1. General Overview
• Purpose: To facilitate hands-on demonstration and understanding of air conditioning system principles, encompassing cooling, heating, dehumidification, and energy efficiency evaluation.
• Applications: Suitable for academic and vocational training, research laboratories, and HVAC system testing.
2. Functional Specifications
• Cooling System:
     • Utilizes vapor-compression refrigeration cycle.
     • Simulates both cooling and dehumidification processes.
• Capacity:
     • Adjustable cooling capacity ranging from 1 kW to 5 kW.
     • Optional heating capacity available for heat pump operation.
• Temperature Range:
     • Cooling Mode: 16°C to 25°C.
     • Heating Mode (if applicable): 25°C to 35°C.
• Refrigerants:
      • Compatible with R134a, R410A, and environmentally friendly alternatives such as R290 and R600a.
• Humidity Control:
     • Demonstrates adjustable dehumidification settings for relative humidity (RH).

3. Structural Specifications
• Frame:
     • Constructed from powder-coated steel or aluminum for enhanced durability andmaintenance ease.
• Evaporator and Condenser:
     • Features finned-tube or plate heat exchangers with visible components for educational purposes.
• Piping:
     • Insulated copper pipes to ensure thermal efficiency.
     • Includes transparent sections for refrigerant flow visualization.
4. Instrumentation and Monitoring
• Temperature Sensors:
     • Thermocouples or RTDs at key points with ±0.1°C accuracy.
• Pressure Gauges:
     • High-pressure and low-pressure sensors with ±0.5 bar accuracy.
• Flow Meters:
     • Measures refrigerant flow rates.
• Airflow Measurement:
     • Anemometer or airflow sensors for system efficiency analysis.
• Power Monitoring:
     • Equipped with a wattmeter to measure power consumption of the compressor and fans.
5. Control and Data Acquisition
• Control Panel:
     • Incorporates switches, dials, and displays for adjusting temperature, pressure, and airflow.
     • LED/LCD displays provide real-time data visualization.
• Data Acquisition System (Optional):
     • Integrated software for data logging, graphing, and analysis.
• Adjustable Parameters:

     • Configurable settings for compressor speed, fan speed, refrigerant flow rate, and expansion valve.

6. Power Requirements
• Voltage:
     • Operates on 220–240 V AC, single-phase, 50/60 Hz.
7. Safety Features
• Protection:
     • Overload protection for compressor and fan motors.
• Cut-Offs:
     • High and low-pressure safety cut-offs.

• Emergency Stop:

     • Emergency stop button for immediate shutdown.
• Electrical Safety:
     • Insulated electrical wiring.
• Safety Shields:
     • Transparent shields surrounding moving parts for operator safety.