Basic Refrigeration System

Temperatures and pressures at various points are indicated. Sight glasses are provided to indicate the state of the refrigerant. Basic Refrigeration System is used for demonstration of a normal household refrigerator operation. Individual components are clearly shown. 

Experiments:
Observation of pressures and temperatures.
Using a p-h state diagram.
Study of layout and process diagram.

Technical Data:
Sight glasses : 3 ea at compressor exit, condenser exit and expansion valve inlet.
Condenser : Tube with wire grid.
Evaporator : Circular chamber.
Compressor : Hermetic.
Measuring instruments
Temperatures : 5 ea.
Pressure gauges : 2 ea.
Power supply : 220V 1Ph 50Hz.