一、Product Overview

The equipment adopts a double-sided cabinet design, and is equipped with control devices such as leakage switches, fuses, AC contactors, pressure controllers, solenoid valves, buttons, and indicating instruments according to the requirements of the central air conditioning electrical control circuit. It is also equipped with more than ten common faults of small cold storage systems. Suitable for teaching and training in the operation, fault demonstration, and troubleshooting of central air conditioning system control circuits in vocational colleges, technical schools, and other refrigeration majors.

二、Technical Parameter

1)Working power supply: three-phase five wire 380V ± 5% 50Hz；

2)Safety protection: leakage protection (operating current ≤ 30mA) overcurrent protection, fuse protection；

3)Overall size: 700 ×?600× 1700mm；

4)Rated power:<0.5KW;；

5)Environmental temperature: -10 ℃~40 ℃；

6)Relative humidity:<85%；

7)Equipment weight: 125Kg。

三、Practical training projects

1.Understanding and mastering the structure and working principles of?2.central air conditioning systems and equipment

3.Central air conditioning start-up, operation, and commissioning

4.Record of central air conditioning operation and detection of operating parameters

5.Practical training on programming and debugging of PLC programmable controllers

6.Assessment of Central Air Conditioning Fault Setting

7.Refrigeration Principle and Heat Exchange Technology

8.Identification and application of commonly used sensors in central air conditioning systems

9.Central air conditioning operation protection and daily maintenance operation assessment

10.Frequency converter application

11.Touch screen applications

12.Application of Computer Data Acquisition and Configuration Control Technology

13.Internal and external network communication technology and its applications.