Refrigerant Saturation Curve (R-410A) - Daikin SkyAir RZQ200 · 250C7Y1B Service Manual

Maintenance Inspections
1.2

Refrigerant Saturation Curve (R-410A)

78
4.00
3.80
3.60
3.40
3.20
3.00
2.80
2.60
2.40
2.20
2.00
1.80
1.60
1.40
1.20
1.00
0.80
0.60
0.40
0.20
0.00
−50 −40 −30
Absolute
Temp. Temp.
Pressure
(°C) (°C)
(MPa)
–50 0.11 –20
–48 0.12 –18
–46 0.13 –16
–44 0.15 –14
–42 0.16 –12
–40 0.18 –10
–38 0.19
–36 0.21
–34 0.23
–32 0.25
–30 0.27
–28 0.29
–26 0.32
–24 0.34
–22 0.37
−20 −10
0 10 20
Temperature ˚C
Absolute
Temp.
Pressure
(°C)
(MPa)
0.40 10
0.43 12
0.46 14
0.50 16
0.54 18
0.57 20
–8 0.61 22
–6 0.66 24
–4 0.70 26
–2 0.75 28
0 0.80 30
2 0.85 32
4 0.91 34
6 0.96 36
8 1.02 38
3.90
3.70
3.50
3.30
3.10
2.90
2.70
2.50
2.30
2.10
1.90
1.70
1.50
1.30
1.10
0.90
0.70
0.50
0.30
0.10
−0.10
30 40 50 60
Absolute
Temp.
Pressure
(°C)
(MPa)
1.09 40
1.15 42
1.22 44
1.29 46
1.37 48
1.45 50
1.53 52
1.61 54
1.70 56
1.79 58
1.89 60
1.99 62
2.09 64
2.20
2.31
Troubleshooting
SiBE26-701
Absolute
Pressure
(MPa)
2.42
2.54
2.67
2.80
2.93
3.07
3.21
3.36
3.51
3.64
3.83
4.00
4.17