ZM6165 Domestic Freezer Trainer Educational Teaching Equipment

ZM6165 Domestic Freezer Trainer Educational Teaching Equipment

I Introduction
The trainer is properly designed for educational aims and studies the refrigeration at negative temperature it includes all the parts of an industrial refrigeration system, including a properly insulated freezing room with defrost of the garnish of the door and an electronic controller with automatic defrost of the evaporator an electric heater simulates the variations of temperature inside the room.
Single phase, three wires, 220-240V,50Hz
2 instaled doors and multi box system shelves
Total capacity 250-300 lt
Single door
To be supplied compelete with all necessaries
Aluminum( which is better than steel), corrosion resistant outer casting stand
Simulator with 10 faults and 10 test point(with 10 electrical faults, evap.cond. ,thermalstat evap.fan, cond.fan, H&L pressure switch, sensor etc.)

II Training Program
Plant starting and verification of the safety devices intervention
Study of the operation and set up of a thermostatic expansion valve
On-off control
Analysis of the system behavior at variation of:
– Thermostatic valves superheat
– Condenser air flow
Drawing the cycle in the pressure – enthalpy diagram of the refrigerant gas
Data collection and calculation of:
– Thermal balances at evaporator, condenser compressor

Supplied with:
General Refrigeration Manual
Experimental Handbook