| Preface |
|
xi | |
| Chapter 1 Basic Information and Calculations |
|
1 | (10) |
|
|
|
1 | (1) |
|
Multiples and Submultiples of Units |
|
|
2 | (1) |
|
|
|
3 | (1) |
|
Self-Assessment Questions |
|
|
4 | (1) |
|
|
|
4 | (1) |
|
|
|
4 | (1) |
|
Manipulation or Transposition of Formulae |
|
|
4 | (2) |
|
Self-Assessment Questions |
|
|
6 | (1) |
|
The Theorem of Pythagoras |
|
|
6 | (1) |
|
|
|
7 | (1) |
|
Self-Assessment Questions |
|
|
8 | (1) |
|
|
|
9 | (2) |
| Chapter 2 Electricity |
|
11 | (10) |
|
|
|
11 | (2) |
|
|
|
13 | (1) |
|
Electron Flow and Conventional Current Flow |
|
|
14 | (1) |
|
Conductors and Insulators |
|
|
14 | (1) |
|
|
|
14 | (3) |
|
|
|
17 | (1) |
|
Electricity and the Human Body |
|
|
18 | (1) |
|
Measuring Current and Voltage |
|
|
19 | (1) |
|
Types and Sources of Supply |
|
|
19 | (1) |
|
|
|
19 | (1) |
|
|
|
20 | (1) |
|
Self-Assessment Questions |
|
|
20 | (1) |
| Chapter 3 Resistance, Current and Voltage, Power and Energy |
|
21 | (14) |
|
|
|
21 | (1) |
|
|
|
22 | (7) |
|
Power: Symbol, P, Unit, Watt (W) |
|
|
29 | (2) |
|
Electrical Energy: Symbol, W; Unit, kilowatt-hour (kWh) |
|
|
31 | (3) |
|
Self-Assessment Questions |
|
|
34 | (1) |
| Chapter 4 Electromagnetism |
|
35 | (22) |
|
|
|
35 | (1) |
|
|
|
35 | (3) |
|
Application of Magnetic Effects |
|
|
38 | (3) |
|
Drawing the Waveform of an Alternating Quantity |
|
|
41 | (1) |
|
|
|
42 | (1) |
|
Root-Mean-Square (r.m.s.) Value |
|
|
42 | (1) |
|
|
|
43 | (1) |
|
Three-Phase a.c. Generator |
|
|
43 | (1) |
|
Inductance: Symbol, L; Unit, Henry (H) |
|
|
43 | (1) |
|
Induced e.m.f. Due to Change in Flux |
|
|
44 | (1) |
|
|
|
45 | (1) |
|
Mutual Inductance: Symbol, M; Unit, Henry (H) |
|
|
45 | (1) |
|
|
|
45 | (1) |
|
Graphical Derivation of Current Growth Curve |
|
|
46 | (1) |
|
Energy Stored in a Magnetic Field |
|
|
47 | (1) |
|
Inductance in a.c. Circuits |
|
|
47 | (1) |
|
Resistance and Inductance in Series (R-L Circuits) |
|
|
48 | (1) |
|
Impedance: Symbol, Z Unit, Ohm (ω) |
|
|
49 | (1) |
|
Resistance and Inductance in Parallel |
|
|
50 | (1) |
|
|
|
50 | (2) |
|
|
|
52 | (3) |
|
Self-Assessment Questions |
|
|
55 | (2) |
| Chapter 5 Capacitors and Capacitance |
|
57 | (6) |
|
|
|
57 | (1) |
|
Capacitance: Symbol, C; Unit, Farad (F) |
|
|
57 | (1) |
|
|
|
58 | (1) |
|
|
|
58 | (1) |
|
|
|
59 | (1) |
|
Capacitors in d.c. Circuits |
|
|
59 | (1) |
|
Capacitance in a.c. Circuits |
|
|
60 | (1) |
|
Capacitive Reactance: Symbol, Xc; Unit, Ohm (Ω) |
|
|
60 | (1) |
|
Resistance and Capacitance in Series |
|
|
60 | (1) |
|
Resistance and Capacitance in Parallel |
|
|
61 | (1) |
|
|
|
61 | (1) |
|
Applications of Capacitors |
|
|
61 | (1) |
|
Self-Assessment Questions |
|
|
61 | (2) |
| Chapter 6 Resistance, Inductance and Capacitance in Installation Work |
|
63 | (8) |
|
|
|
65 | (5) |
|
Self-Assessment Questions |
|
|
70 | (1) |
| Chapter 7 Three-Phase Circuits |
|
71 | (6) |
|
Star and Delta Connections |
|
|
71 | (1) |
|
Current and Voltage Distribution |
|
|
72 | (2) |
|
Measurement of Power in Three-Phase Systems |
|
|
74 | (1) |
|
Self-Assessment Questions |
|
|
75 | (2) |
| Chapter 8 Motors and Generators |
|
77 | (22) |
|
|
|
77 | (5) |
|
|
|
82 | (4) |
|
|
|
86 | (4) |
|
|
|
90 | (2) |
|
Fault Location and Repairs to a.c. Machines |
|
|
92 | (1) |
|
Power Factor of a.c. Motors |
|
|
92 | (4) |
|
|
|
96 | (2) |
|
Self-Assessment Questions |
|
|
98 | (1) |
| Chapter 9 Cells and Batteries |
|
99 | (8) |
|
|
|
99 | (1) |
|
|
|
99 | (1) |
|
|
|
100 | (3) |
|
Cell and Battery Circuits |
|
|
103 | (2) |
|
Self-Assessment Questions |
|
|
105 | (2) |
| Chapter 10 Illumination and ELV Lighting |
|
107 | (14) |
|
|
|
107 | (1) |
|
|
|
107 | (6) |
|
Calculation of Lighting Requirements |
|
|
113 | (5) |
|
Self-Assessment Questions |
|
|
118 | (3) |
| Chapter 11 Electricity, the Environment and the Community |
|
121 | (16) |
|
Environmental Effects of the Generation of Electricity |
|
|
121 | (3) |
|
|
|
124 | (1) |
|
Heat-Producing Renewables |
|
|
124 | (4) |
|
Electricity-Producing Renewables |
|
|
128 | (3) |
|
|
|
131 | (1) |
|
|
|
132 | (1) |
|
The Purpose and Function of the National Grid |
|
|
133 | (1) |
|
Generation, Transmission and Distribution Systems |
|
|
134 | (1) |
|
The Aesthetic Effects of the Siting of Generation and Transmission Plant |
|
|
134 | (3) |
| Chapter 12 Health and Safety |
|
137 | (18) |
|
|
|
137 | (1) |
|
The Health and Safety at Work Act 1974 |
|
|
138 | (1) |
|
Electricity at Work Regulations 1989 |
|
|
139 | (2) |
|
Personal Protective Equipment Regulations (PPE) 1992 |
|
|
141 | (1) |
|
Construction (Design and Management) Regulations |
|
|
141 | (1) |
|
Control of Substances Hazardous to Health Regulations |
|
|
141 | (1) |
|
Chemicals (Hazardous Information and Packaging for Supply) Regulations (CHIP) 2009 |
|
|
141 | (1) |
|
Working at Height Regulations 2005 |
|
|
142 | (1) |
|
Control of Asbestos Regulations 2002 |
|
|
142 | (1) |
|
|
|
143 | (1) |
|
|
|
143 | (2) |
|
The Mechanics of Lifting and Handling |
|
|
145 | (2) |
|
|
|
147 | (1) |
|
|
|
148 | (2) |
|
|
|
150 | (1) |
|
|
|
151 | (1) |
|
|
|
152 | (1) |
|
|
|
153 | (1) |
|
|
|
154 | (1) |
| Chapter 13 The Electrical Contracting Industry |
|
155 | (10) |
|
|
|
157 | (3) |
|
Cost of Materials and Systems |
|
|
160 | (5) |
| Chapter 14 Installation Materials and Tools |
|
165 | (20) |
|
|
|
165 | (2) |
|
Jointing and Terminations |
|
|
167 | (4) |
|
|
|
171 | (1) |
|
|
|
172 | (6) |
|
|
|
178 | (4) |
|
|
|
182 | (1) |
|
Self-Assessment Questions |
|
|
183 | (2) |
| Chapter 15 Installation Circuits and Systems |
|
185 | (28) |
|
|
|
185 | (2) |
|
|
|
187 | (1) |
|
|
|
187 | (2) |
|
|
|
189 | (1) |
|
Radiant or Direct Heating |
|
|
189 | (1) |
|
|
|
190 | (1) |
|
|
|
191 | (1) |
|
|
|
192 | (1) |
|
Multi-Storey Commercial or Domestic Installations |
|
|
192 | (4) |
|
|
|
196 | (1) |
|
Alarm and Emergency Systems |
|
|
197 | (2) |
|
|
|
199 | (1) |
|
Emergency Lighting Systems |
|
|
200 | (1) |
|
|
|
201 | (1) |
|
Extra-Low-Voltage Lighting |
|
|
202 | (1) |
|
|
|
202 | (1) |
|
|
|
202 | (11) |
| Chapter 16 Earthing and Bonding |
|
213 | (12) |
|
Earth: What It Is, and Why and How We Connect To It |
|
|
213 | (2) |
|
Earth Electrode Resistance |
|
|
215 | (1) |
|
|
|
216 | (3) |
|
Earth Fault Loop Impedance |
|
|
219 | (1) |
|
|
|
220 | (2) |
|
Requirements for RCD Protection |
|
|
222 | (2) |
|
Self-Assessment Questions |
|
|
224 | (1) |
| Chapter 17 Protection |
|
225 | (14) |
|
|
|
225 | (10) |
|
|
|
235 | (4) |
| Chapter 18 Circuit and Design |
|
239 | (12) |
|
|
|
239 | (1) |
|
|
|
239 | (1) |
|
Nominal Setting of Protection |
|
|
240 | (1) |
|
|
|
240 | (2) |
|
Current-Carrying Capacity |
|
|
242 | (1) |
|
|
|
242 | (1) |
|
|
|
242 | (1) |
|
|
|
243 | (1) |
|
|
|
243 | (1) |
|
Selection of cpc Using Table 54.7 |
|
|
243 | (3) |
|
Installation Reference Methods |
|
|
246 | (2) |
|
|
|
248 | (3) |
| Chapter 19 Testing |
|
251 | (24) |
|
Measurement of Electrical Quantities |
|
|
251 | (1) |
|
|
|
252 | (2) |
|
|
|
254 | (1) |
|
|
|
254 | (1) |
|
Selection of Test Instruments |
|
|
255 | (1) |
|
Approved Test Lamps and Indicators |
|
|
256 | (1) |
|
|
|
256 | (1) |
|
Calibration, Zeroing and Care of Instruments |
|
|
256 | (1) |
|
|
|
257 | (1) |
|
Testing Continuity of Protective Conductors |
|
|
258 | (2) |
|
Testing Continuity of Ring Final Circuit Conductors |
|
|
260 | (1) |
|
Testing Insulation Resistance |
|
|
261 | (2) |
|
|
|
263 | (1) |
|
|
|
263 | (1) |
|
Testing Earth Electrode Resistance |
|
|
264 | (1) |
|
Testing Earth Fault Loop Impedance |
|
|
265 | (1) |
|
External Loop Impedance Ze |
|
|
266 | (2) |
|
Prospective Fault Current |
|
|
268 | (1) |
|
|
|
268 | (1) |
|
|
|
269 | (1) |
|
|
|
270 | (2) |
|
|
|
272 | (3) |
| Chapter 20 Basic Electronics Technology |
|
275 | (14) |
|
|
|
275 | (2) |
|
|
|
277 | (1) |
|
|
|
278 | (4) |
|
|
|
282 | (1) |
|
|
|
282 | (1) |
|
Self-Assessment Questions |
|
|
283 | (2) |
|
Answers to Self-Assessment Questions |
|
|
285 | (4) |
| Appendix |
|
289 | (10) |
| Glossary |
|
299 | (12) |
| Index |
|
311 | |
