Windows Air Conditioning Trainer

Range Of Experiment

• To study various components and controls used in window air conditioner.
• To evaluate the tonnage capacity of the air conditioning system by enthalpy difference method.
• To evaluate actual & theoretical C.O.P. Of vapour compression cycle.
• To plot actual refrigeration cycle on P-H chart.


*Rating conditions :

Ambient temperature=350 C, atmospheric pressure=1.01 bar, suction pressure=70 psig, discharge pressure=300 psig, evaporation temperature=7.70 C, discharge temperature=550 C.

Technical Details
Sub-Title Parameter Description
Refrigeration Systems Model Windows Air Conditioning Trainer
Capacity 0.75 TR at rated test conditions*
Compressor Rotary type; Hermetically sealed.
Condenser Forced convection air cooled.
Condenser fan Axial flow
Evaporator Forced convection
Evaporator fan Axial flow type
Drier/ filter Molecular sieve type.
Expansion device Capillary Tube
Accumulator Copper / M.S. shell suction line accumulator provided.
Refrigerant R-22
Instrumentation Instrumentation Sling Psychrometer for air temperatures & Digital Indicator for refrigerant temperatures
Velocity By inclined tube manometer
Pressure Pressure gauges at suction & discharge
Electrical System Supply 220-240 Volts, 50 Hz, 1 phase
Input power 1.2 kW
Rated current 8.0 Amps.
Energy-meters Provided for compressor
Construction Material Panel: 1.2 mm thick CRCA
Outer finish Powder coating
Size 650 x 600 x 1165 mm ( L X D X H )