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Annexes
Extended list – Gas constant for ammonia heat pump application
R717 (NH
)
3
Saturated vapour dielectric constant (default value: 1.066)
Temperature
(°C)
-60 – -42
-41 – -18
-17 – -5
-4 – 4
5 – 12
13 – 18
19 – 24
25 – 28
29 – 33
34 – 37
38 – 40
41– 44
45 – 47
48 – 50
51– 52
53 – 55
56 – 57
58 – 60
61 – 62
63 – 64
65 – 66
67 – 68
69 – 70
71 – 72
73
74 – 75
76
77 – 78
79
80 – 81
82
83 – 84
85
86
87
88 – 89
90
91
92
93
94
95
96
97
98
99
100
Fig. 50
Mode d'emploi – Refroidisseur PAC
005730 fr 10/2022
Dielectric constant
Pressure
of refrigerant
(bar)
gas parameter
0.3 – 0.7
0.7 – 2.1
2.2 – 3.6
3.7 – 5.0
5.2 – 6.6
6.8 – 8.0
8.3 – 9.7
10.0 – 11.0
11.3 – 12.8
13.1 – 14.3
14.7 – 15.6
16.0 – 17.6
17.8 – 18.8
19.3 – 20.3
20.9 – 21.4
22.0 – 23.1
23.7 – 24.3
24.9 – 26.1
26.8 – 27.4
28.1 – 28.8
29.5 – 30.2
30.9 – 31.6
32.4 – 33.1
33.9 – 34.7
35.5
36.3 – 37.1
37.9
38.8 – 39.6
40.5
41.4 – 42.3
43.2
44.2 – 45.1
46.1
47.1
48.1
49.1 – 50.1
51.1
52.2
53.3
54.4
55.5
56.6
57.8
58.9
60.1
61.3
62.5
75/77
1.00
1.01
1.02
1.03
1.04
1.05
1.06
1.07
1.08
1.09
1.10
1.11
1.12
1.13
1.14
1.15
1.16
1.17
1.18
1.19
1.20
1.21
1.22
1.23
1.24
1.25
1.26
1.27
1.28
1.29
1.30
1.31
1.32
1.33
1.34
1.35
1.36
1.37
1.38
1.39
1.40
1.41
1.42
1.43
1.44
1.45
1.47
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