NATED textbooks › Mechanical
Refrigeration Trade Theory N1
N. Taylor · e-book
R225.75 incl. VAT
Printed copy: R362.25 incl. VAT.
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About this book
The NATED N1 textbook for Refrigeration Trade Theory. By N. Taylor, published by Hybrid Learning Solutions.
- Level: N1
- ISBN (e-book): 978-1-928367-50-5
- ISBN (print): 978-1-928203-25-4
- Pages: 318
What the book covers
The topics in this book include:
- Module 1: Clothing; Working machines and parts; Sharp corners and edges; Keeping a tidy workshop; Gas cylinders and appliances; The danger of wearing loose clothing, rings and wristwatches; The rules for safe maintenance and use of ladders; Precautions when working aloft.
- Module 2: Workshop tools; Hazards with workshop machines and powered tools; Files; Safety precautions; Technique of using files; The hacksaw; Technique of using the hacksaw; The power driven hacksaw.
- Module 3: Fixtures; Copper tubing; Tubing used in refrigeration installations; Soft copper; Nominal size copper tubing; Compression fittings for connecting soft-drawn copper tubing; Cutting soft-drawn copper tubing; Bending copper tubing.
- Module 4: Compressors; The condenser; Water towers; Capillary tube; The evaporator; Piping; Valves; Thermometers.
- Module 5: Purpose and need for refrigeration; Gas laws; Thermodynamics.
- Module 6: Operation of a mechanical refrigerator; Refrigerants; Refrigeration Oil; Refrigerator cabinets; Heat leakage variables.
- Module 7: The electron theory; Conductors and non-conductors; Electric current, salt and resistance; Small and large units; Electrical circuit; Series circuit; Parallel circuit; Combination of series and parallel circuits.
- Module 8: Magnets; Magnetic effect; Electromagnetism; Electromagnetic force; Electromagnetic induction; Ampere - turns.
- Module 9: Electrical components.
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