Table 4G — Superheat Charging Table, 50HS060
TEMP (F)
OUTDOOR
AIR
INDOOR AIR — 2000 CFM
Indoor Air — Ewb (F)
54
56
58
60
62
64
66
68
70
72
74
76
65
SPH
24.8
24.8
24.8
24.8
25.6
26.4
27.2
28.0
28.8
29.6
29.0
28.5
70
SPH
20.8
20.8
20.8
20.8
21.9
23.0
24.1
25.2
26.3
27.5
27.3
27.2
75
SPH
16.7
16.7
16.7
16.7
18.2
19.6
21.1
22.5
23.9
25.3
25.6
26.0
80
SPH
12.8
12.8
12.8
12.8
14.6
16.4
18.2
19.8
21.5
23.1
24.1
25.1
85
SPH
9.0
9.0
9.0
9.0
11.1
13.1
15.2
17.1
19.0
21.0
22.6
24.2
90
SPH
*
*
*
*
7.0
9.6
12.1
14.8
17.6
20.3
21.8
23.3
95
SPH
*
*
*
*
*
6.0
9.0
12.5
16.1
19.6
21.0
22.4
100
SPH
*
*
*
*
*
*
*
8.8
13.1
17.5
19.5
21.5
105
SPH
*
*
*
*
*
*
*
5.1
10.2
15.3
18.0
20.7
110
SPH
*
*
*
*
*
*
*
*
9.8
14.6
17.2
19.8
115
SPH
*
*
*
*
*
*
*
*
9.3
14.0
16.4
18.9
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 5 — Required Suction-Tube Temperature (F)*
SUPERHEAT
TEMP (F)
SUCTION PRESSURE AT SERVICE PORT (psig)
61.5
64.2
67.1
70.0
73.0
76.0
79.2
82.4
85.7
0
35
37
39
41
43
45
47
49
51
2
37
39
41
43
45
47
49
51
53
4
39
41
43
45
47
49
51
53
55
6
41
43
45
47
49
51
53
55
57
8
43
45
47
49
51
53
55
57
59
10
45
47
49
51
53
55
57
59
61
12
47
49
51
53
55
57
59
61
63
14
49
51
53
55
57
59
61
63
65
16
51
53
55
57
59
61
63
65
67
18
53
55
57
59
61
63
65
67
69
20
55
57
59
61
63
65
67
69
71
22
57
59
61
63
65
67
69
71
73
24
59
61
63
65
67
69
71
73
75
26
61
63
65
67
69
71
73
75
77
28
63
65
67
69
71
73
75
77
79
30
65
67
69
71
73
75
77
79
81
32
67
69
71
73
75
77
79
81
83
34
69
71
73
75
77
79
81
83
85
36
71
73
75
77
79
81
83
85
87
38
73
75
77
79
81
83
85
87
89
40
75
77
79
81
83
85
87
89
91
*Temperature at suction service valve.
21