Midea MSG-12HRIN2

Service manual
30
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9. Pressure table
Note:
The pressure data is from 3 way valve, the pressure data are pressure above atmosphere.
D: Dry bulb temp.
W: Wet bulb temp.
9.1 MSH-18HRIN1
Cooling mode Outdoor temperature (Dry bulb temp)
Indoor Conditions Pressure 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
21ºC D15ºC W Pressure( kg/cm
2
) 6.6 6.8 7.0 7.3 7.6 8.0
24ºC D17ºC W Pressure( kg/cm
2
) 6.8 7.0 7.1 7.7 8.3 8.7
27ºC D19ºC W Pressure( kg/cm
2
) 7.1 7.2 7.3 7.8 8.6 9.3
32ºC D23ºC W Pressure( kg/cm
2
) 7.1 7.4 7.6 8.4 9.4 9.8
Heating mode Outdoor temperature (Dry bulb temp)
Indoor Conditions Pressure
12ºC D
11ºC W
7ºC D
6ºC W
0ºC D
-1ºC W
-4ºC D
-6ºC W
-7ºC D
-9ºC W
-15ºC D
-xºC W
15ºC Pressure( kg/cm
2
) 32.5 34.5 34.0 31.0 28.5 27.5
18ºC Pressure( kg/cm
2
) 35.0 34.5 35.5 32.5 29.5 28.0
20ºC Pressure( kg/cm
2
) 36.5 35.5 36.0 33.5 30.0 28.5
22ºC Pressure( kg/cm
2
) 36.5 37.0 36.5 35.0 32.5 29.5
9.2 MSC-18HRIN1
Cooling mode Outdoor temperature (Dry bulb temp)
Indoor Conditions Pressure 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
21ºC D15ºC W Pressure( kg/cm
2
) 6.6 6.8 7.0 7.3 7.6 8.0
24ºC D17ºC W Pressure( kg/cm
2
) 6.8 7.0 7.1 7.7 8.3 8.7
27ºC D19ºC W Pressure( kg/cm
2
) 7.1 7.2 7.3 7.8 8.6 9.3
32ºC D23ºC W Pressure( kg/cm
2
) 7.1 7.4 7.6 8.4 9.4 9.8
Heating mode Outdoor temperature (Dry bulb temp)
Indoor Conditions Pressure
12ºC D
11ºC W
7ºC D
6ºC W
0ºC D
-1ºC W
-4ºC D
-6ºC W
-7ºC D
-9ºC W
-15ºC D
-xºC W
15ºC Pressure( kg/cm
2
) 32.5 34.5 34.0 31.0 28.5 27.5
18ºC Pressure( kg/cm
2
) 35.0 34.5 35.5 32.5 29.5 28.0
20ºC Pressure( kg/cm
2
) 36.5 35.5 36.0 33.5 30.0 28.5
22ºC Pressure( kg/cm
2
) 36.5 37.0 36.5 35.0 32.5 29.5