Service manual
19
8. 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 MSC-21CRN1
Cooling mode Outdoor temperature (Dry bulb temp)
Indoor Conditions Pressure 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
21ºC D15ºC W Pressure(kg/cm
2
) 8.6 8.7 9.0 9.1 9.5 10.0
24ºC D17ºC W Pressure(kg/cm
2
) 8.8 9.0 9.4 9.6 10.1 10.6
27ºC D19ºC W Pressure(kg/cm
2
) 9.0 9.3 9.6 10.1 10.5 11.0
32ºC D23ºC W Pressure(kg/cm
2
) 9.4 9.8 10.0 10.6 11.0 11.4
9.2 MSC-21HRN1
Cooling mode
Outdoor temperature (Dry bulb temp)
Indoor Conditions Pressure 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
21ºC D15ºC W Pressure( kg/cm
2
) 8.6 8.7 9.0 9.1 9.5 10.0
24ºC D17ºC W Pressure( kg/cm
2
) 8.8 9.0 9.4 9.6 10.1 10.6
27ºC D19ºC W Pressure( kg/cm
2
) 9.0 9.3 9.6 10.1 10.5 11.0
32ºC D23ºC W Pressure( kg/cm
2
) 9.4 9.8 10.0 10.6 11.0 11.4
Heatin
mode OUTDOOR CONDITIONS
Indoor Conditions Pressure
12ºC D
28.2 27.1 21.5 20.7 20.3 /
18ºC Pressure
30.8 28.4 24.7 22.9 22.2 /
20ºC Pressure
31.4 30.1 25.4 24.8 23.3 /
22ºC Pressure
33.5 31.3 26.4 25.4 23.9 /
9.3 MSC-24CRN1
Cooling mode Outdoor temperature (Dry bulb temp)
Indoor Conditions Pressure 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
21ºC D15ºC W Pressure( kg/cm
2
) 8.7 8.8 9.0 9.1 9.5 10.1
24ºC D17ºC W Pressure( kg/cm
2
) 8.8 9.0 9.4 9.6 10.1 10.6
27ºC D19ºC W Pressure( kg/cm
2
) 9.1 9.4 9.7 10.1 10.5 11.0
32ºC D23ºC W Pressure( kg/cm
2
) 9.5 9.9 10.1 10.6 11.0 11.5
9.4 MSC-24HRN1
Cooling mode Outdoor temperature (Dry bulb temp)
Indoor Conditions Pressure 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
21ºC D15ºC W Pressure( kg/cm
2
) 8.7 8.8 9.0 9.1 9.5 10.1
24ºC D17ºC W Pressure( kg/cm
2
) 8.8 9.0 9.4 9.6 10.1 10.6
27ºC D19ºC W Pressure( kg/cm
2
) 9.1 9.4 9.7 10.1 10.5 11.0
32ºC D23ºC W Pressure( kg/cm
2
) 9.5 9.9 10.1 10.6 11.0 11.5