Fujitsu AG * V09LAC Series Service Instruction page 42

Summary of R407C and R410A characteristics
R410A
higher system
Advantage
Near-Azeotropic
1.6 times higher
pressure than R22
Disadvantage
(difficult to design against
pressure resistance)
Suitable for
Small Air-Conditioners
Desighed pressure of R410A refrigerant
*
Relation between R410A condensing temperature and saturated pressure.
< Pressure Temp >
Pressure (Mpa) Temp ( C)
2.20
2.25
2.30
2.35
2.40
2.45
2.55
2.60
2.65
2.70
2.75
2.80
2.85
2.90
2.95
3.00
3.05
3.10
3.15
3.20
3.25
3.30
3.35
3.40
3.45
3.50
2.55
3.60
3.65
3.70
3.75
3.80
3.85
3.90
3.95
4.00
4.05
4.10
4.15
R407C
similar pressure as R22
performance
(possible to design
large equipment)
refrigerant
Zeotropic refrigerant
(handle with care)
Large Air-Conditioners
37.9
38.7
39.6
40.5
41.3
42.1
43.8
44.6
45.3
46.1
46.8
47.6
48.3
49.0
49.8
50.5
51.2
51.9
52.6
53.2
53.9
54.6
55.3
55.9
56.5
57.1
57.8
58.4
59.0
59.6
60.2
60.8
61.4
52.0
62.5
63.1
63.6
64.2
64.8
06-07
< Temp Pressure >
Temp ( C) Pressure (Mpa)
39 2.27
40 2.32
41 2.38
42 2.44
44 2.57
45 2.63
46 2.69
47 2.76
48 2.83
49 2.90
51 3.04
52 3.11
53 3.18
54 3.26
56 3.41
57 3.49
58 3.57
59 3.65
61 3.82
62 3.90
63 3.99
64 4.08