SR2038 Secondary Controllers in Refrigeration Systems
Learning Objectives / Experiments
- properties and application options of different secondary
controllers
* evaporation pressure controller (KVP)
* start-up controller (compressor intake control;
KVL)
* capacity controller (control of the compressor delivery capacity;
KVC)
* condensation pressure controller (WVFX, KVR)
* receiver pressure controller (KVD with NRD)
- adjustment of optimum operating points
- fault finding in secondary controllers
Specification
[1] trainer from the practical series for the training of
mechatronics engineers for refrigeration
[2] refrigeration system with different secondary controllers:
evaporation pressure controller KVP, capacity controller KVC,
condensation pressure controller KVR, pressure-controlled water
valve WVFX as condensation pressure controller, receiver pressure
controller KVD, start-up controller KVL
[3] 2 refrigeration chambers: refrigeration and freezing stage
[4] evaporator selectable via solenoid valves
[5] adjustable electric heater in the refrigeration chambers as
cooling load
[6] water-cooled coaxial condenser
[7] pressure measurement at all relevant points in the system
[8] refrigerant R134a, CFC-free
Technical Data
Compressor according to CECOMAF
- refrigeration capacity: 990W at -5/55°C
- power consumption: 685W
Cooling load: 0...500W
Receiver: 1,3L
Measuring ranges
- pressure: 5x -1...9bar / 3x -1...24bar
- flow rate water: 20...250L/h
- flow rate refrigerant: 1x 1...11,5L/h; 1x 2...27L/h
- temperature: -50...300°C
Dimensions and Weight
LxWxH: 2.500x790x1.900mm
Weight: approx. 280kg
Connections
230V, 50Hz, 1 phase
Water connection
Product Details and Warranty
We supply suitable spare pats according to experiment requirement,
our products take aluminum structure, A4 paper dimension aluminum
and plastic hanging box structure.
We supply 3 years warranty time.
Packaging & Delivery
Package details: plastic film+ plastic foam + plywood box with
pallet, and for equipment dimension less than 1CBM, we supply
plastic film+ plastic foam+ fine carton.
Arrange delivery within 45 days upon receipt of payment.
Please see below photo for detailed package.
Training Room Photo
Company Information
We supply professional educational training equipment and technical
teaching equipment, which has been widely applied in Engineering
Universities, Polytechnics, Technical Institute, Vocational Schools
as well as Industry workforce Development Programs and Training
Center. Our products allow students to learn and experiment through
valuable hands-on experience, and the technology covered by our
training equipment provides knowledge, experiments and didactic
skills development that are of critical importance to today´s and
tomorrow´s careers.
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Service
We supply supply7*24 hours service, customer design service, OEM
service, buyer label service. With professional engineers team and
sales team, we assure you good product quality.
Certificate
Our products takes ISO9001 product management system.
| No. | Feature Name | Details |
| 1 | Customer design | Yes |
| 2 | Warranty | 1 year, 2 years, 3 years or 5 years according to client
requirements |
| 3 | Package | Plastic film+ carton+ Fine plywood |
| 4 | Products standard | International didactic equipment standard |
| 5 | Application range | Educational equipment for university, college, vocational training
centers |
| 6 | Company philosophy | Supply best quality Chinese products to the worldwide schools. |
| 7 | Self owned brand | Shouldshine, SSEDU, JSS. |
| 8 | Production time | From 10 days to 60 days according to different items |
