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Table 24 – HEATING CAPACITIES
RETURN
CFM
AIR
(STANDARD AIR)
(°F db)
Capacity
900
Int. Cap.
kW
Capacity
55
1200
Int. Cap.
kW
Capacity
1500
Int. Cap.
kW
Capacity
900
Int. Cap.
kW
Capacity
70
1200
Int. Cap.
kW
Capacity
1500
Int. Cap.
kW
Capacity
900
Int. Cap.
kW
Capacity
80
1200
Int. Cap.
kW
Capacity
1500
Int. Cap.
kW
--- Indicates operation not permissible
LEGEND
Capacity
---
Instantaneous Capacity (1000 Btuh) includes indoor fan motor heat @AHRI static conditions
Int. Cap.
---
Integrated Capacity is Instantaneous Capacity minus the effects of frost on the outdoor coil and the heat
required to defrost
RH
---
Relative Humidity
db
---
Dry Bulb
50HCQA07
TEMPERATURE AIR ENTERING OUTDOOR COIL (°F db AT 70% RH)
---10
0
10
20.5
28.2
36.0
19.0
25.9
33.0
4.0
4.2
4.4
29.0
37.0
26.7
34.0
4.1
4.2
29.5
37.6
27.1
34.5
4.0
4.1
15.8
23.6
31.6
14.6
21.7
29.0
4.5
4.7
4.9
16.4
24.6
32.8
15.1
22.6
30.1
4.4
4.6
4.8
16.8
25.1
33.5
15.5
23.1
30.8
4.4
4.6
4.7
11.9
20.0
28.1
11.0
18.4
25.8
4.8
5.0
5.3
12.5
20.9
29.3
11.5
19.2
26.9
4.8
5.0
5.1
12.8
21.4
30.1
11.8
19.7
27.6
4.8
4.9
5.1
17
30
40
41.6
52.8
62.7
38.0
46.3
62.7
4.5
4.7
5.0
42.8
54.4
65.4
39.1
47.7
65.4
4.3
4.5
4.8
43.5
55.4
66.4
39.7
48.5
66.4
4.2
4.4
4.6
37.3
48.5
57.7
34.0
42.5
57.7
5.0
5.3
5.5
38.7
50.2
60.1
35.3
44.0
60.1
4.9
5.1
5.2
39.5
51.3
61.6
36.1
44.9
61.6
4.8
4.9
5.1
33.9
45.2
54.3
30.9
39.6
54.3
5.4
5.7
5.9
35.4
47.0
56.7
32.3
41.2
56.7
5.3
5.5
5.6
36.2
48.1
57.9
33.0
42.1
57.9
5.2
5.3
5.5
43
6 TONS
47
50
60
71.0
73.5
83.8
71.0
73.5
83.8
5.2
5.3
5.5
73.0
75.4
86.1
73.0
75.4
86.1
4.9
4.9
5.1
73.9
76.4
87.2
73.9
76.4
87.2
4.7
4.7
4.9
65.5
68.5
79.7
65.5
68.5
79.7
5.7
5.8
6.1
68.9
71.7
82.3
68.9
71.7
82.3
5.5
5.5
5.7
70.5
73.0
83.6
70.5
73.0
83.6
5.3
5.3
5.5
61.5
64.5
76.1
61.5
64.5
76.1
6.1
6.2
6.5
64.6
67.7
79.4
64.6
67.7
79.4
5.8
5.9
6.1
66.5
69.6
80.9
66.5
69.6
80.9
5.6
5.7
5.9
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