Electrical installation calculations. Advanced

✍ Scribed by Chris Kitcher; Albert James Watkins

• Year: 2022
• Tongue: English
• Leaves: 241
• Edition: Ninth
• Category: Library

✦ Table of Contents

Cover
Half Title
Title Page
Copyright Page
Table of Contents
Preface
1 Use of Calculators
2 Simple Transposition of Formulae
3 SI Units
SI derived units
SI unit prefixes
4 Conductor Colour Identification
5 Alternating Current Circuit Calculations
Impedance
Inductive reactance
Capacitive reactance
Impedance in series circuits
Impedance triangles and power triangles
6 Waveform and Phasor Representation of Alternating Currents and Voltages
Alternating e.m.f. and current
Phasors
7 Parallel Circuits Involving Resistance, Inductance and Capacitance
8 Power-Factor Improvement
Calculation without p.f. correction
Calculation with p.f. correction
9 Three-Phase Circuit Calculations
Star-connected motors
Delta-connected connected motors (mesh)
Resistance and inductance in three-phase circuits
Three-phase circuits
Three-phase power
Voltage drop in three-phase circuits
10 Voltmeters and Ammeters: Changing the Use and Extending the Range
Voltmeters
Ammeters
11 Alternating Current Motors
12 Application of Diversity Factors
13 Cable Selection
Earthing conductor calculation
Voltage-drop calculations and cable-selection calculations
Designing ring final circuits
Earth-leakage protection calculations
Supplementary equipotential-bonding calculation
14 Lighting Calculations
Lighting units and quantities
Lighting calculations using inverse square law
Lighting calculations using the cosine law
15 Mechanics
Moment of force
Torque
Power
Surface speed, pulley diameter and speed ratios
16 Miscellaneous Examples
D.c. generators
D.c. motors
Alternators and synchronous motors
Induction motors
Insulation resistance
17 Photovoltaic Calculations
18 Formulae
Three-phase calculations
Pythagoras-type calculations
Synchronous speed and slip calculations
Calculations associated with cable selection
19 Glossary
20 Answers to Exercises
21 General Questions and Answers
22 Additional Questions and Answers