Daikin SkyAir RZQ-P Series, Service Manual

Page: 173 / 180

SiUS28-902_B Precautions for New Refrigerant (R-410A)
Appendix 165

Thermodynamic characteristic of R-410A
Temperature
(˚F)
Steam pressure
(psi)
Liquid Vapor
Density
(kg/m
3
)
Liquid Vapor
Specific heat at constant
pressure (kJ/kgK)
Liquid Vapor
Specific enthalpy
(kJ/kg)
Liquid Vapor
Specific entropy
(kJ/KgK)
Liquid Vapor
-94
-90
-87
-83
-80
-76
-72
-69
-65
-62
-61
-58
-54
-51
-47
-44
-40
-36
-33
-29
-26
-22
-18
-15
-11
-8
-4
0
3
7
10
14
18
21
25
28
32
36
39
43
46
50
54
57
61
64
68
72
75
79
82
86
90
93
97
100
104
108
111
115
118
122
126
129
133
136
140
144
147
5.24
5.92
6.68
7.50
8.41
9.41
10.50
11.69
12.98
14.39
14.70
15.91
17.56
19.34
21.27
23.34
25.56
27.95
30.51
33.26
36.19
39.31
42.64
46.19
49.96
53.97
58.22
62.72
67.48
72.51
77.83
83.44
89.36
95.59
102.14
109.03
116.26
123.86
131.82
140.16
148.90
158.04
167.60
177.59
188.02
198.90
210.24
222.06
234.38
247.02
260.55
274.43
288.85
303.81
319.36
335.50
352.25
369.61
387.61
406.25
425.54
445.53
466.20
487.58
509.69
532.54
556.15
580.52
605.70
5.24
5.92
6.67
7.50
8.40
9.40
10.49
11.67
12.96
14.36
14.68
15.88
17.53
19.31
21.22
23.29
25.51
27.89
30.44
33.17
36.09
39.21
42.52
46.06
49.81
53.80
58.03
62.51
67.25
72.27
77.56
83.14
89.03
95.23
101.75
108.61
115.81
123.37
131.30
139.60
148.30
157.40
166.91
176.85
187.24
198.07
209.37
221.15
233.42
246.19
259.49
273.31
287.67
302.61
318.18
334.20
350.91
368.23
386.19
404.80
424.08
444.04
464.69
486.07
508.20
531.07
554.71
579.16
604.41