ET 380 Processes In The Refrigeration Cycle Didactic Equipment School Educational Equipment Refrigeration Training Equipment
Visible phase transitions in evaporator and condenser, log p-h diagram in real time Features - visible phase transitions in evaporator and condenser - log p-h diagram in real time - dynamic display of the refrigerant mass flow - integrated router for operation and control via an end device and for screen mirroring on up to 10 end devices: PC, tablet, smartphone Learning objectives/experiments - design and function of a compression refrigeration system - load dependency of a refrigerating plant - represent and understand the refrigeration cycle in the log p-h diagram - energy balances - determine the coefficient of performance - oil transport in the gas phase - superheating and supercooling - function of a piston compressor - develop digital skills -- retrieve information from digital networks, use digital learning media Specification [1] make complex changes of state of refrigerating plants visible and tangible [2] refrigeration circuit: compressor, condenser with ventilator, thermostatic expansion valve, evaporator with ventilator [3] sensors for pressure, temperature, flow rate, power [4] precise calculation of refrigerant mass flow [5] 15,6" touch screen with animations showing how the main components work [6] representation of all measured values in real time over a time axis, such as the log p-h diagram [7] adjust the scale of the axes and the degree of magnification on the touch screen [8] control of the experimental plant using a PLC, operated by touch screen [9] screen mirroring: possible to mirror the user interface on up to 10 end devices [10] data acquisition via PLC on internal memory, access to stored measured values via WLAN with integrated router/ LAN connection to customer's own networkdata acquisition via PLC on internal memory, access to stored measured values via WLAN with integrated router/ LAN connection to customer's own network [11] refrigerant R513A, GWP: 631 Technical data PLC: Weintek cMT3162X Compressor - refrigeration capacity: approx. 372W at 7,2/32°C - power consumption: approx. 213W at 7,2/32°C - displaced volume: 5,08cm3 Ventilator, EC motor - rated speed: 2330min-1 - drive motor power: 83W - flow rate: 0...1710m3/h Refrigerant: R513A, GWP: 631, fill quantity: 1,25kg, CO2 equivalent: 0.8t, security: DIN EN 378: A1 Measuring ranges - temperature: -50...180°C - flow rate: 0...7g/s - pressure: -0,8...7bar / 0...30bar - power: 0...750W 230V, 50Hz, 1 phase; 230V, 60Hz, 1 phase 120V, 60Hz, 1 phase; UL/CSA optional LxWxH: 1328x1685x790mm; Weight: approx. 150kg
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