Electrical Trade Theory N3 Student's Book
eBook - PDF

Electrical Trade Theory N3 Student's Book

TVET FIRST

  1. English
  2. PDF
  3. Available on iOS & Android
eBook - PDF

Electrical Trade Theory N3 Student's Book

TVET FIRST

Book details
Table of contents
Citations

About This Book

Easy-to-follow content with worked examples to facilitate understanding. Additional language support for new concepts and terminology with a glossary. Information boxes for formulae and important rules.

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Information

Publisher
Troupant
Year
2013
ISBN
9781430803331
Topic
Technology & Engineering
Subtopic
Engineering General
Index
Technology & Engineering

Table of contents

  1. Front Cover
  2. Title Page
  3. Imprint Page
  4. Contents
  5. MODULE 1: Safety precautions
  6. Unit 1.1: Safety precautions
  7. Unit 1.2: Earthing
  8. Unit 1.3: Types of low voltage (LV) earthing systems
  9. Unit 1.4: Testing installations
  10. Summary
  11. Summative assessment
  12. MODULE 2: Protective devices
  13. Unit 2.1: Protective devices in motor-control circuits
  14. Unit 2.2: Miniature circuit breakers (MCB)
  15. Unit 2.3: Earth-leakage protection
  16. Summary
  17. Summative assessment
  18. MODULE 3: Domestic appliances
  19. Unit 3.1: Portable appliances
  20. Unit 3.2: Stationary appliances
  21. Unit 3.3: Fixed appliances
  22. Summary
  23. Summative assessment
  24. MODULE 4: Illumination
  25. Unit 4.1: Incandescent lamps
  26. Unit 4.2: High-pressure mercury vapour discharge lamps
  27. Unit 4.3: Low-pressure mercury lamps (fluorescent lamps)
  28. Unit 4.4: Sodium discharge lamps (low pressure)
  29. Unit 4.5: Neon advertisements
  30. Unit 4.6: Stroboscopic effects
  31. Summary
  32. Summative assessment
  33. MODULE 5: Motors and allied equipment
  34. Unit 5.1: Alternating current (AC) motors
  35. Unit 5.2: Single-phase induction motors
  36. Unit 5.3: Reversing the direction of single-phase induction motors
  37. Unit 5.4: Power factor of induction motors
  38. Unit 5.5: Comparison of single-phase and three-phase induction motors
  39. Unit 5.6: Universal or series motors
  40. Unit 5.7: Reversing the direction of rotation of universal motors
  41. Unit 5.8: Repulsion-start motors
  42. Unit 5.9: Shaded-pole motors
  43. Unit 5.10: Direct current (DC) motors
  44. Unit 5.11: Field connections
  45. Unit 5.12: Starting DC motors
  46. Unit 5.13: Reversal of rotation in DC motors
  47. Unit 5.14: Maintenance of DC motors
  48. Unit 5.15: Testing motor windings
  49. Unit 5.16: Protective devices for motors
  50. Summary
  51. Summative assessment
  52. MODULE 6: Alternating current and voltage
  53. Unit 6.1: Basic alternator
  54. Unit 6.2: Sine wave
  55. Unit 6.3: Components in alternating circuits
  56. Unit 6.4: Resistance and inductance in series
  57. Unit 6.5: Resistance and capacitance in series
  58. Unit 6.6: Resistance, inductance and capacitance in series
  59. Unit 6.7: Resonance
  60. Summary
  61. Summative assessment
  62. MODULE 7: Power and power factor
  63. Unit 7.1: Apparent power
  64. Unit 7.2: True (actual) power
  65. Unit 7.3: Power factor
  66. Unit 7.4: Disadvantages of poor power factor
  67. Unit 7.5: Power factor control
  68. Unit 7.6: The kVA diagram
  69. Unit 7.7: Active and reactive components of current
  70. Unit 7.8: Three-phase AC supply systems
  71. Unit 7.9: Star and delta connections
  72. Unit 7.10: Three-phase systems
  73. Unit 7.11: Power in a three-phase circuit
  74. Unit 7.12: Efficiency
  75. Summary
  76. Summative assessment
  77. MODULE 8: Transformers
  78. Unit 8.1: Construction and operation of a basic transformer
  79. Unit 8.2: Transformer ratios
  80. Unit 8.3: Phasor diagram of a transformer
  81. Unit 8.4: Single-phase transformer calculations
  82. Unit 8.5: Power-rating of single-phase transformers
  83. Unit 8.6: Three-phase transformers
  84. Unit 8.7: Three-phase transformer calculations
  85. Unit 8.8: General construction of transformers
  86. Unit 8.9: Transformer cooling
  87. Unit 8.10: Protection against internal faults
  88. Unit 8.11: Auto-transformers
  89. Unit 8.12: Instrument transformers
  90. Summary
  91. Summative assessment
  92. MODULE 9: Measuring instruments
  93. Unit 9.1: Basic construction and operation of analogue measuring instruments
  94. Unit 9.2: Moving-iron instruments
  95. Unit 9.3: Moving-coil instruments
  96. Unit 9.4: Comparison between moving-iron and moving-coil instruments
  97. Unit 9.5: Dynamo instruments
  98. Unit 9.6: Induction wattmeters
  99. Unit 9.7: Instrument transformers
  100. Unit 9.8: Multipliers and shunt resistors
  101. Summary
  102. Summative assessment
  103. MODULE 10: Electronics
  104. Unit 10.1: Conductors
  105. Unit 10.2: Insulators
  106. Unit 10.3: Semi-conductors
  107. Unit 10.4: Forming of N- and P-type materials
  108. Unit 10.5: P-N junction diodes
  109. Unit 10.6: Construction of a diode
  110. Unit 10.7: Depletion layer
  111. Unit 10.8: Use of diodes
  112. Unit 10.9: Transistors
  113. Unit 10.10: Amplifier circuits
  114. Unit 10.11: Transistor care
  115. Unit 10.12: Possible exam questions
  116. Summary
  117. Summative assessment
  118. Glossary
  119. Back Cover