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Refrigeration Training Equipment

30-evaporator control with eletronic expansion valve Didactic Education Equipment For School Lab Refrigeration Training Equipment

Item No.: SR2030
SR2030 30-evaporator control with eletronic expansion valve Didactic Education Equipment For School Lab Refrigeration Training Equipment
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Description

SR2030 30-evaporator control with eletronic expansion valve Didactic Education Equipment For School Lab Refrigeration Training Equipment
Brand: ShouldShine
Model: SR2030
Learning Objectives / Experiments
- modern refrigeration controller with electronic expansion valve
- functional principle of the controller
* thermostat function
* daytime and night-time operation
* operation with open and closed freezer
* defrost functions
* safety functions
* alarm functions
* monitoring of the components
- controller programming
- fault finding
Specification
[1] experimental unit from the practical series for the training of mechatronics engineers for refrigeration
[2] investigation and programming of an industrial refrigeration controller in the example of a freezer


[3] simulation of the freezer by way of software
[4] schematic on the front panel with lamps to indicate the operating states of the actuators
[5] programming of the refrigeration controller using a programming device
[6] simulated freezer with compressor, electronic expansion valve, fan, electric defrost heater for the evaporator, frame heating, pressure and temperature sensors
[7] real freezer components for demonstration purposes: 1 electronic expansion valve, 1 pressure sensor, 2 temperature sensor
[8] software for simulation via USB under Windows Vista or Windows 7
Technical Data
Functions of the refrigeration controller
- thermostat function
- daytime/night-time operation
- defrost functions
- messages and alarms
- fan operation
- energy saving functions
- safety functions
Simulated sensors
- air temperature upstream of the evaporator
- air temperature downstream of the evaporator
- evaporator surface temperature
- refrigerant temperature upstream of the
compressor
- refrigerant pressure upstream of the compressor
Functions of the simulation software
- outer temperature input
- opening/closing the door
- selection of refrigerant
- pressure and temperature time graphs
Dimensions and Weight
LxWxH: 660x350x570mm
Weight: approx. 20kg
Required for Operation
230V, 50/60Hz, 1 phase or 120V, 60Hz/CSA, 1 phase