Product Name: Split Unit Air Conditioner Cooling Heating System Station Training Unit Model NO.: zm6159 Refrigeration Trainer Refrigeration Lab: for Colleges, Universities, Technical Schools Power Supply: 220V/50Hz OEM: Yes Weight: 220kgs Dimension: 3cbm Warranty: 3 Years Trademark: ShouldShine Transport Package: Plywood Specification: aluminum structure Origin: China Product Description ZM6159 Split unit air conditioner/cooling heating system station training unitI IntroductionThe trainer, properly designed for educational aims, allows the student to study the operation of commercial refrigerator with two evaporators, one hermetic compressor and one air condenserR407a environmental refrigerant, refrigeration effect 12000BTH/hSingle phase 220V to 240V, 50Hz2 units condenser and 2 units wall hung evaporatorFan coil unit mounted onto boardCondenser unit mounted onto floor or f the frameworkThe unit is suplied with all material required for installationThe frame is fitted with heavy duty caster wheels with breakDust filter, 2 check valves mounted after dryer filtersSupply all necessary spare parts, intallation toolsFloor trap trayAluminum( which is better than steel), corrosion resistant outer casting standII Training ProgramPlant starting and verification of the safely devices interventionStudy of the operation of a thermostatic expansion valveOn-off controlAnalysis of the system behavior at variation of:- Number of evaporators- Condenser evaporations air flow- Thermostatic valves superheatDrawing the cycle in the pressure-enthalpy diagram of the refrigerant gasData collection and calculation of:- Thermal balances at the evaporators, condenser, compressor- Refrigerant mass flow- Compressor volumetric efficiency- Thermostatic valve superheatSupplied with:English General Refrigeration ManualEnglish Experimental Handbook