Teaching Experimental Applications (View Data Sheet (pdf))

  • Identification of the components of a refrigerating system with two cold rooms
  • Commissioning and verification of operation
  • Study of the basic concept of a refrigeration installation R404A, with triple evaporation.
  • Study of the thermodynamic cycle on enthalpic diagram.
  • Control study neutral zone
  • Calculation of cooling power to the condenser and evaporators.
  • Overall efficiency of the unit.
  • Preventive and curative maintenance
  • Role and adjustment of constant pressure valves
  • Study of oil circuit

Technical Details (View Specification (docx))

  • A fluid flow meter R404a scale 0-100kg / h (x3)
  • Control magnetic valve (x3)
  • Manual valve of circuit isolation HP (x6)
  • Manual valve of evaporator isolation (x6)
  • High pressure manometer R404 scale -1 to 30bars , dual scale pressure temperature (x9)
  • Thermostatic expansion valve with external equalization (x3)
  • Simple evaporators flow with forced convection, power approx 1000W (x3)
  • High pressure manometer R404 scale -1 to 10 bars, dual scale pressure temperature (x7)
  • Constant pressure valve type KVP (control of the evaporation pressure (x3)
  • Manual valve bypass of the constant pressure valve (x3)
  • Check valve (x9)
  • Suction line accumulator , volume 3.2L
  • Manual isolation valve of the filter with fluid recovery fitting (also used for vacuum operation)
  • Filter with interchangeable cartridge (for maintenance operation)
  • Service valve (x3)
  • Low pressure and high pressure collector
  • Compressor semi hermetic (x3) to R404a approx power 2.1KW for a range -20°C/ 30°C (evaporation / condensation and other important components.
  • Bench with two cold rooms with internal dimensions 83x83x200cm with door, decompression valve and electrical heating load simulation.
  • Room Thickness: 100mm
  • Electric box including protective components (circuit breaker ..), control (switch-on button, main switch, emergency stop type mushroom), visualization (operating and fault indicators) and regulation (1 central general regulator and three regulators of temperature-regulator by evaporation system

Dimensions: (LxWxH mm): 5000 x 1000 x 2300

weight (Kg): 600


  • User Manual
  • Pedagogical manual
  • Technical documentation of the components
  • Lab Exercises
  • Certificate of conformity CE

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