Table 18 – HEATING CAPACITY
RETURN
CFM
AIR
(STANDARD AIR)
(°F db)
Capacity
2250
Int. Cap.
Capacity
55
3000
Int. Cap.
Capacity
3750
Int. Cap.
Capacity
2250
Int. Cap.
Capacity
70
3000
Int. Cap.
Capacity
3750
Int. Cap.
Capacity
2250
Int. Cap.
Capacity
80
3000
Int. Cap.
Capacity
3750
Int. Cap.
Table 19 – HEATING CAPACITY
RETURN
CFM
AIR
(STANDARD AIR)
(°F db)
Capacity
2550
Int. Cap.
Capacity
55
3400
Int. Cap.
Capacity
4250
Int. Cap.
Capacity
2550
Int. Cap.
Capacity
70
3400
Int. Cap.
Capacity
4250
Int. Cap.
Capacity
2550
Int. Cap.
Capacity
80
3400
Int. Cap.
Capacity
4250
Int. Cap.
--- Indicates operation not permissible
LEGEND
Capacity --- Instantaneous Capacity (1000 Btuh) includes indoor fan motor heat @ARI 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
548J*08
TEMPERATURE AIR ENTERING OUTDOOR COIL (°F db at 70% rh)
---10
0
10
46.9
43.1
25.9
34.6
43.6
23.9
31.8
40.0
27.4
36.2
45.5
25.3
33.4
41.8
31.0
40.0
49.3
28.6
36.8
45.3
22.5
31.5
40.7
20.8
29.0
37.3
24.1
33.3
42.7
22.3
30.6
39.2
27.8
37.1
46.6
25.7
34.1
42.8
548J*09
TEMPERATURE AIR ENTERING OUTDOOR COIL (°F db at 70% rh)
---10
0
10
33.1
42.7
52.7
30.7
39.3
48.3
34.4
44.0
54.2
31.8
40.5
49.8
38.0
47.7
58.0
35.2
43.9
53.2
29.0
38.6
48.6
26.8
35.5
44.6
30.3
40.2
50.4
28.0
37.0
46.3
34.0
44.0
54.4
31.5
40.5
50.0
25.3
35.0
45.2
23.4
32.2
41.5
26.6
36.7
47.2
24.6
33.8
43.3
30.4
40.6
51.2
28.1
37.4
47.0
17
30
40
53.5
66.3
77.2
48.7
58.1
77.2
68.5
80.2
60.0
80.2
58.9
72.5
84.6
53.7
63.5
84.6
50.2
62.7
73.0
45.7
55.0
73.0
52.2
65.1
75.9
47.6
57.0
75.9
56.1
69.1
80.4
51.1
60.6
80.4
47.3
60.1
70.3
43.1
52.6
70.3
49.5
62.5
73.1
45.2
54.8
73.1
53.5
66.7
77.5
48.8
58.4
77.5
17
30
40
60.0
75.6
87.4
54.7
66.2
87.4
61.8
77.5
89.9
56.4
67.9
89.9
65.8
81.5
94.2
60.0
71.4
94.2
55.9
70.7
83.5
51.0
61.9
83.5
58.0
73.5
86.1
52.9
64.4
86.1
62.1
77.8
90.5
56.6
68.2
90.5
52.6
67.1
80.0
48.0
58.8
80.0
54.8
69.8
83.0
50.0
61.2
83.0
59.0
74.4
87.7
53.8
65.1
87.7
34
7.5 TONS
47
50
60
86.2
89.4
103.3
86.2
89.4
103.3
89.8
93.1
106.7
89.8
93.1
106.7
94.5
97.6
110.6
94.5
97.6
110.6
81.4
84.5
98.0
81.4
84.5
98.0
85.0
88.2
102.1
85.0
88.2
102.1
89.8
93.2
106.5
89.8
93.2
106.5
78.2
81.2
94.3
78.2
81.2
94.3
81.6
84.7
98.6
81.6
84.7
98.6
86.4
89.7
103.4
86.4
89.7
103.4
8.5 TONS
47
50
60
97.5
100.6
113.8
97.5
100.6
113.8
100.2
103.1
115.7
100.2
103.1
115.7
103.9
106.6
118.2
103.9
106.6
118.2
93.1
96.2
109.5
93.1
96.2
109.5
96.5
99.2
111.9
96.5
99.2
111.9
100.5
103.3
115.2
100.5
103.3
115.2
90.0
93.2
106.5
90.0
93.2
106.5
93.1
96.2
109.2
93.1
96.2
109.2
97.7
100.7
112.8
97.7
100.7
112.8