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- Brand: City & Guilds
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About the book:
Publisher: Hodder Education
Author (s): Peter Tanner
Pages: 513
Edition: 2022
Language: English
Size: 31Mb
The City & Guilds Textbook: Book 2 Electrical Installations, Second Edition: For the Level 3 Apprenticeships (5357 and 5393), Level 3 Advanced Technical Diploma (8202), Level 3 Diploma (2365) & T Level Occupational Specialisms (8710)
Content:
Acknowledgements v
Picture credits vi
About the author vii
How to use this book viii
1 Environmental technologies 1
Regulatory requirements relating to micro-renewable energy and water conservation technologies 2
Heat-producing micro-renewable energy technologies 4
Electricity-producing micro-renewable energy technologies 24
Micro-combined heat and power 44
Water conservation technologies 48
2 Advanced scientific principles 62
Power generation and supply 63
Transformers 76
Electrical circuits, systemsand equipment 83
Calculate unknown values in AC circuits 90
Power factor and the power triangle 98
Power factor correction 102
Neutral current in three-phase and neutral supplies 105
Voltage and current in star-and delta-connected systems 108
Operating principles and applications of DC machines and AC motors 111
Operating principles of different electrical components 126
Application of electrical components in electrical systems 132
Electrical lighting systems 137
Principles and applications of electrical heating 152
3 BS7671:2018 (2022)requirements for electrical installations 166
What is BS 7671: 2018 (2022) and how to use it 167
Part 1: Scope, Object and Fundamental Principles 172
Part 2: Definitions 173
Part 3: Assessment of General Characteristics 173
Part 4: Protection for Safety 179
Part 5: Selection and Erection 202
Part 6: Inspection and Testing 216
Part 7: Special Installations or Locations 216
Part 8: Functional Requirements 219
Appendices 220
4 Working on site 226
Information 227
Planning the work on site 242
Site restoration 262
5 Electrical installation design 272
Supply characteristics 274
Circuits 277
Types of wiring systemand methods of installation 282
Protective equipment 284
Circuit design procedure 288
Maximum demand and diversity 316
6 Inspection, testing and commissioning electrical installations 327
Preparing for inspection and testing 328
The inspection process 350
Testing 366
7 Electrical system fault diagnosis and rectification 400
Safety and regulatory requirements 401
Reporting and recording of fault diagnosis work 414
Fault diagnosis procedures 421
Fault rectification 440
Practice synoptic assessment 449
Appendix 1: Introduction to the electrotechnical qualifications 453
Appendix 2: Next steps 460
Glossary 471
Common acronyms 475
Formula sheet 476
Answers 479
Index 494