ASR20121 Air Conditioning Model Vocational Training Equipment Refrigeration Teaching Equipment
Learning Objectives / Experiments
– full air conditioning system and its main components
– heating and cooling in the h-x diagram
– humidifying and dehumidifying in the h-x diagram
– outer air and recirculating operation
– fault simulation
Specification
[1] model of an air conditioning system to plug onto the base unit
[2] training system with HSI technology
[3] air duct with transparent front and adjustable ventilation flap for recirculating or outer air operation
[4] evaporator as air cooler
[5] 2 heaters as air preheater and reheater
[6] air humidifier with float switch, fan, filling level indication
[7] thermostatic expansion valve as expansion element
[8] sensor to record temperature and combined sensorfor humidity and temperature
[9] operation of individual components and of the system and fault simulation via software
[10] software: educational software, data acquisition, system operation
[11] software for data acquisition via USB under Windows Vista or Windows 7
Technical Data
Air duct, top: 136x136x800mm
Evaporator as air cooler
– transfer area: approx. 900cm²
Air heater: 2x 250W
Axial fan
– max. power consumption: 20W
– max. flow rate: 160m³/h
Humidifier
– heater: 200W
Servomotor for ventilation flap: 24VDC
Measuring ranges
– temperature: 2x -50…50°C, 5x 0…50°C
– humidity: 4x 10…100% r.h.
Dimensions and Weight
LxWxH: 850x400x680mm
Weight: approx. 51kg
