Appendix -39, Appendix – Reznor PDH Operation Manual PreevA User Manual
Page 38
Form O-PreevA, Page 38
APPENDIX
Pressure/
Temperature
Chart for
R410A Refrigerant
for Checking Reheat
(dehumidification)
Circuit Subcooling
and Superheat
NOTE: Information in this
chart was taken from the
Temperature Pressure Chart
printed in Form IC-2-04 by
the Sporlan Valve Company,
Washington, MO 63090.
R410A Refrigerant
R410A Refrigerant
Pressure
Temperature
Pressure
Temperature
PSI
°F
°C
PSI
°F
°C
1.8
-55
-48.3
93.5
28
-2.2
4.3
-50
-45.6
95.5
29
-1.7
7.0
-45
-42.8
97.5
30
-1.1
10.1
-40
-40.0
99.5
31
-0.6
13.5
-35
-37.2
101.6
32
0.0
17.2
-30
-34.4
103.6
33
0.6
21.4
-25
-31.7
105.7
34
1.1
25.9
-20
-28.9
107.9
35
1.7
27.8
-18
-27.8
110.0
36
2.2
29.7
-16
-26.7
112.2
37
2.8
31.8
-14
-25.6
114.4
38
3.3
33.9
-12
-24.4
116.7
39
3.9
36.1
-10
-23.3
118.9
40
4.4
38.4
-8
-22.2
121.2
41
5.0
40.7
-6
-21.1
123.6
42
5.6
43.1
-4
-20.0
125.9
43
6.1
45.6
-2
-18.9
128.3
44
6.7
48.2
0
-17.8
130.7
45
7.2
49.5
1
-17.2
133.2
46
7.8
50.9
2
-16.7
135.6
47
8.3
52.2
3
-16.1
138.2
48
8.9
53.6
4
-15.6
140.7
49
9.4
55.0
5
-15.0
143.3
50
10.0
56.4
6
-14.4
156.6
55
12.8
57.9
7
-13.9
170.7
60
15.6
59.3
8
-13.3
185.7
65
18.3
60.8
9
-12.8
201.5
70
21.1
62.3
10
-12.2
218.2
75
23.9
63.9
11
-11.7
235.9
80
26.7
65.4
12
-11.1
254.6
85
29.4
67.0
13
-10.6
274.3
90
32.2
68.6
14
-10.0
295.0
95
35.0
70.2
15
-9.4
316.9
100
37.8
71.9
16
-8.9
339.9
105
40.6
73.5
17
-8.3
364.1
110
43.3
75.2
18
-7.8
389.6
115
46.1
77.0
19
-7.2
416.4
120
48.9
78.7
20
-6.7
444.5
125
51.7
80.5
21
-6.1
474.0
130
54.4
82.3
22
-5.6
505.0
135
57.2
84.1
23
-5.0
537.6
140
60.0
85.9
24
-4.4
571.7
145
62.8
87.8
25
-3.9
607.6
150
65.6
89.7
26
-3.3
645.2
155
68.3
91.6
27
-2.8
NOTE: For pressure/
temperatures for
checking subcooling and
superheat of the cooling
circuit with a refrigerant
other than R410A, refer
to the heat/cool system
(I-PDH/SDH/PEH/SHH/
PXH or I-PreevA RDH/
REH) or condenser
installation manual. The
reheat circuit is always
R410A refrigerant.