Air-Conditioning and Refrigeration Department

Air-Conditioning and Refrigeration

The refrigeration and air-conditioning industry in India is developing at a very rapid pace and has become an integral part of our daily lives. Cooling systems are everywhere.

In-demand technical service sector

Rising temperatures lead to growth.

Provides lakhs of job opportunities

Plays a key role in providing comfort.

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Companies Our Students Placed At

Course Details

Some dreams start with a non-functioning fan, a leaking fridge, or a hot summer day when the AC suddenly breaks down. Many students from rural areas feel lost after school. But these small issues led to big careers for many who decided to study refrigeration and air conditioning. At GTTI, the Air-Conditioning and Refrigeration Course will help you ignite these small sparks of interest into actual skills.

This course is for those who want actual technical skills and wish to learn AC repair confidently. Do you wish to learn HVAC repair? Youths who want to earn on their own and want actual work in the HVAC industry are most welcome.

The world needs people who can install, service, maintain, and repair cooling systems in residential, office, commercial, industrial, and warehouse settings. At GTTI, you will learn from basic to an advanced level, with hands-on training and actual machines.

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Course Curriculum

The Air-Conditioning and Refrigeration Course gives you real, working skills. A few of these skills include Trade Theory & Practical Work and Commercial & Domestic Air-Conditioning Systems. You also learn Refrigeration Systems and Components and Workshop Technology. Learning about washing machine technology and workshop science is important in HVAC courses. You will learn Troubleshooting Skills, too. This training gives you the confidence to work with real HVAC systems.

Trade Theory & Trade Practical: Students learn the fundamentals of refrigeration systems, including the working principles of refrigeration cycles, system flow, and heat transfer.

Sound Concepts: THelp learners work accurately and confidently while servicing or installing systems where precision is critical.

Engineering Drawing:Students learn how to read, understand, and interpret technical drawings, symbols, and layouts related to refrigeration and air-conditioning systems.

Refrigeration and Air-conditioning: SFocusses on both commercial and domestic applications. Students understand how cooling systems operate in real-life settings.

Practical Training: Includes system operation, servicing techniques, and performance checks, helping students gain confidence in handling live systems under guided supervision.

Workshop Technology: Students work with tools, instruments, and equipment used in the AC & refrigeration industry. Builds technical discipline, safety awareness, and work practices.

Troubleshooting: Develops the most critical skill in the field, problem diagnosis. Students learn how to identify faults, analyse symptoms, and apply logical solutions efficiently.

What skills will you gain from refrigeration and air conditioning courses?

When you learn about refrigeration and air conditioning, you don’t merely learn a trade. You build confidence in your own hands. You learn to install and repair air conditioners, refrigerators, and cooling systems used in homes, shops, and hospitals.

You understand how compressors, gases, and electrical components interact. Learning technical skills will help you learn troubleshooting. The most important thing you will learn besides your technical skills will be discipline and responsibility. Learning how to effectively interact with customers from an AC repairing training centre will also help you gain their trust and respect, and develop a steady income.

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Who is Eligible to enrol in Air-Conditioning and Refrigeration Courses?

This course is available for those who have passed Class IX or X. The George Telegraph Training Institute (GTTI) invites young people who are eager to learn HVAC courses and become AC technicians. An AC and fridge repairing course will help students to work with their hands. Want a career in technical services? You do not need a long college degree. Just learn and practise. Then only you can build a bright future.

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Why Choose Us for the Air-Conditioning and Refrigeration Course?

Learn by working on real air conditioners and refrigeration systems, not just reading books

Train under experienced AC and refrigeration experts who guide you patiently.

Gain hands-on workshop experience with modern HVAC tools and live units.

Build a future you can be proud of, where your technical skills bring a steady income.

Be part of our respected institution, known for turning average candidates into adept and successful individuals.

Our Courses

Air Conditioning & Refrigeration Engineering

This course includes:

Trade Theory & Trade Practical (Commercial & Domestic Air-Conditioning Systems, Commercial & Domestic Refrigeration Systems, Frost-free refrigeration System) Washing Machine Technology Engineering Drawing Trade Practical Workshop Calculation & Science Workshop Technology Foremanship.

Employment Prospectus as :

Students of this course can work as service and/or maintenance engineers, supervisors, field supervisors or sales engineers for all types of Air-conditioning and Refrigeration system and washing machines.

Duration: 24 months

Eligibility: Passed Class X Board Exam

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Air Conditioning & Refrigeration Technician

Course Outline Module-I:

Trade Theory & Trade Practical (Refrigeration System, Refrigeration equipment / Components, Refrigerant) Workshop Science & Calculation Engineering Drawing

Course Outline Module-II:

Trade Theory & Practical [Refrigeration Process (Commercial & Domestic), Air-Conditioning Process (Commercial & Domestic)] Workshop Technology Troubleshooting

Employment Prospectus as :

Students of this course can work as service and/or maintenance supervisors, field supervisors or sales people for all types of Air-conditioning and Refrigeration system.

Duration: 12 months

Eligibility: Passed Class IX

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Student Testimonial

I want to express my heartfelt gratitude for the support that I received from the faculty and the placement cell of GTTI throughout my journey. Thanks a lot once again.

Rupak Das

One Auto Private Limited

So happy to have received this amazing opportunity from GTTI. The healthy environment over here has always helped me to grow. I’m thankful to my institution for this fine opportunity.

Diya Dutta

Oneplus Service Centre

I was a student of Automobile Engineering. I was really in need of a job. Finally, I got a placement at Topsel Toyota. I’m very satisfied with my job.

Debkumar Mondol

Topsel Toyota

Frequently Asked Questions

It is a technical course that teaches how to install, maintain, service, and repair air-conditioning and refrigeration systems.

Yes. There is a one-year course available for students after Class IX.

Yes. You can start your own AC repair shop or HVAC service centre.

Yes. You will work hands-on with real tools and systems in the workshop.

Yes. GTTI offers this course at its Kolkata campus and other centres too.

Yes. After completion, you can work in service centres, HVAC houses, or even start your own business.

You learn about compressors, condensers, evaporators, multimeters, gauges, and other HVAC components.

Yes. Even if you have no background, the course teaches you from the basics to advanced skills.

Air-Conditioning and Refrigeration Department