
