Order No.: GT2025102701
 
Specification
• Epoxy painted steel structure
• Dual pressure switch
• Simple to use vapor compression refrigeration model
• Utilizing a piston compressor, a fin and tube evaporator, and condensing coils, a thermostatic expansion valve.
• Color coded to aid in explaining the system
• A clear schematic diagram showing the refrigerant circuit.
• Integrated pressure gauges
• 2 water vessels with thermal probes
• Appropriate pressure and temperature switches
• Integrated sight glass
• Refrigerant: R-134a
 
Must include:
• Control panel / main switch and indicator lamp
• Hi-Lo pressure switch(es)
• Fin and Tube evaporator
• Fin and Tube condenser
• Hermetic compressor, power input approx.: 150 watt.
• Receiver
• Sight glass(es)
• Appropriate Compound and Discharge Pressure gauges (class 1 / 80 mm)
• Thermal expansion valve (TXV)
• Water filled vessels to demonstrate the cooling and heating effect
• Hand held temperature meter (two channel) with dual probe for temperature measurement, minimum -20°C to +100°C
• Instruction manual with experiments (English)
 
Power:
• 220 VAC, 50Hz, 10 A
• Water supply
 
Experiment:
Working principle of refrigeration cycle
Refrigerant filling and emptying practice
 
Spare parts:
High pressure gauge, 1pc
Low pressure gauge, 1pc

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