Consider the following statements:
An expansion device in a refrigeration system
1. reduces the pressure from the condenser to the evaporator
2. regulates the flow of the refrigerant to the evaporator depending on the load
3. is essentially a restriction offering resistance to flow
Which of the above statements are CORRECT?1
1 and 2 only
2
1 and 3 only
3
2 and 3 only
4
1, 2 and 3