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Table 4D — Superheat Charging Table, 50HS036
TEMP (F)
OUTDOOR
AIR
INDOOR AIR — 1300 CFM
Indoor Air — Ewb (F)
54
56
58
60
62
64
66
68
70
72
74
76
65
SPH
16.7
18.7
20.7
22.7
27.4
32.1
36.8
37.7
38.6
39.5
39.6
39.8
70
SPH
12.9
13.8
14.8
15.9
22.1
28.4
34.8
35.6
36.5
37.4
37.6
37.8
75
SPH
9.0
9.0
9.0
9.0
16.9
24.8
32.7
33.6
34.5
35.4
35.5
35.7
80
SPH
*
*
*
*
12.7
20.9
29.1
31.1
33.0
35.0
35.1
35.1
85
SPH
*
*
*
*
8.5
17.1
25.6
28.6
31.6
34.6
34.6
34.6
90
SPH
*
*
*
*
7.4
14.7
22.0
25.5
29.0
32.5
33.3
34.0
95
SPH
*
*
*
*
6.2
12.3
18.5
22.5
26.5
30.5
32.0
33.5
100
SPH
*
*
*
*
5.0
10.0
14.9
19.4
23.9
28.5
30.0
31.5
105
SPH
*
*
*
*
*
7.6
11.4
16.4
21.4
26.4
27.9
29.4
110
SPH
*
*
*
*
*
5.5
7.9
12.8
17.8
22.8
25.1
27.3
115
SPH
*
*
*
*
*
*
*
9.3
14.3
19.3
22.3
25.3
LEGEND
Ewb — Entering Wet Bulb
SPH — Superheat at Compressor (F)
*Do not attempt to charge system under these conditions — refrig-
erant slugging may occur.
Table 4E — Superheat Charging Table, 50HS042
TEMP (F)
OUTDOOR
AIR
INDOOR AIR — 1400 CFM
Indoor Air — Ewb (F)
54
56
58
60
62
64
66
68
70
72
74
76
65
SPH
9.0
11.0
13.0
15.0
19.5
24.0
28.5
30.5
32.5
34.5
34.9
35.3
70
SPH
*
5.5
6.5
7.5
13.8
20.1
26.5
28.4
30.4
32.4
33.1
33.7
75
SPH
*
*
*
*
8.1
16.3
24.4
26.4
28.4
30.4
31.3
32.2
80
SPH
*
*
*
*
7.5
14.9
22.3
24.8
27.3
29.8
30.3
30.7
85
SPH
*
*
*
*
6.8
13.5
20.3
23.3
26.3
29.3
29.2
29.2
90
SPH
*
*
*
*
6.1
12.2
18.3
21.2
24.2
27.3
27.4
27.6
95
SPH
*
*
*
*
5.4
10.8
16.2
19.2
22.2
25.2
25.6
26.1
100
SPH
*
*
*
*
5.2
10.4
15.6
18.6
21.6
24.6
25.4
26.1
105
SPH
*
*
*
*
5.0
10.1
15.1
18.1
21.1
24.1
25.1
26.0
110
SPH
*
*
*
*
*
8.7
13.0
16.0
19.0
22.0
24.0
26.0
115
SPH
*
*
*
*
*
7.3
11.0
14.0
17.0
20.0
23.0
26.0
LEGEND
Ewb — Entering Wet Bulb
SPH — Superheat at Compressor (F)
*Do not attempt to charge system under these conditions — refrig-
erant slugging may occur.
Table 4F — Superheat Charging Table, 50HS048
TEMP (F)
OUTDOOR
AIR
INDOOR AIR — 1600 CFM
Indoor Air — Ewb (F)
54
56
58
60
62
64
66
68
70
72
74
76
65
SPH
25.8
26.3
27.0
27.6
28.6
29.6
30.5
30.9
31.3
31.7
31.2
30.7
70
SPH
24.2
24.0
23.8
23.6
25.0
26.4
27.8
28.4
29.0
29.7
29.6
29.5
75
SPH
19.7
19.7
19.7
19.7
21.4
23.2
25.0
25.9
26.8
27.6
27.9
28.2
80
SPH
15.8
15.8
15.8
15.8
17.6
19.4
21.2
22.7
24.1
25.6
26.2
26.9
85
SPH
12.0
12.0
12.0
12.0
13.8
15.6
17.5
19.5
21.5
23.5
24.5
25.6
90
SPH
7.5
7.5
7.5
7.5
9.4
11.3
13.2
16.3
19.3
22.4
23.3
24.2
95
SPH
*
*
*
*
5.0
7.0
9.0
13.1
17.1
21.2
22.0
22.8
100
SPH
*
*
*
*
*
*
*
9.4
14.3
19.1
20.3
21.4
105
SPH
*
*
*
*
*
*
*
5.7
11.4
17.1
18.6
20.1
110
SPH
*
*
*
*
*
*
*
*
9.0
13.5
15.8
18.0
115
SPH
*
*
*
*
*
*
*
*
6.7
10.0
13.0
16.0
LEGEND
Ewb — Entering Wet Bulb
SPH — Superheat at Compressor (F)
*Do not attempt to charge system under these conditions — refrig-
erant slugging may occur.
20