DIRECT EXPANSION AIR CONDITIONING - Quiz

1) What is the benefit of VRV system?

Bigger in size Many controls Energy saving Saving refrigerant

2) Which type of AC system is capable of heating or cooling in different zones simultaneously?

Package AC Central plant AC VRV AC system VAV AC system

3) Which distribution system is absent in VRV operation compared to central AC plant?

Refrigeration Ducting system Refrigerant flow Interlocked wiring

4) Which version of motors are used in ductless multisplit system?

Bioptional drive Trioptional drive Variable frequency drive Constant frequency drive

5) Which refrigerant is used with VRF AC system?

R 11 R 12 R 502 R 410A