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Refrigeration System with Open Compressor
Description & Specification
Refrigeration System with Open Compressor
Categories:
Refrigeration Training Kit
Technical Specifications
Learning Objectives / Experiments:
Fundamentals of refrigeration
Thermostatic expansion valve
Pressure switch
Determination of important characteristic variables
Coefficient of performance
Design and components of a refrigeration system
Open compressor with drive
Compression ratio
Volumetric efficiency
Condenser
Evaporator
Compressor capacity
Refrigeration capacity
Representation of the thermodynamic cycle in the log p-h diagram
Determination of the compressor efficiency
Effect of the compressor flow rate on the refrigeration circuit.
Specifications:
Investigation of a refrigeration circuit with speed controlled compressor
Digital displays for pressure, temperature, flow rate, power and speed
Cooling load in the refrigeration chamber adjustable via heater
Drive and speed adjustment of the open compressor
Condenser and evaporator with fan
Refrigerant R134a, CFC-free
Refrigeration circuit with open compressor, condenser, thermostatic expansion valve and evaporator in refrigeration chamber.
Technical Data
Open compressor
Refrigeration capacity: 845W (at speed: 975min-1 and -10/40°C)
Speed: 500...1.000min-1
Condenser with fan transfer area: 2,5m²
Capacity: 1.935W at 25°C air temperature (ambient) / Δt=15°C
Measuring ranges
Temperature: 4x -5...105°C, 1x -50...250°C
Pressure: 2x -1...15bar
Speed: 1x 0...1.000min-1
Flow rate R134a: 1x 2...15g/s
Power: 1x 0...500W
Evaporator
Transfer area: 3,62m²
Capacity: 460W at 3°C air temperature (chamber) / Δt=13°C
Heater power: 500W
Dimensions and Weight: LxWxH: 1.470x800x1.850mm
Weight: 185kg
Required for Operation
230V, 50/60Hz, 1 phase or 120V, 60Hz/CSA, 1 phase.
