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Recirculating Type A.C. Trainer

Name: Recirculating Type A.C. Trainer
Brand: D. D. R. INTERNATIONAL
Price: 565515 INR
Availability: InStock

Price 565515 INR/ Piece

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MOQ : 01 Piece

Recirculating Type A.C. Trainer Specification

Accuracy
1%

Power Supply
220 V AC, 50 Hz

Equipment Type
Recirculating Type Air Conditioning Trainer

Gas Pressure
0.2 - 0.7 MPa

Temperature
Ambient to 60C

Frequency
50 Hz

Resolution
0.1 unit

Max Height
1200 mm

Test Range
Adjustable

Hardness
Mild steel structure (powder-coated)

Number of Specimens
1 to 3 samples

Display Type
Digital LCD display

Port Size
1/2 inch

Operating Voltage
220V AC

Measuring Range
05000 CFM (airflow)

Specimen Size
Up to 100 x 100 mm

Response Time
<2 seconds

Interface Type
Panel mounted

Features
Durable construction, transparent chamber, detailed instrumentation, easy observation

Humidity
Up to 85% RH

Automation Grade
Semi-automatic

Mounting Type
Floor standing

Application
Educational training and demonstration

Usage
Classroom/laboratory use

Capacity
Approx. 0.5 ton

Machine Weight
Approx. 70 kg

Test Speed
Variable, up to 3000 RPM

Test Width
300 mm

Test Stroke
50 mm

Control Mode
Manual and automatic control

Blower Motor Power
180 W

Evaporator Type
Fin and tube

Safety Features
Overload protection, emergency stop switch

Cooling Capacity
0.75 TR

Noise Level
<65 dB(A)

Condenser Type
Air-cooled, copper tube with aluminum fins

Training Cycle Demonstrations
Cooling, dehumidification, and air recirculation

Insulation
High-density PU foam

Data Acquisition
Manual reading and optional computer interfacing

Refrigerant Type
R134a

Compressor Type
Hermetically sealed

Observation Window
Acrylic see-through panel

Piping Material
Copper pipe

Instrumentation
Digital temperature and pressure indicators

About Recirculating Type A.C. Trainer

Complete Ductingmade of PC or Acrylic to visualise and identify the components in working

Mixing dampers:Mixing dampers with electrical actuator and position indication. The systemincludes 3 dampers : outdoor air, mixing air and exhaust air

Total Equipment isskid mounted in SS 40 x40 Frame Structure with Castor wheels. All wetted partsalso made of SS-304

Compressor: -Hermetically sealed compressor having cooling capacity of (1 ton) Emerson orEquivalent.

Condenser: Air cooledcondenser made up of copper pipe & Aluminum fins of matching capacity withfan cooling. FHP fan motor with fan blade is provided. Storage room: - 100 mm X800 mm X 1000 mm Storage room with double wall insulated with suitable smalldoor. Evaporator: - Air passed Evaporator made of copper pipe and aluminumsfins of matching capacity with fan cooling.

Expansion device:

Capillary Tube

Diameter: suitable;Material: copper

Rota meter: Formeasuring flow rate of liquid refrigerant.

Capacity: 0 to 100LPH.

Pressure Gauges:

0 to 500 PSI (R-22);Compound Gauge -30 to 150 PSI (R-22)

HP/LP cut-out:Danfoss or equivalent. Refrigerants: Primary R-22 gas.

Service valve: 1 no.Brass type.

Filter / Drier: 1nos. Danfoss or equivalent make.

Thermostat: Ranco makeor equivalent

Single phase 230 VAC, 15 Amp supply Touch screen based Fully automatic system with passwordprotection

Data acquisitionshould be Remotely operated by Smart phone, Tablets, PC, laptops via Ethernetand Wi-fi

Should be equippedwith all safety protections Flow visualization should be available in the DAQSystem

Should be equippedwith both manual and auto operation Power consumption of individual system, allsensors data should be display and logged automatically System should have softwarefor operating, data logging, processing and data displaying Performancevariables (e.g., Heating/Cooling COP, Heating / Cooling load etc..) should beautomatically calculated and displayed and should be stored in pen drive alsoalong with PC.

Instruments shouldbe provided with 3D drawing of complete equipment along with the name and makeof all standard components used in the test rig

Each rig should have small aestheticallyappealing poster with schematic diagram and basic working detail.

Durable Construction and Advanced Instrumentation

Built with a powder-coated mild steel frame, the trainer ensures long-lasting durability. Digital temperature and pressure indicators, along with a digital LCD display, provide accurate and responsive data. The equipment supports both manual reading and optional computer interfacing, facilitating precise and efficient data acquisition during experiments.

Versatility in Training and Demonstration

Designed specifically for educational settings, the trainer accommodates a range of laboratory and classroom activities. Its transparent chamber and panel-mounted interface allow easy observation of cycles like cooling, dehumidification, and air recirculation. The system supports variable speeds, specimen sizes, and operational flexibility, making it suitable for demonstrating theoretical and practical concepts.

Safety and User-Friendly Features

Operator safety is paramount, featuring overload protection and an emergency stop switch. The acrylic see-through panel and floor-standing design ensure secure operation and clear visibility during training sessions. High-density PU foam insulation enhances system reliability while keeping noise levels below 65 dB(A) for a comfortable learning environment.

FAQ's of Recirculating Type A.C. Trainer:

Q: How does the Recirculating Type A.C. Trainer operate during training sessions?

A: The trainer operates by recirculating air through a system comprising a fin-and-tube evaporator, air-cooled condenser, and hermetically sealed compressor using R134a refrigerant. Trainers and students can demonstrate and observe cooling, dehumidification, and air recirculation cycles, with temperatures ranging from ambient to 60C and humidity up to 85% RH.

Q: What kinds of measurements and data can be captured with this trainer?

A: The equipment comes with digital temperature and pressure indicators, and an LCD display for airflow readings (0-5000 CFM) with 1% accuracy and 0.1-unit resolution. Data can be manually recorded or captured via optional computer interfacing, enabling comprehensive analysis of system performance and operational parameters.

Q: When is this A.C. Trainer typically used in educational settings?

A: This trainer is commonly utilized in classrooms or laboratories for courses on refrigeration, air conditioning, or HVAC technology. It is ideal for scheduled demonstration sessions, practical student exercises, and detailed experimentation throughout academic semesters.

Q: Where can the Recirculating Type A.C. Trainer be installed for effective usage?

A: The system features a floor-standing design and is best installed in technical laboratories, vocational schools, engineering colleges, or research centers. Its robust construction and manageable size ensure stability and safety in diverse educational environments.

Q: What is the typical process for conducting experiments with this equipment?

A: To conduct an experiment, select and mount 1-3 samples, set operational variables (speed, temperature, humidity), and initiate the test using either manual or automatic mode. Observations are made through the acrylic window while digital instruments display real-time parameters. Safety features like overload protection and emergency stop ensure secure operation throughout the process.

Q: How does this trainer benefit students and educational institutions?

A: Students gain practical experience with real air conditioning processes, enhancing their understanding of system components and thermodynamics. Institutions benefit from the equipment's reliability, easy operation, and the ability to vividly demonstrate complex concepts, improving overall technical training quality.

Q: What maintenance and safety precautions should be observed when using the trainer?

A: Routine maintenance includes checking insulation, verifying compressor and blower function, and ensuring cleanliness of the copper piping and acrylic panel. Always operate within the specified range (0.2-0.7 MPa pressure, up to 85% RH), and utilize the emergency stop and overload protection to minimize risk during operation.

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