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TEMP (F)
OUTDOOR
ENTERING
AIR
54
65
SPH
17.3
70
SPH
13.8
75
SPH
10.2
80
SPH
8.2
85
SPH
8.1
90
SPH
*
95
SPH
*
100
SPH
*
105
SPH
*
110
SPH
*
115
SPH
*
LEGEND
Ewb
--
Entering Wet Bulb
Table 7A-
Superheat Charging
Table, PY1P018
INDOOR AIR -- CFM
600
Indoor Air -- Ewb (F)
56
58
60
62
64
66
68
70
72
74
76
!8.5
19.6
20.8
24.2
27.7
28.5
29.3
29.3
29.3
29.3
29.3
!4.9
16.1
!7.3
20.7
24.1
25.7
27.3
27.3
27.3
27.3
27.3
!1.4
12.5
!3.7
17.!
20.6
22.9
25.2
25.2
25.2
25.2
25.2
8.8
9.5
10.2
13.6
17.0
20.1
23.1
23.9
24.1
25.4
26.1
6.2
6.5
6.6
10.0
13.5
17.3
21.1
22.6
24.1
25.6
27.1
*
*
5.0
8.1
11.4
15.2
19.0
20.5
22.0
23.5
25.0
*
*
*
6.2
9.4
13.2
17.0
18.5
20.0
21.5
23.0
*
*
*
7.3
1! .1
14.9
17.2
!9.5
21.7
24.0
*
*
*
5.3
9.1
12.9
15.9
18.9
21.9
24.9
*
*
*
6.7
10.8
13.8
16.8
19.8
22.8
*
*
*
8.8
1! .8
14.8
!7.8
20.8
*Do not attempt to charge system under these conditions -- refrigerant
slugging may occur.
SPH
--
Superheat
at Compressor
(F)
TEMP (F)
OUTDOOR
ENTERING
AIR
54
65
SPH
18.2
70
SPH
17.1
75
SPH
16.0
80
SPH
14.8
85
SPH
13.7
90
SPH
1! .1
95
SPH
8.5
100
SPH
7.3
105
SPH
6.2
110
SPH
*
115
SPH
*
LEGEND
Ewb
--
Entering Wet Bulb
Table 7B -- Superheat
Charging Table, PYIP024
INDOOR AIR -- CFM
800
Indoor Air -- Ewb (F)
56
58
60
62
64
66
68
70
72
74
76
!9.0
19.9
20.7
22.5
24.2
25.!
25.9
26.6
27.2
27.9
28.6
!7.6
18.1
!8.6
20.4
22.1
23.0
23.9
24.9
26.0
27.1
28.1
16.2
16.4
!6.6
18.3
20.1
21.0
2! .8
23.3
24.8
26.2
27.7
14.7
14.6
!4.5
16.3
18.0
19.7
2!.3
22.4
23.5
24.6
25.8
!3.3
12.9
!2.5
14.3
16.0
18.4
20.7
21.5
22.3
23.1
23.8
!0.9
10.7
!0.4
12.2
13.9
16.3
18.7
!9.9
21.0
22.2
23.4
8.4
8.4
8.4
10.1
11.9
14.3
16.6
18.2
!9.8
21.4
23.0
7.5
7.7
7.9
8.9
9.9
12.2
14.6
16.6
!8.6
20.6
22.6
6.6
6.9
7.3
7.6
7.8
10.2
12.5
14.9
17.3
19.7
22.1
*
*
5.3
5.5
5.8
8.1
10.5
13.3
16.1
18.9
21.7
*
*
6.1
8.4
1! .6
14.9
!8.1
21.3
*Do not attempt to charge system under these conditions -- refrigerant
slugging may occur.
SPH
--
Superheat
at Compressor
(F)
TEMP (F)
OUTDOOR
ENTERING
AIR
54
65
SPH
14.2
70
SPH
13.6
75
SPH
13.0
80
SPH
10.9
85
SPH
8.9
90
SPH
8.3
95
SPH
7.8
100
SPH
7.3
105
SPH
6.7
110
SPH
115
SPH
LEGEND
Ewb
--
Entering Wet Bulb
Table 70 -- Superheat Charging Table, PYIP030
INDOOR AIR -- CFM
1000
Indoor Air -- Ewb (F)
56
58
60
62
64
65
68
70
72
74
76
!5.1
16.1
!7.1
19.2
2!.3
23.3
24.7
25.9
27.2
27.8
28.5
!4.1
14.6
!5.0
17.!
19.2
21.3
22.8
24.2
25.7
26.3
26.9
!3.0
13.0
!3.0
15.!
17.2
19.2
20.9
22.6
24.2
24.8
25.4
!1.0
11.0
!0.9
13.6
16.1
18.7
20.1
21.4
22.7
23.6
24.4
8.9
8.9
8.9
12.0
15.!
18.2
19.2
20.2
21.2
22.4
23.5
8.4
8.4
8.3
10.9
13.6
16.2
17.7
19.2
20.8
21.6
22.5
7.8
7.8
7.8
9.9
12.0
14.1
16.!
18.2
20.2
20.9
21.7
7.3
7.3
7.3
9.3
11.4
13.6
15.6
17.6
!9.7
20.2
20.7
6.7
6.7
6.7
8.8
10.9
13.0
15.0
17.1
!9.1
19.4
19.8
6.7
8.9
10.9
13.0
15.0
17.1
!8.0
18.9
*
6.8
8.9
10.9
13.0
15.0
16.5
!8.0
*Do not attempt to charge system under these conditions -- refrigerant
slugging may occur.
SPH
--
Superheat
at Compressor
(F)
--25--
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