UH-PRC001-EN
32
Performance
Data
Table PD-3 – Model P Unit Heater Hot Water Capacities – 60°F Ent. Air Temp.
(Conversion Factors in Table SP-11 Apply Only to 200 F Entering Water Temperature Columns)
Entering Water Temperature
Water
180 F
200 F
220 F
240 F
Unit
Temp.
PD
PD
PD
PD
PD
PD
PD
PD
Size
Drop °F MBH GPM
FT S.W.T. H.W.T.
MBH GPM
FT S.W.T. H.W.T
MBH GPM
FT S.W.T. H.W.T
MBH GPM
FT S.W.T. H.W.T.
10
23.8
4.90
96.9
.26
.34
28.8
5.93 104.6
.37
.49
33.7
6.95 112.2
.49
.65
38.7
7.98 119.9
.64
.84
42-P
15
20.8
2.86
92.2
.09
.12
25.7
3.54
99.9
.14
.18
30.7
4.22 107.6
.19
.25
35.7
4.90 115.3
.25
.33
CFM 595
20
17.8 1.83
87.5
.04
.05
22.7 2.34 95.2
.06
.08
27.7 2.86 102.9
.09
.12
32.7 3.37 110.6
.12
.16
RPM 1550
25
14.8
1.22
82.9
.02
.02
19.7
1.63
90.6
.03
.04
24.7
2.04
98.3
.05
.06
29.7
2.45 105.9
.07
.09
HP 1/40
30
—
—
—
—
—
16.7
1.15
85.9
.02
.02
21.7
1.49
93.6
.03
.03
26.7
1.83 101.3
.04
.05
40
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
20.6
1.06
91.9
.01
.02
10
18.9
3.90 100.0
.17
.22
22.9
4.71 108.3
.24
.31
26.8
5.52 116.6
.32
.42
30.7
6.33 125.0
.41
.54
42-P
15
16.6
2.27
95.0
.06
.08
20.5
2.82 103.3
.09
.12
24.4
3.36
111.6
.12
.16
28.4
3.90 120.0
.16
.21
CFM 436
20
14.2 1.46 90.0
.03
.03
18.1 1.87 98.3
.04
.05
22.1 2.27 106.7
.06
.08
26.0 2.68 115.0
.08
.10
RPM 1150
25
—
—
—
—
—
15.8
1.30
93.3
.02
.03
19.7
1.63 101.7
.03
.04
23.7
1.95 110.0
.04
.06
HP 1/40
30
—
—
—
—
—
13.4
.92
88.4
.01
.01
17.4
1.19
96.7
.02
.02
21.3
1.46 105.0
.02
.03
40
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
16.6
.85
95.0
.01
.01
10
40.0
8.25
97.3
.75
1.00
48.1
9.92 104.8
1.05
1.40
56.2 11.58 112.4
1.40
1.86
64.3 13.25 119.9
1.80
2.39
15
35.8
4.91
93.3
.28
.37
43.9
6.03 100.9
.41
.54
51.9
7.14 108.4
.56
.74
60.0
8.25 115.9
.73
.97
64-P
20
31.5 3.25 89.4
.13
.17
39.6 4.08 96.9
.19
.26
47.7 4.19 104.4
.27
.36
55.8 5.75 112.0
.36
.49
CFM 989
25
27.3
2.25
85.4
.06
.08
35.3
2.91
92.9
.10
.14
43.4
3.58 100.5
.15
.20
51.5
4.25 108.0
.21
.27
RPM 1550
30
23.0
1.58
81.4
.03
.04
31.1
2.14
89.0
.06
.08
39.2
2.69
96.5
.09
.12
47.3
3.25 104.0
.12
.16
HP 1/20
40
—
—
—
—
—
22.6
1.16
81.0
.02
.02
30.7
1.58
88.6
.03
.04
38.8
2.00
96.1
.05
.07
50
—
—
—
—
—
—
—
—
—
—
22.2
.91
80.7
.01
.02
30.2
1.25
88.2
.02
.03
10
31.7
6.53 101.4
.48
.64
38.1
7.85 109.7
.67
.90
44.5
9.17 118.1
.90
1.19
50.9 10.48 126.4
1.15
1.53
15
28.4
3.90
97.1
.18
.24
34.8
4.78 105.4
.26
.35
41.2
5.66 113.7
.36
.48
47.5
6.53 122.1
.47
.62
64-P
20
25.1 2.58 92.7
.08
.11
31.5 3.24 101.1
.13
.17
37.8 3.90 109.4
.18
.23
44.2 4.56 117.7
.23
.31
CFM 706
25
21.8
1.79
88.4
.04
.06
28.2
2.32
96.7
.07
.09
34.5
2.85 105.1
.10
.13
40.9
3.37 113.4
.13
.18
RPM 1150
30
18.5
1.27
84.1
.02
.03
24.8
1.71
92.4
.04
.05
31.2
2.15 100.8
.06
.08
37.6
2.58 109.1
.08
.11
HP 1/20
40
—
—
—
—
—
—
—
—
—
—
24.6
1.27
92.1
.02
.03
31.0
1.60 100.5
.03
.04
50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
24.4
1.00
91.8
.01
.02
10
48.9 10.07
97.5
.70
.90
58.7 12.11 105.1
.98
1.27
68.6 14.14 112.7
1.31
1.69
78.5 16.17 120.3
1.68
2.16
15
43.7
6.01
93.6
.26
.34
53.6
7.36 101.2
.38
.49
63.5
8.72 108.7
.52
.67
73.3 10.07 116.3
.68
.87
80-P
20
38.6 3.97 89.6
.12
.15
48.4 4.99
97.2
.18
.23
58.3 6.01 104.8
.25
.33
68.2
7.02 112.3
.34
.44
CFM 1200
25
33.4
2.75
85.7
.06
.08
43.3
3.57
93.2
.10
.12
53.1
4.38 100.8
.14
.18
63.0
5.19 108.4
.19
.25
RPM 1550
30
28.2
1.94
81.7
.03
.04
38.1
2.62
89.3
.05
.07
48.0
3.30
96.8
.08
.10
57.8
3.97 104.4
.11
.15
HP 1/20
40
—
—
—
—
—
27.8
1.43
81.3
.02
.02
37.7
1.94
88.9
.03
.04
47.5
2.45
96.5
.05
.06
50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
37.2
1.53
88.6
.02
.02
10
38.7
7.99 101.6
.45
.58
46.5
9.59 110.0
.63
.81
54.3 11.20 118.4
.84
1.08
62.1 12.81 126.7
1.07
1.38
15
34.7
4.77
97.3
.17
.22
42.5
5.84 105.7
.24
.31
50.3
6.91 114.1
.33
.43
58.1
7.99 122.4
.43
.56
80-P
20
30.7 3.16 93.0
.08
.10
38.5 3.97 101.4
.12
.15
46.3 4.77 109.7
.16
.21
54.1 5.57 118.1
.22
.28
CFM 858
25
26.7
2.20
88.7
.04
.05
34.5
2.84
97.0
.06
.08
42.3
3.49 105.4
.09
.12
50.1
4.13 113.8
.12
.16
RPM 1150
30
22.7
1.56
84.4
.02
.03
30.5
2.09
92.7
.03
.04
38.3
2.63 101.1
.05
.07
46.1
3.16 109.5
.07
.10
HP 1/20
40
—
—
—
—
—
—
—
—
—
—
30.2
1.56
92.5
.02
.03
38.0
1.96 100.9
.03
.04
50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
30.0
1.24
92.2
.01
.02
See Table SP-12 for abbreviations.
Summary of Contents for UH-PRC001-EN
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