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Air Handling Unit Trainer

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Na-#103~203, 278-1, Usan-ro Wonju-si Gangwon-do
Contact name
Gu-Yoon Jung


Technical Description

  1. The possibility of experiment on ventilation system (4-type)and cool-warm condition with heat pump
  2. Assistant heat source with heat pump and humidification for both cooling and heating water
  3. Humidification device made up of watering or air crossing type, inhalation and emission of conditioning damper and inside made up of inhalation and emission part
  4. The structure of humidified cooling or heating water according to user's temperature control
  5. The structure to operating system from outside and the structure to control inside temperature and humidity
  6. Automatic control by systematic temperature and humidity
  7. The sequence screen attached to the graphic module control department and power automatic control machine for experiment on temperature, pressure and automatic control and operation
  8. The possibility of cutting the overload, working the pressure switch, alarm bell and a pilot lamp and safe operation with occuring the problem of vairable types
  9. Application to refrigeration system for compressor of vairable types

Experiments(Study objectives)

  • Fitting refrigerant
  • Vacuum test
  • Leak test
  • Troubleshooting at AHU system machine
  • Troubleshooting at electric circuit
  • Fitting electric circuits for AHU
  • Duct work effect of AHU system
  • mixture and heating RA and OA
  • mixture and cooling RA and OA
  • mixture and humidifying & heating RA and OA
  • Preheating, cleaning and reheating between RA and OA
  • Drawing PSI chart
  • Component understanding of AHU system
  • Cycle through the manual operation of manual operation panel


  • Duct intake / exhaust/ return: transparency
  • Blower: 2ea
  • Water pump: 3ea
  • Humidifier: spray type
  • Compressor : 1/2HP
  • Condenser : Air-cooled type
  • Evaporator: pin, Tube air-cooled type
  • Expansion Valve : manual type
  • Liquid receiver : 1/2HP
  • Accumulator : 1HP
  • Electronic valve : 3/8" nut clamp type
  • Manometer
  • fitting nipple
  • Sight Glass
  • Electric control module: DC24V
  • Graphic module: digital DC24V
  • Thermostat range: -40°C~100°C
  • Pressure switch range:
  • Low side: 0bar~5bar
  • High side: 5bar~30bar
  • Size(LxWxH): 1850x700x1900mm
  • Weight: 250kg


  • Electric control module
  • Graphic module
  • Refrigeration Machine module
  • Banana jack: 20 each black and red
  • User manual book


  • Transparency condenser
  • Transparency accumulator
  • Data acquisition module (MSR1000)
  • Computer Monitoring program S/W (MSM1000)
  • Control program S/W aid computer
  • Refrigeration simulation training program S/W
  • BLDC compressor

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