REFRIGERATION LABORATORY UNIT

The vapour compression refrigeration cycle is used in many industrial, medical and domestic situations worldwide – in air conditioning, food and medical preservation, and transport. It is essential that student engineers intending to design or utilise such plant are fully aware of the parameters affecting the performance of the cycle. A refrigerator is defined as a machine whose prime function is to remove heat from a low-temperature region. Learn about REFRIGERATION LABORATORY UNIT price for optimal educational outcomes.. The most common type of refrigerator or heat pump operates on the Vapour Compression Cycle and requires a work input. This fully instrumented refrigerant R134a vapour compression unit has been designed to enable students to safely study the cycle in detail. Learn about REFRIGERATION LABORATORY UNIT refrigeration India for optimal educational outcomes.. It features a belt-driven compressor, electrically heated evaporator, thermostatic expansion valve, and water-cooled condenser. Operating parameters can be varied by adjusting condenser cooling water flow and evaporator supply voltage. Learn about REFRIGERATION LABORATORY UNIT manufacturers for optimal educational outcomes.. Components have a low thermal mass, resulting in immediate response to control variations and rapid stabilisation. Instrumentation covers all relevant temperatures, condenser and evaporator pressures, refrigerant and cooling water flow rates, evaporator and motor power, motor torque, and compressor speed. Learn about REFRIGERATION LABORATORY UNIT suppliers for optimal educational outcomes..

Construction:

• Panel: Aluminium
• Refrigerant: R134a
• Compressor: Twin cylinder belt-driven unit (internally mounted)
• Expansion valve: Thermostatically controlled type
• Evaporator: Electrically heated device

Instrumentation:

• Digital thermometer: 6-way type K indicator; 0.1°C resolution
• Wattmeter: Measures power input to either evaporator or motor
• Voltage controller: To vary evaporator load
• Variable area flow meters × 2: For R134a and water flow rates
• Pressure gauges × 2: To indicate R134a pressure in evaporator and condenser
• Spring balance and tachometer: Together allow measurement of compressor drive power

Safety Features:

• Condenser pressure and evaporator heater temperature limited by automatic cut-outs
• All electrical components connected to common earth
• Unit protected by miniature circuit breaker and residual current circuit breaker