036-21490-002-A-0204
Unitary Products Group
17
TABLE 6: HEATING CAPACITIES - 20 TON
CFM
Return
Air ºF
CAP
& KW
OUTDOOR AIR TEMPEATURE ºf (72% RH)
-10
0
10
20
30
40
50
60
6000
55
MBH
37
65
94
123
151
180
209
237
KW
11.1
11.7
12.2
12.8
13.3
13.9
14.4
15.0
70
MBH
33
61
90
119
147
176
204.7
233
KW
13.0
13.5
14.1
14.6
15.2
15.7
16.3
16.8
80
MBH
26
55
84
112
141
170
198
227
KW
14.5
15.0
15.6
16.1
16.7
17.2
17.8
18.3
7000
55
MBH
43
72
100
129
158
186
215
244
KW
10.7
11.3
11.8
12.4
12.9
13.5
14.0
14.6
70
MBH
39
67
96
125
153
182
211
239
KW
12.5
13.1
13.6
14.2
14.7
15.3
15.8
16.4
80
MBH
32
61
90
118
147
176
204
233
KW
14.0
14.5
15.1
15.6
16.2
16.7
17.3
17.8
7750
55
MBH
48
76
105
134
162
191
220
248
KW
10.4
11.0
11.5
12.1
12.6
13.2
13.7
14.3
70
MBH
43
72
101
129
158
187
215
244
KW
12.2
12.7
13.3
13.8
14.4
14.9
15.5
16.0
80
MBH
37
65
94
123
152
180
209
238
KW
13.6
14.2
14.7
15.3
15.8
16.4
16.9
17.5
8000
55
MBH
43
72
101
129
158
187
215
244
KW
10.5
11.0
11.6
12.1
12.7
13.2
13.8
14.3
70
MBH
39
68
96
125
154
182
211
240
KW
12.3
12.8
13.4
13.9
14.5
15.0
15.6
16.1
80
MBH
33
61
90
119
147
176
205
233
KW
13.8
14.3
14.9
15.4
16.0
16.5
17.1
17.6
8300
55
MBH
39
68
97
125
154
183
212
240
KW
10.5
11.1
11.6
12.2
12.7
13.3
13.8
14.4
70
MBH
35
64
93
122
150
179
208
236
KW
12.4
13.0
13.5
14.1
14.6
15.1
15.7
16.2
80
MBH
29
58
87
115
144
173
201
230
KW
13.9
14.5
15.0
15.6
16.1
16.7
17.2
17.8
THE MBH AND KW VALUES DO NOT INCLUDE THE SUPPLY AIR BLOWER MOTOR.
FOR NET CAPACITY, ADD THE SUPPLY AIR BLOWER MOTOR HEAT (MBH = 3.415 x KW)