Refrigeration, Household ElectricalAppliance Trainer … Household Refrigerator Electronic Temp-Control Trainer ... 4. with a pressure meter on system flowchart board; 5

Refrigeration, HouseholdElectrical Appliance Trainer

Catalogue

CONTENT

1. Refrigeration Integrated Training Series.......................................................................................... 1Yalong YL-ZK3-3 Central Air-Conditioner Trainer.............................................................................................1Yalong YL-ACHZ-T Household Air Conditioner & Refrigeration System Trainer............................................4Yalong YL-ZKC-I Air Conditioner system automatic control & regulation trainer............................................5Yalong YL-ZKLAir Conditioner Double-Freezer Trainer.................................................................................. 7YL-KL-II Double-Freezer Control Circuit Trainer.............................................................................................. 8Yalong YL-LK-S Warehouse Refrigeration System Trainer................................................................................9Yalong YL-QZ -LS Freezer Vehicle Refrigeration System Trainer...................................................................10

2. Refrigeration electrical control training series............................................................................... 11Yalong YL-30HK-036 Piston Water Cooling Unit Electrical Trainer................................................................11Yalong YL-30HK-065 Piston Heat Pump Unit Electrical Trainer.....................................................................12Yalong YL-RELL-DQ-TE WD7/0.4 freezer electrical trainer...........................................................................13Yalong YL-REL-DQ-TE Freezer Electrical Trainer.......................................................................................... 14Yalong YL-AC-Z-DQ-TE Integrated Air Conditioner Electrical Trainer..........................................................15Yalong YL-ACF-DQ-TE Split Air Conditioner Electrical Trainer.................................................................... 16Yalong YL-REB-DQ-TR-TE Household Refrigerator Electronic Temp-Control Trainer.................................17Yalong YL-REB-DQ-CP-TE Household Refrigerator Microprocessor Temperature-Control Electrical Trainer18Yalong YL-REB-DQ-P-TE Household Refrigerator Pressure Temperature-Control Electrical Trainer...........19Yalong YL-REL-2-DQ-TE Double-Freezer Electrical Trainer..........................................................................20Yalong YL-ACF-FC-DQ-TE V/F Air Conditioner Electrical Trainer............................................................... 21Yalong YL-KL-I Double-Freezer Control Circuit Trainer................................................................................. 22Yalong YL-ZKKAir Conditioner Trainer.......................................................................................................... 23

3. Refrigeration System Training Series.............................................................................................24Yalong YL-ACH-RW-TE Window Heat Pump Air Conditioner & Refrigerator Trainer..................................24Yalong YL-FK-IV V/F Heat Pump A/C & Refrigerator Trainer........................................................................25Yalong YL-REB -S-TE Refrigerator System Trainer.........................................................................................26Yalong YL-ACF-R-TE Heat Pump Split A/C & Refrigeration System Trainer................................................ 27Yalong YL-ACH-DL Split Air Conditioner & Refrigeration System Trainer................................................... 28

4. Refrigeration basic training series.................................................................................................. 29Yalong YL-ZW II Refrigeration & Heating Trainer...........................................................................................29Yalong YL-ZW III Refrigeration & Heating Trainer......................................................................................... 30Yalong YL-818 Air Conditioner and Refrigerator Assembly and Commissioning Training Evaluation

Equipment................................................................................................................................................................... 31Yalong YL-RE-DQ-TE Refrigeration Basic Electronic Circuit Trainer............................................................ 34Yalong YL-FK –III V/F Air Conditioner Cooling & Heating Trainer............................................................... 35Yalong YL-REB-TE Dual-door Refrigerator Trainer.........................................................................................36Yalong YL-FK-I V/F Air Conditioner Trainer................................................................................................... 37Yalong YL-KS Air Conditioner Installation Trainer.......................................................................................... 38Yalong YL-SZL-001 Refrigeration Software..................................................................................................... 39

5. Household Electric Appliance Training Series...............................................................................40Yalong YL-BX Household Electric Appliance Intelligent Training System..................................................... 40Yalong YL-501-Z14 Household Electrical Appliance Audio & Video Trainer................................................. 41

Yalong YL-501-L25 Household Electric Audio & Video Trainer..................................................................... 42Yalong YL-501-T21 Household Electric Audio & Video Trainer..................................................................... 43Yalong YL-501-Y32 Household Electric Audio & Video Trainer.....................................................................44Yalong YL-501-Y14 Household Electric Audio & Video Trainer.....................................................................45

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1. Refrigeration Integrated Training Series

Yalong YL-ZK3-3 Central Air-Conditioner Trainer

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Yalong YL-ZK3-3 Central Air-Conditioner Trainer

Description:ProfileIt owns one 3p water-cooling machine unit, one cooling water system, one water freezing system

and one automatic central air-conditioner control system. In the terminal, there are one simulatinglobby and one simulating guest room. One water collecting facility and one water distributingfacility will distribute and adjust the amount of coolness. One simulating boiler is applied to

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provide heat to central air-conditioning system. The central air–conditioner adopts PLC andindustrial bus control, and computer to communicate with PLC to control operation ofair-Conditioner, which also can be remotely controlled through network, Parameters for real-timedisplay and monitor on computer are collected by sensors and converters.

Functions descriptionOperation timing and control of every unit, including power-on and power-off timing.Charge: calculate bills according to operation time or power-on time.Remote control, control and monitor console operation through network.Let students learn structure and working principle of central air-conditionerTrain and test students on operation of central air-conditionerDetect and nanlyze working status and parameters of air-conditionerTrain students on programming, installation and debugging of PLCTrain students on application of industrial control software.Group technology application training.Air Conditioner electrical elements application technology training.

Technical parametersPower supply: AC 380,50HZPacking Dimension:6000×2400×2500MMTotal capacity:≦4KVA

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Yalong YL-ACHZ-T Household Air Conditioner & Refrigeration System

Trainer

DescriptionFunctions and features

1. Air Conditioner structure and fundamental learning and understanding.2. Air Conditioner start, operation, adjustment, protection technology training.3. Air Conditioner working parameters automatic detection and analysis.4. Air Conditioner automatic control fundamental technology training.5. PLC program distribution cabinet wiring training.6. PLC technology application training.7. Air Conditioner electrical elements application technology training.8. Group technology application training.9. Air Conditioner electrical elements application technology training.

Main technical parametersPower supply: 380V, 50HzDimensions: 6000*2400*2500mmTotal capacity: 5KVA

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Yalong YL-ZKC-I Air Conditioner system automatic control & regulation

trainer

Patented product Copyrights reservedDescriptionProfile

It focuses on Air Conditioner air treatment system close-loop control and automatic regulationcontrol training, to simulate air conditioner room as the main regulated object, and carry outautomatic detection, automatic regulation, related signals interlock protection control and alarmingfor air conditioner room system temperature, humidity and other related parameters, and to make airconditioner system always in best situations. The system has modular design for all control parts, toincrease system functions variety for various requirements.

It focuses on air conditioner system self-control fundamental analysis, as well as student’soperating capabilities. To make air conditioner air treatment system automatically controlled forfunctions demonstration, in order to make students learn and master related technologies andknowledge, as well as real air treatment system automatic control theory.

Functions and features1. Air conditioner room temperature, humidity detection and regulation2. Wind supply temperature, humidity detection

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3. Wind return temperature, humidity detection and regulation4. Surface cooler and air temperature, humidity detection and regulation5. Refrigeration system temperature, pressure detection, control, alarming, and interlockprotections.6. Refrigeration system flowchart demonstration7. Sensor, PC, PLC and frequency converter technology application8. Air treatment system electrical automatic control technology application

Main technical parametersPower supply voltage: 3-phase & 5-line 380VDimension: 1800*750*2000mm (no table)Cryogen: R22capacity: 2000WWaterproof degree: IP*4Refrigeration system allowed pressure: 3MPAmaterial: ironelectric shock protection: I gradeprotections: against over-voltage, overcurrent , overload ,leak , earthing.Protections are in according with related national standards.

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Yalong YL-ZKL Air Conditioner Double-Freezer Trainer

远程控制

局域网络

主站

C C _LIN K工业现场总线

从站1 从站2

网络

Patented products Copyrights reserved

DescriptionProfileIt is composed of YL-ZK3-3 Air Conditioner trainer and YL-KL-II Double-Freezer Trainer, withCC-Link industrial field bus, Air Conditioner simulated and remote control function, in a same time,the two freezers can be controlled by PLC controller, with data sampling function.

Functions and features:1. With all functions of YL-ZK3-3 and YL-KL-I;2. Industrial field bus training: hardware installation and operation training, software programming;3. Data sampling function: sensor and A/D sampling module, software programming;4. Group software application: communication and programming training;5. Remote control: Air Conditioner and freezer control and management;6. PLC application: basic commands, advanced commands programming training and wiringtraining;

7. Networking Air Conditioner simulation.

Technical parametersPower supply: AC 380V, 50Hz, 3-phase & 5-line.Dimensions: 8000*6000*2000mm.Capacity: 8KVA.

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YL-KL-II Double-Freezer Control Circuit Trainer

DescriptionProfileYalong YL-KL-II Double-Freezer Trainer is based on YL-KL-I. The freezer is divided into 2

freezers, and each freezer is composed of a 3P wind cooling unit, and two freezers (defrost), todemonstrate the working process, in a same time, it can show actual operating process of a realfreezer.

Technical parameters

Power supply: AC 380V, 50Hz, 3-phase & 5-lineDimensions: 5000*2000*2000mmCapacity: 3.5 KWCryogen: R22

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Yalong YL-LK-S Warehouse Refrigeration System Trainer


DescriptionProfileIt is composed of electrical controller, Refrigeration system and real warehouse; the electricalcontroller is composed of Mitsubishi PLC controller and touch screen, relevant control elementsand components. Students can make programming, on the touch screen, they can demonstratesystem working processes, also they can finish Cryogen injection and reclaim in the system toimprove their operating capabilities.

Functions and features1. with a real refrigerating store;2. suitable for technicians and senior technicians training;3. Electric traction control circuit and PLC control circuit, 2 control modes;4. Safe circuit wiring training;5. 10.4” full color touch screen for students training;6. Electrical control operation board and system flowchart board;7. with pressure meter and thermometer;8. Pressure, temperature sensor and sample module;9. Group software, PC programming training.

Main technical parameters:Power supply: 380V, 50Hz.Dimensions: 2000*2000*2000mm.Total capacity: 2800W.

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Yalong YL-QZ -LS Freezer Vehicle Refrigeration System Trainer

Patented products Copyrights reservedDescriptionProfileIt takes freezer vehicle refrigeration system as the object for training, and the compressor is drivenby a 3-phase asynchronous motor, with oil separation system, through expansion valve throttle andevaporator for refrigeration, a real vehicle air conditioner, for students to learn freezer vehiclefundamental. The demonstration board can be used for students to observe directly the refrigerationsystem, to improve students’ capabilities in system analysis.

Functions and features1. A real freezer vehicle refrigerator as training object;2. Refrigeration compressor driven by 3-phase asynchronous motor;3. Refrigeration system flowchart board;4. with a pressure meter on system flowchart board;5. Vehicle generator;6. The whole system as defrost and temp-control functions;7. Cryogen R134a.

Main technical parametersPower supply: 380V, 50HzDimensions: 3650*1200*1980mmTotal capacity: 3000W

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2. Refrigeration electrical control training series

Yalong YL-30HK-036 Piston Water Cooling Unit Electrical Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real piston water cooling unit as the object for training, to make students learn the relatedtechnologies and skills. The trainer is composed of bench, power supply controller, and controlcircuit detection board. (A single compressor control)

Testing modes3 testing modes:1, faults setting, students write to answer questions;2, PC faults setting, students use answering devices to answer questions;3, PC faults setting, students use PC to answer questions.A school can select a testing mode according to actual conditions.

Functions and features1. Air Conditioner compressor control circuit as the training object;2. Suitable for intermediate and senior technicians training;3. Intelligent networking training platform;4. 21 faults;5. Temperature and pressure protection and control simulator;6. Compressor faults simulation technology.

Main technical parameters:Power supply: 380V, 50HzDimensions: 1580*800*1520mmTotal capacity: 450W

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Yalong YL-30HK-065 Piston Heat Pump Unit Electrical Trainer

DescriptionProfileIt takes a real piston heat pump unit as the object for training, to make students learn relatedtechnologies and skills. The trainer is composed of bench, power supply controller, and controlcircuit detection board. (Two compressor controllers)


Functions and features1. Air Conditioner double-compressor control circuit as training object;2. suitable for Refrigeration intermediate and senior technicians training;3. Intelligent networking training platform;4. 19 faults;5. Temperature and pressure protection and control simulator;6. Compressor faults simulation technology.


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Yalong YL-RELL-DQ-TE WD7/0.4 Ereezer Electrical Trainer

Patented products Copyrights reservedDescriptionProfileIt takes real freezer as the object for training, and for students to learn related technologies andskills. The trainer is composed of bench, power supply controller, and control circuit detectionboard.


Functions and features1. suitable for intermediate technicians training;2. Intelligent networking training platform;3. 20 faults;4. Real freezer control circuit.


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Yalong YL-REL-DQ-TE Freezer Electrical Trainer

Patented products Copyrights reservedDescriptionProfileIt takes real freezer as the object for training, to make students learn related technologies and skills.The trainer is composed of bench, power supply controller, and control circuit detection board.


Functions and features1. suitable for primary and intermediate technicians training;2. Intelligent networking training platform;3. 13 faults;4. A real freezer control circuit board.

Main technical parametersPower supply: 220V, 50Hz.Dimensions: 1580*800*1520mm.Total capacity: 350W.

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Yalong YL-AC-Z-DQ-TE Integrated Air Conditioner Electrical Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real integrated air conditioner as the object for training, to make student learn relatedtechnologies and skills. The trainer is composed of bench, power supply controller, and controlcircuit detection board.


Functions and features1. suitable for primary and intermediate technicians;2. Intelligent networking training platform;3. 16 faults;4. Real electrical devices;5. Compressor faults simulation technology.


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Yalong YL-ACF-DQ-TE Split Air Conditioner Electrical Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real split air conditioner as the object for training, to make students learn relatedtechnologies and skills. The trainer is composed of bench, power supply controller, and controlcircuit detection board.


Functions and features1. suitable for intermediate and senior technicians training;2. Intelligent networking training platform;3. 24 faults;4. Real air conditioner control circuit board;5. Compressor faults simulation technology.


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Yalong YL-REB-DQ-TR-TE Household Refrigerator Electronic Temp-Control

Trainer

Patented products Copyrights reservedProfileIt takes a real Household refrigerator electronic temperature controller as the object for training, forstudents to learn related technologies and skills. The trainer is composed of bench, power supplycontroller, and control circuit detection board.


Functions and features1. Electronic temp-control circuit suitable for intermediate technicians training;2. Intelligent networking training platform;3. 26 faults;4. Real electrical devices.


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Yalong YL-REB-DQ-CP-TE Household Refrigerator Microprocessor

Temperature-Control Electrical Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real household refrigerator microprocessor temperature controller as the object for training,for students to learn related technologies and skills. The trainer is composed of trainer, powersupply controller, and control circuit detection board.


Functions and features1. suitable for intermediate and senior technicians training;2. Intelligent networking training platform;3. 16 faults;4. Real electrical devices.


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Yalong YL-REB-DQ-P-TE Household Refrigerator Pressure

Temperature-Control Electrical Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real household refrigerator pressure temperature-control controller as the object fortraining, for students to learn related technologies and skills. The trainer is composed of bench,power supply controller, and control circuit detection board.


Functions and features1. Intelligent networking training platform;2. 16 faults;3. Real electrical devices;4. Double-door defrost refrigerator control schematic is shown on demonstration board, for studentsto make analysis on circuit.

Main technical parametersPower supply: 220V, 50HzDimensions: 1580*800*1520mmCapacity: 350W

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Yalong YL-REL-2-DQ-TE Double-Freezer Electrical Trainer


DescriptionProfileIt takes the double freezers as the object for training, and for students to learn related technologiesand skills, and it is composed of bench, power supply controller, and control circuit detection board.


Functions and features1. Suitable for intermediate and senior technicians training;2. Intelligent networking training platform;3. 17 faults;4. A real double-freezer control circuit.


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Yalong YL-ACF-FC-DQ-TE V/F Air Conditioner Electrical Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real integrated air conditioner as the object for training, for students to learn relatedtechnologies and skills, and it is composed of bench, power supply controller, and control circuitdetection board.


Functions and features1. suitable for intermediate and senior technicians training;2. Intelligent networking training platform;3. 14 faults;4. Real variable frequency air conditioner control circuit;5. Compressor frequency indication circuit board.


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Yalong YL-KL-I Double-Freezer Control Circuit Trainer

Patented products Copyrights reservedDescriptionProfileYalong YL-KL-I Double-Freezer Control Circuit Trainer take the real double-freezer control circuitas the object for training, with various real electrical, actuating devices and simulation electricaldevices, for students to master the double-freezer control circuit fundamental and regulation,maintenance technology; Its load capacity is 4KW.

Functions and features1. Control and regulation on double freezer temperatures.2. Refrigeration system pressure, load real-time monitor and protection (alarming function).3. Faults setting function: 25 faults in control circuit.4. Faults detection function: in faults detection circuit, detect faults, detection on actual controlelectrical devices.

Main technical parametersPower supply: AC 380V 50Hz, 3-phase & 5-line.Dimensions: 1500*780*1900mmCapacity: 4.0KwMaximum load current: 8AProtections: leak, overcurrent, overload and earthing protection.

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Yalong YL-ZKK Air Conditioner Trainer

Patented products Copyrights reservedDescriptionProfileIt has an air conditioner control circuit as platform, suitable for intermediate and senior technicians’operating skills training and appraisal. The circuit is installed into an industrial standard electricaldistribution cabinet, to improve students’ actual operating skills. Its load capacity: 4000W, and canbe connected to air conditioners.


Functions and features1. double-compressor traction circuit;2. Cooling water tower drive and control circuit;3. Cooling water pump drive and control circuit;4. Refrigerating water pump drive and control circuit;5. Compressor control circuit;6. temp-control and protection circuit.

Main technical parametersPower supply: 380V 50HzDimensions: 1600*600*1700mmTotal capacity: 1KVA

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3. Refrigeration System Training Series

Yalong YL-ACH-RW-TE Window Heat Pump Air Conditioner & Refrigerator

Trainer

Patented products Copyrights reservedProfileIt takes a real window heat pump air conditioner & refrigerator as the object for training, to makestudents learn related technologies and skills. The trainer is composed of bench, power supplycontroller, and control circuit detection board.


Functions and features1. Air conditioner system fundamental schematic is printed on the demonstration board, withinstruments and meters, for students to measure directly all parameters;2. suitable for intermediate and senior technicians training;3. Intelligent networking training platform;4. 15 faults;5. Temperature and pressure protection, control simulator.


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Yalong YL-FK-IV V/F Heat Pump A/C & Refrigerator Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real variable frequency heat pump air conditioner as the object for training, for students tolearn related technologies and skills. The trainer is composed of bench, Refrigeration system andflowchart board, for students to observe directly the refrigeration system, through parametersanalysis, students can learn how to measure parameters in a refrigeration system, to improvestudents’ capabilities in refrigeration system analysis.


Functions and features1. Real variable frequency heat pump split air conditioner is the training object;2. Intelligent networking training platform, 6 faults;3. Refrigeration system flowchart board;4. Pressure meter and thermometer on refrigeration system flowchart board;5. suitable for intermediate and senior technicians training;6. Refrigeration system piping is layered one by one for system observation.


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Yalong YL-REB -S-TE Refrigerator System Trainer

Patented products Copyrights reservedDescriptionProfileit takes a real double-door directly-cooling refrigerator as the object for training, and for students tolearn related technologies and skills. The trainer is composed of bench, Refrigeration system, andflowchart board. Students can observe directly the refrigeration system. Through parametersanalysis, students can learn how to measure the parameters in a refrigeration system status, toimprove capabilities in Refrigeration system analysis.


Functions and features1. A real double-door directly cooling refrigerator as the training object;2. Refrigeration system flowchart board;3. Pressure meter and thermometer on refrigeration system flowchart board;4. Refrigeration system faults setting;5. Intelligent networking training platform, 6 faults;6. suitable for primary and intermediate technicians training.


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Yalong YL-ACF-R-TE Heat Pump Split A/C & Refrigeration System Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real heat pump split air conditioner as the object for training, for students to learn

related technologies and skills. The trainer is composed of bench, Refrigeration system, andflowchart board. Students can observe directly the refrigeration system. Through parametersanalysis, students can learn how to measure the parameters in a refrigeration system status, toimprove capabilities in Refrigeration system analysis.


Functions and features1. Real heat pump split air conditioner as training object;2. Intelligent networking training platform, 6 faults;3. Refrigeration system flowchart board;4. Pressure meter and thermometer on refrigeration system flowchart board;5. Suitable for intermediate and senior technicians training;6. Refrigeration system piping is layered one by one for system observation.


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Yalong YL-ACH-DL Split Air Conditioner & Refrigeration System Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real split wall-mount air conditioner as the object for training, for students to learn relatedtechnologies and skills. The trainer is composed of bench, Refrigeration system, and flowchartboard. Students can observe directly the refrigeration system. Through parameters analysis, studentscan learn how to measure the parameters in a refrigeration system status, to improve capabilities inRefrigeration system analysis.


Functions and features1. A real split air conditioner as the training object;2. Intelligent networking training platform, 6 faults;3. Refrigeration system flowchart board;4. Pressure meter and thermometer on refrigeration system flowchart board;5. suitable for intermediate and senior technicians training;6. Refrigeration system piping is layered one by one for system observation.


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4. Refrigeration basic training series

Yalong YL-ZW II Refrigeration & Heating Trainer

Patented products Copyrights reservedDescriptionProfileOn the left is the heat pump split air conditioner refrigeration system and control circuit, on the rightis the directly cooling refrigeration system. Its difference from YL-ZWIII is that it only has directlycooling refrigeration system and control circuit, without wind cooling refrigerator, so it is smallerthan YL-ZWII, other features (no defrost circuit ) are as same as YL-ZWIII.


Main technical parametersPower supply: AC 220V 50HzDimensions: 1410*800*1900mmTotal capacity: 1.3KVA

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Yalong YL-ZW III Refrigeration & Heating Trainer

Patented products Copyrights reservedDescriptionProfileOn the left is the heat pump split air conditioner system and control circuit, on the right is thedirectly cooling, wind cooling refrigeration system. The pipes are shown layer by layer, to make thecomplicate refrigeration structure become into a simple structure, so it is a practical refrigerationfundamental learning system and training platform. It is suitable for primary and intermediatetechnicians training in vocational and technical schools.


Faults setting1. Power supply circuit2. Indoor cooling fan speed regulation circuit3. Temperature sampling circuit4. Compressor drive circuit5. Compressor air jam fault6. Defrost control circuit7. Various electrical drive circuits8. Refrigeration system dirt & ice jam faults

Main technical parametersPower supply: AC 220V 50HzDimensions: 1520*800*1600mmTotal capacity: 1KVA

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、Yalong YL-RE-DQ-TE Refrigeration Basic Electronic Circuit Trainer

Patented products Copyrights reservedDescriptionProfileIt takes a real air conditioner circuit, and divides the circuit board into 6 parts, such as transistoramplifier circuit, transistor switching circuit, voltage comparison circuit, R-S trigger circuit, 555circuit, constant voltage circuit. Totally 18 modules, and students can do circuit detection andanalysis by instruments and meters, to learn circuit fundamental and functions.

Functions and features1. 6 types of electronic circuit experiments;2. 3 types of modules:1) Real circuit module;2) Experiment circuit module;3) Training circuit module.


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Yalong YL-FK –III V/F Air Conditioner Cooling & Heating Trainer


DescriptionProfileIt takes a real variable frequency air conditioner circuit board as the object for control and training.The V/F air conditioner and refrigeration system are arranged on the trainer layer by layer to showthe internal structure and flowchart. It provides a very good training platform, with transparentorganic glass to insulate variable frequency air conditioner circuit board (indoor and outdoor circuitboard, compressor drive module) for students to learn its structure and fundamental. It has high &low pressure meters to show system parameters, and the students can learn refrigerationfundamental theory and knowledge when they observe how the system parameters change.Refrigerator internal structure is shown in a organic glass box, for students to learn its structure,fundamental and working process. It is suitable for primary, intermediate and senior technicianstraining in vocational schools, technical schools and colleges.

Functions and features1. Flowchart board;2. Pressure meter and thermometer are used to show Refrigeration system operating status;3. Refrigeration compressor: with an auxiliary valve for Cryogen injection and withdrawal training.

Main technical parametersPower supply: 220V 50HzDimensions: 1600*800*1800mmTotal capacity: 1KVA

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Yalong YL-REB-TE Dual-door Refrigerator Trainer

Patented products Copyrights reservedDescriptionProfileSee the drawing above, on the left is the directly-refrigerating refrigerator, and on the right is thewind-refrigerating refrigerator, students can carry out faults settings, detection and refrigerationfundamentals operation training, so it is suitable for professional laboratory and training basetraining and test.

Functions and features1. Direct-refrigerating and wind-refrigerating structure is adopted in refrigerator training and test;2. Suitable for primary, intermediate professional industrial training test;3. On refrigeration pipes, valves are installed, to make it easy to add cryogen and vacuumizetraining operation;4. By faults settings board, you can carry out system and circuit faults settings;5. Horizontal structure and transparent organic glass;6. With pressure meter and thermometer, to display refrigeration system operation status andparameters.

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Yalong YL-FK-I V/F Air Conditioner Trainer


DescriptionProfileIt takes a real variable frequency air conditioner and control circuit as the object for training. TheRefrigeration piping system is arranged layer by layer in configuration, with related equipments andpipes, and students can learn and master variable frequency air conditioner Refrigeration systemstructure and fundamental, and can finish 3 different types of throttling experiments, to learnRefrigeration fundamental. It is suitable for intermediate and senior technicians training invocational and technical schools, colleges.

On the front side, instruments control circuits are installed. Air conditioner indoor and outdoorcircuits and pipes are installed on back side, the control circuit is on a turnable 90 degrees bench forstudent o observe control circuits on front side and back side.

Functions and features1. Thermal sensor and potentiometer simulated temperature starting, two modes;2. suitable for primary and intermediate technicians training;3. Differentiate variable frequency air conditioner and common air conditioner status;4. By faults setting board, teacher can set circuit faults;5. With pressure meter and thermometer, to show Refrigeration system status.

Main technical parametersPower supply: 220V 50Hz.Dimensions: 1410*870*1900mm.Total capacity: 1KVA (Refrigeration), 1.35KVA (heating)

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Yalong YL-KS Air Conditioner Installation Trainer

Patented products Copyrights reservedDescriptionProfileIt is an air conditioner as a training platform for installation, maintenance and regulation. It has avacuum reclaim, cam adjust regulation air conditioner bracket flexibly, with basic tools, gaswelding tools for air conditioner.

Main technical parametersPower supply: AC 220V 50HzDimensions: 1200*1600*1800mmTotal capacity: 2KVA

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Yalong YL-SZL-001 Refrigeration Software

Patented products Copyrights reservedDescriptionProfileThe software PC technology demonstrates Household air conditioner and refrigerator systemfundamentals, circuit control fundamental, to make students learn basic technologies and skills inrefrigeration.

Functions and features·heat pump split air conditioner Refrigeration system flowchart demonstration.·heat pump split air conditioner heating system flowchart demonstration.·4-way solenoid structure and fundamental demonstration.·Refrigeration compressor structure and fundamental demonstration.·Air conditioner control circuit fundamental demonstration.·Rectified constant voltage circuit fundamental demonstration.·Eddy refrigeration compressor fundamental demonstration.·Refrigeration system structure composition and dynamic demonstration.

OSWindows98/Windows2000/Windows NT/Windows XP

Refrigeration softwareYalong YL-SZL-002 V/F air conditioner softwareYalong YL-SZL-003 vehicle A/C & Refrigeration compressor softwareYalong YL-SZL-004 Refrigeration software

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5. Household Electric Appliance Training Series

Yalong YL-BX Household Electric Appliance Intelligent Training System

DescriptionProfileThe answering devices and PC are optional in answering, and it is composed of teacher’s PC,

student’s terminal, facilities, communication network and software.Teacher edit the questions and send to students through communication network, then students

will check and detect for the faults by tools, when they find the faults, they will use keyboard toinput the answers into their computers, through communication network, to send back to teacher’sPC, and obtain the results, the results will be stored for record or printed.

Functions and features1. PC can monitor 1-64 terminals;2. In a test, 1-16 questions can be issued;3. Set various faults in a question;4. Test paper issuing function;5. Test paper collection function;6. Test paper clearing;7. Automatic communication status detection;8. Produce class result list and individual student’s result list;9. Make statistics on students’ results;10. Print;11. System password.

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Yalong YL-501-Z14 Household Electrical Appliance Audio & Video Trainer

Patented products Copyrights reservedDescriptionProfile

Yalong YL-501-Z14 Household Electrical Appliance Audio & Video Trainer integrates severalmodels of color TV,B/W TV (PC 3-chip,Toshiba 2-chip,dual in-line) double-card, double-channelrecorder & reproducer, VCD,DVD, FM-AM radio, Dolby decoder power amplifier. The wholesystem is made of hand-on training components, training table and various training units, whichdifferent schools can choose according to their needs. On color TV training PCB, an intelligentfaults setting and testing system is added. The faults are placed by teacher's computer according tothe requirement of the test, and will be transferred to student's training unit, Student give answers toquestions by single-chip answering device or computer .It is widely used in various technical &vocational schools, professional skills training & appraisal centers of household electric appliancemaintenance, colleges and polytechnics. It can be used to train and certify junior and intermediateelectronics reparation technicians.The circuit diagrams, with test and adjusting points, wholly is divided into 3 big arts and 3 small

parts according to functions with reasonable arrangement and convenient connection. A set ofhidden testing points are under panel, besides one set on the panel of color TV,I/O interface, remotecontrol circuit adopts M50436-560P IC, adopts TA7680AP IC for audio signals processing. adoptsTA7698AP IC for color decoding, Y amplifying frame oscillation, The structure is clear, manualadjustment id available in tuning circuit. Sony CXA1191M chi is used in AM/FM Radio, easy andreliable.Technical parametersAC power supply: rated voltage 220v,rated current 6A;Adjustable AC power supply:0～250V,rated current:1ADC power supply:0～30V;0～2A(continuous);Insulation resistance: 10MΩ;Electric strength:1500v/60s;Leakage protection acting current: ：≤30mA、≤0.1S;Input power supply: AC 220V, 50HZDimension: 1500×750×750mm;Monitor size: 14';Training table material: Al Alloy Frame and Melamine Faced Chipboard panel;Safety protection measures: over current, over voltage, overload, leakage protection;

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Yalong YL-501-L25 Household Electric Audio & Video Trainer


DescriptionProfile

Yalong Y-501-L25 Household Electric Audio & Video Trainer has Sanyo I2C color TV (25”),recorder and player, DVD etc., it has simple circuits and powerful functions, excellent performance,and it has intelligent faults on the circuit board. The faults are set according to teacher’srequirements on PC, and then students can answer. When teacher PC receives students’ answers, thesoftware will automatically review, automatically recover faults, and automatically produceindividual result list and class result list, for teacher to make statistics and analyze, which relievesteacher’s working burden and improves working efficiency, makes test fair, suitable forintermediate and senior technicians training.

Main technical parametersPower supply: AC220V, 50 HzDimensions: 1200*750*750mmMonitor: 25”Material: Al alloy frame.Protections: overcurrent, over-voltage, overload, leak protection

40

Yalong YL-501-T21 Household Electric Audio & Video Trainer


DescriptionProfileYalong YL-501-T21Household Electric Audio & Video Trainer is composed of color TV circuit TA(Toshiba), (TA7680 and TA7698) and M50436-560SP remote control system, with functions suchas remote control, automatic storage. The color TV circuit has simple circuit, powerful functionsand excellent performance.

Main technical parametersPower supply: AC 220V 50HzDimensions: 1200*750*750 mmMonitor: 21”Material: Al alloy frame.Protections: overcurrent, over-voltage, overload, leak protection

41

Yalong YL-501-Y32 Household Electric Audio & Video Trainer

Patented products Copyrights reservedDescriptionProfileYalong YL-501-Y32 Household Electric Audio & Video Trainer is for LCD color TV technologytraining, the LCD monitor is 32”. LCD color TV circuit board has intelligent faults. Faults are setby teacher PC, through system, faults are sent to students’ LCD color TV terminals, and studentscan use computer or answering devices to answer. It is suitable for household electrical appliancetechnicians training.

Main technical parametersFixed AC power supply: Rated voltage 220V; rated current 6Aadjustable AC power supply: voltage: 0~250V;rated current为 1ADC power supply: 0~30V; 0~2A (stepless adjustable)Insulation resistance: ≥10mΩElectric strength: 1500V/60SLeak protection current: ≤30mA, ≤0.1SPower supply: AC 220V 50HzDimensions: 1200*750*750 mmLCD monitor: 32”Resolution: 1366*768Material: Al alloy frame.Protections: overcurrent, over-voltage, overload, leak protection.

42

Yalong YL-501-Y14 Household Electric Audio & Video Trainer


DescriptionProfileYalong Y-501-Y14 Household Electric Audio & Video Trainer functions are almost as same asYalong YL-501-Y32 Household Electric Audio & Video Trainer, except that the LCD monitor sizeis 14”.

Main technical parametersFixed AC power supply: Rated voltage 220V; rated current: 6AAdjustable AC power supply: Voltage range: 0~250V; rated current: 1ADC power supply: 0~30V; 0~2A (stepless adjustable)Insulation resistance: ≥10mΩElectric strength: 1500V/60SLeak protection current: ≤30mA,≤0.1SPower supply: AC 220V 50HzDimensions: 1200*750*750 mmLCD monitor: 14”Resolution: 1366*768Material: Al alloy frame.Protections: overcurrent, over-voltage, overload, leak protection.

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