Refrigeration system with refrigeration and freezing chamber Simulation of 18 electrical and hydraulical faults
Features

• refrigeration system with two different evaporation pressures

• simulation of 18 faults

Specification

• investigation of a refrigeration system with refrigeration and freezing chambers

• refrigeration circuit with compressor, condenser and 2 evaporators with thermostatic expansion valve and evaporation pressure controller

• insulated freezing chamber with fan and electric defrost heater

• insulated refrigeration chamber with evaporation pressure controller

• heat exchanger for refrigerant supercooling

• individual or parallel operation of the chambers via solenoid valves

• sensors record pressure and temperature

• refrigerant mass flow rate calculated in the software from recorded measured values

• simulation of 18 faults

• software for data acquisition via USB under Windows 8.1, 10

• refrigerant R513A, GWP: 631

Technical data
Compressor

• power consumption: 565W at 7,2/54,4°C

• refrigeration capacity: 1363W at 7,2/54,4°C

Condenser with fan

• volumetric air flow rate: 290m3/h

• transfer area: 1,5m2

Refrigeration chamber

• evaporator transfer area: 1,06m2

Freezing chamber

• evaporator transfer area: 2,42m2

• volumetric air flow rate, fan: 135m3/h

• electric defrost heater: approx. 150W

Evaporation pressure controller: 0...5,5bar
Refrigerant: R513A, GWP: 631

• filling volume: 1,5kg

• CO2-equivalent: 0,9t

Measuring ranges

• temperature: 12x -50...120°C

• pressure: 3x -1...15bar, 3x -1...9bar, 3x -1...24bar

• power: 0...1125W

• flow rate: 1...11,5L/h 230V, 50Hz, 1 phase