Start Date 18 Mar 2026
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120 hours
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4 Join
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English, Hindi
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Active1. Fundamentals & Thermodynamics
Introduction to Refrigeration & Air Conditioning
Methods of Refrigeration (Natural vs. Artificial)
Laws of Thermodynamics (Heat, Energy, and Work)
The Vapor Compression Cycle (VCC)
The Vapor Absorption System (VAS)
Refrigerants (Types, Properties, and Safety)
2. Mechanical Components
Compressors: Reciprocating, Rotary, Scroll, and Centrifugal
Condensers: Air-cooled and Water-cooled
Evaporators: Direct Expansion (DX) and Flooded types
Expansion Devices: Capillary tubes, Automatic, and Thermostatic valves
Secondary Components: Receivers, Driers, Accumulators, and Oil separators
3. Psychrometry & Air Distribution
Properties of Air (Dry bulb, Wet bulb, Dew point)
Psychrometric Charts and Processes
Air Distribution Systems (Ducts, Grills, and Diffusers)
Air Filters and Humidifiers
4. Electrical Systems & Electronics
Basic Electricity (AC/DC, Voltage, Current, Resistance)
Electric Motors (Capacitor Start/Run Motors)
Control Devices (Thermostats, Relays, Overload Protectors, LP/HP Switches)
Inverter Technology and PCB Troubleshooting
Wiring Diagrams (Window, Split, and Package units)
5. Practical Workshop Skills
Copper Tube Operations (Cutting, Bending, Flaring, Swaging)
Brazing and Soldering Techniques
Leak Detection and Pressure Testing
Vacuumization and Dehydration
Gas Charging (Liquid and Vapor charging)
6. Application & Maintenance
Domestic Refrigerators and Deep Freezers
Window and Split Air Conditioners
Central Air Conditioning Plants (Chillers and AHUs)
Water Coolers and Bottle Coolers
Automobile (Car) Air Conditioning
Preventative Maintenance and Fault Diagnosis
Upon successful completion of this course, students will receive a certificate of completion.
17% Off - Limited Time Offer
18 Mar 2026 - 17 Sep 2026
11:12 AM - 01:12 PM
07:00 AM - 09:00 AM
