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036-21103-003 Rev. A (0403)
COOLING PERFORMANCE
MODEL
TEMP.
35
40
H1RA018S78
45
50
35
40
H1RA024S78
45
50
35
40
H1RA030S78
45
50
35
40
H1RA036S78
45
50
35
40
H1RA036S50
45
50
35
40
H1RA048S50
45
50
35
40
H1RA060S50
45
50
1.For condensing unit only. Does not include effect of evaporator motor power or heat.
2.Performance based on 15" superheat and 15" sub-cooling at condensing unit.
a.Increase capacity 1% for each
b.Decrease capacity 1% for each 2 decrease in sub-cooling.
3.Sub-cooling in excess of 2
temperature is 14 F.
4
SUCT. T/P
@ COMPR.
75°F
PSIG
MBH
61.5
13.1
68.5
14.8
76.0
16.5
84.0
18.4
61.5
21.3
68.5
24.1
76.0
26.7
84.0
29.6
61.5
28.0
68.5
31.5
76.0
35.1
84.0
38.9
61.5
30.6
68.5
34.4
76.0
38.3
84.0
38.9
61.5
29.6
68.5
33.2
76.0
36.9
84.0
40.7
61.5
43.2
68.5
48.1
76.0
53.2
84.0
58.4
61.5
50.6
68.5
55.6
76.0
60.9
84.0
66.3
increase in sub-cooling.
may result in excessively high condensing temperature with air on condenser above 115° Maximum recommended condensing
AIR TEMP ON CONDENSER
95°F
KW
MBH
KW
1.36
13.1
1.36
1.42
14.8
1.42
1.48
16.5
1.48
1.55
18.4
1.55
1.59
17.7
1.93
1.68
20.1
2.04
1.77
22.3
2.16
1.85
24.9
2.27
2.31
24.4
2.65
2.44
27.5
2.78
2.52
30.7
2.91
2.62
34.2
3.04
3.14
27.0
3.48
3.28
30.4
3.64
3.42
33.9
3.81
2.62
34.2
3.04
3.24
27.8
3.52
3.37
31.2
3.68
3.51
34.7
3.84
3.65
38.2
4.00
4.17
39.1
4.87
4.37
43.6
5.11
4.58
48.3
5.35
4.79
53.2
5.60
5.23
48.7
5.73
5.37
54.1
5.97
5.48
59.7
6.19
5.58
65.6
6.40
115°F
125°F
MBH
KW
MBH
10.6
1.46
9.3
12.8
1.55
10.6
13.7
1.62
12.2
15.2
1.71
13.7
14.7
2.14
13.3
16.7
2.27
15.1
18.9
2.40
17.1
21.1
2.55
19.4
20.1
2.86
18.0
22.8
3.02
23.4
25.9
3.17
23.4
28.8
3.34
26.3
23.1
3.79
21.0
26.1
3.98
23.7
29.1
4.17
26.6
28.8
3.34
26.3
25.1
3.73
23.4
28.2
3.91
26.4
31.4
4.10
29.3
34.6
4.28
32.4
34.4
5.50
31.9
38.5
5.80
35.8
42.8
6.11
39.8
47.2
6.41
44.0
45.2
6.11
42.7
50.8
6.44
48.4
56.7
6.76
54.5
62.8
7.08
60.8
Unitary Products Group
KW
1.52
1.61
1.69
1.78
2.23
2.38
2.53
2.67
2.96
3.31
3.48
3.48
3.89
4.10
4.30
3.48
3.78
3.97
4.16
4.36
5.87
6.22
6.57
6.91
6.24
6.61
6.98
7.35
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