48
Combination
Outdoor
air temp
（℉
DB
）
Indoor air temp
57.2
℉
WB
60.8
℉
WB
64.4
℉
WB
66.2
℉
WB
68
℉
WB
71.6
℉
WB
75.2
℉
WB
68
℉
DB
73.4
℉
DB
78.8
℉
DB
80.6
℉
DB
82.4
℉
DB
86
℉
DB
89.6
℉
DB
TC
PI
TC
PI
TC
PI
TC
PI
TC
PI
TC
PI
TC
PI
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
110%
50
89.1
3.65
106.3
4.45
123.4
5.29
132.0
5.72
140.6
6.16
151.3
6.53
154.7
6.31
53.6
89.1
3.73
106.3
4.54
123.4
5.40
132.0
5.84
140.6
6.27
149.6
6.51
152.6
6.27
57.2
89.1
3.80
106.3
4.62
123.4
5.50
132.0
5.94
140.6
6.39
147.4
6.51
150.9
6.26
60.8
89.1
3.86
106.3
4.71
123.4
5.60
132.0
6.06
140.6
6.52
145.7
6.55
148.7
6.61
64.4
89.1
3.94
106.3
4.80
123.4
5.72
132.0
6.22
140.6
6.83
143.6
6.88
147.0
6.95
68
89.1
4.02
106.3
4.91
123.4
6.06
132.0
6.69
138.4
7.17
141.9
7.22
144.9
7.28
69.8
89.1
4.05
106.3
5.05
123.4
6.27
132.0
6.93
137.6
7.33
140.6
7.39
144.0
7.45
73.4
89.1
4.25
106.3
5.41
123.4
6.73
132.0
7.44
135.4
7.66
138.9
7.73
141.9
7.80
77
89.1
4.52
106.3
5.78
123.4
7.19
132.0
7.97
133.7
7.99
136.7
8.07
140.1
8.13
80.6
89.1
4.83
106.3
6.18
123.4
7.69
129.9
8.30
131.6
8.33
135.0
8.41
138.0
8.48
84.2
89.1
5.15
106.3
6.60
123.4
8.22
128.1
8.64
129.9
8.68
132.9
8.75
136.3
8.83
87.8
89.1
5.49
106.3
7.04
123.4
8.78
126.0
8.97
127.7
9.01
131.1
9.09
134.1
9.18
91.4
89.1
5.84
106.3
7.50
122.6
9.26
124.3
9.31
126.0
9.35
129.0
9.44
132.4
9.53
95
89.1
6.21
106.3
7.99
120.9
9.59
122.1
9.64
123.9
9.70
126.9
9.79
130.3
9.88
98.6
89.1
6.61
106.3
8.51
118.7
9.94
120.4
9.98
121.7 10.03 125.1 10.14 128.1 10.23
102.2
89.1
7.02
106.3
9.06
116.6 10.28 118.3 10.33 120.0 10.38 123.0 10.48 126.4 10.59
Combination
Outdoor
air temp
（℉
DB
）
Indoor air temp
57.2
℉
WB
60.8
℉
WB
64.4
℉
WB
66.2
℉
WB
68
℉
WB
71.6
℉
WB
75.2
℉
WB
68
℉
DB
73.4
℉
DB
78.8
℉
DB
80.6
℉
DB
82.4
℉
DB
86
℉
DB
89.6
℉
DB
TC
PI
TC
PI
TC
PI
TC
PI
TC
PI
TC
PI
TC
PI
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
kBtu/h
kW
100%
50
81.0
3.31
96.4
4.02
112.3
4.75
120.0
5.13
127.7
5.54
143.5
6.27
151.7
6.51
53.6
81.0
3.35
96.4
4.07
112.3
4.81
120.0
5.20
127.7
5.65
143.5
6.38
149.5
6.46
57.2
81.0
3.41
96.4
4.14
112.3
4.90
120.0
5.29
127.7
5.75
143.5
6.49
147.8
6.41
60.8
81.0
3.48
96.4
4.23
112.3
5.01
120.0
5.41
127.7
5.88
143.0
6.63
145.7
6.55
64.4
81.0
3.56
96.4
4.33
112.3
5.10
120.0
5.51
127.7
5.99
141.0
6.76
144.0
6.86
68
81.0
3.62
96.4
4.39
112.3
5.27
120.0
5.81
127.7
6.37
138.8
7.12
141.8
7.22
69.8
81.0
3.65
96.4
4.44
112.3
5.45
120.0
6.00
127.7
6.59
138.0
7.36
141.0
7.43
73.4
81.0
3.75
96.4
4.74
112.3
5.86
120.0
6.46
127.7
7.09
136.3
7.79
138.8
7.86
77
81.0
3.99
96.4
5.04
112.3
6.24
120.0
6.87
127.7
7.58
134.1
8.07
137.2
8.14
80.6
81.0
4.26
96.4
5.39
112.3
6.69
120.0
7.37
127.7
8.13
132.0
8.35
135.0
8.43
84.2
81.0
4.51
96.4
5.76
112.3
7.16
120.0
7.88
127.3
8.62
130.2
8.76
133.2
8.84
87.8
81.0
4.80
96.4
6.13
112.3
7.63
120.0
8.49
125.7
8.97
127.2
9.11
131.1
9.19
91.4
81.0
5.10
96.4
6.53
112.3
8.13
120.0
8.99
123.4
9.29
126.6
9.37
129.4
9.46
95
81.0
5.43
96.4
6.95
112.3
8.67
120.0
9.58
121.3
9.63
124.2
9.71
127.2
9.80
98.6
81.0
5.78
96.4
7.41
112.3
9.23
117.9
9.92
119.8
9.97
122.4 10.04 125.4 10.14
102.2
81.0
6.16
96.4
7.89
112.3
9.83
116.3 10.25 116.9 10.30 120.8 10.38 122.4 10.47
