RC GROUP TRIPACK Series Installation, Use And Maintenance Manual page 14

Chapter 2 - TECHNICAL INFORMATION
The graph shows the variations in the refrigerant' pressure and
enthalpy during the entire thermodynamic cycle.
6-6 pressure
1
drops
6 -7
1
expansion
from point (8) to point (4) the refrigerant is in the vapour phase
-
from point (4) to point (5) the refrigerant is reduced from its vapour
-
phase to its liquid phase
from point (5) to point (7) the refrigerant is in the liquid phase
-
from point (7) to point (8) the refrigerant is reduced from its liquid
-
phase to its vapour phase
14
5/6 cooling
4/5 condensation
7-8 evaporation
3-4 de-superheating
9-1 suction line
pressure drops
8-9 overheating
ENTHALPY
RC GROUP S.p.A I_TRP_0909_GB
2-3 discharge
line pressure
drops
1-2
compression