MR031R Vapour-compression Refrigeration Unit Didactic Equipment Refrigeration Training Equipment
Technical Specification • Refrigerant: R-134a • 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: 9-38 Litres/min calibrated for 134-A• 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: 0-25Bar • Bourdon Compound Gauge 0-10Bar • 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
