ET431 Vapour Compression Refrigeration Unit Refrigeration Trainer Teaching Equipment Vocational Training EquipmentTechnical Specification
• Refrigerant: R134a
• Hermetically sealed compressor:
• Water cooled condenser through Plate heat exchanger
• Condenser cooling fan not required.
• Water cooled evaporator via Plate Heat Exchanger with submersible pump
• Variation of flow through plate Heat Exchanger
• Thermostatic Expansion valve: Danfoss TN2 Internally equalised valve
• Refrigerant flow measurement: Rotameter, Range: 938 Litres/min calibrated for 134A
• Hand shut off valves are not necessary because it is a sealed system.
• No filter dryer necessary as it is a sealed system
• Bourdon Pressure Gauge: 025Bar
• Bourdon Compound Gauge 010Bar
• HP/LP CUTOUT: Low Pressure 2 Bar/ High Pressure 16 Bar
• 24V DC Speed controller on compressor with integral power measurement on PC
• Electrically isolated
• No digital display. PC display required.
• USB computer connectivity
