Electricity for the Entertainment Electrician & Technician

Electricity for the Entertainment Electrician & Technician

by Richard Cadena
     
 

ISBN-10: 0240809955

ISBN-13: 9780240809953

Pub. Date: 02/25/2009

Publisher: Taylor & Francis

The application of electricity for the theatre or a concert stage is not the same as that for a residence or commercial building. Electricity for the Entertainment Electrician & Technician provides you with the fundamentals of theory of electricity as well as the latest guidelines and tips for how to stay safe and current and meet the needs of the entertainment…  See more details below

Overview

The application of electricity for the theatre or a concert stage is not the same as that for a residence or commercial building. Electricity for the Entertainment Electrician & Technician provides you with the fundamentals of theory of electricity as well as the latest guidelines and tips for how to stay safe and current and meet the needs of the entertainment industry. Written by an ETCP (Entertainment Technician Certification Program) trainer, this reference supports practicing technicians and provides new technicians the assistance needed for a successful career in the entertainment industry.

Product Details

ISBN-13:
9780240809953
Publisher:
Taylor & Francis
Publication date:
02/25/2009
Edition description:
Older Edition
Pages:
270
Product dimensions:
7.40(w) x 9.10(h) x 0.60(d)

Table of Contents

Preface xiii

Acknowledgments xv

Introduction xvii

What Is an Entertainment Electrician? xvii

Technology Moves On xviii

Keeping Up with Technology xix

Overview xx

Electricity Kills, But It Doesn't Have To xxiii

Chapter 1 The Theory of Electricity 1

What Is Electricity? 1

Electrons in Motion 2

The Atom 2

Subatomic Particles 3

Electrostatic Charges 3

Electronic Drift 5

Conductive Properties of Materials 6

Current Convention 8

Summary 9

Understanding Electricity 9

Chapter 2 Electrical Concepts 11

Pulling Back the Veil of Mystery 11

Voltage 11

Current 12

Resistance 13

Power 13

Energy 14

SI Units of Measure: Amperes, Volts, Ohms, Siemens, Joules, Watts 15

The Ampere 15

The Volt 16

The Ohm 16

The Siemens 16

The Joule 18

The Watt 18

Conservation of Energy 20

Understanding Electrical Concepts 20

Chapter 3 DC Electricity 21

The DC Circuit 23

Ohm's Law 24

DC Power 26

Understanding DC Electricity 29

Chapter 4 AC Electricity 31

Magnetism 31

Electromagnetism 33

Magnetic Induction 35

Faraday's Law of Induction 35

Fleming's Right-Hand Rule 37

The AC Generator 38

Exercise Your Knowledge of Sinewaves 42

Frequency 45

The Sinewave 46

RMS Value 47

True RMS Meters 49

Understanding AC Electricity 55

Chapter 5 Circuit Elements 59

Series Resistance 60

Parallel Resistance 61

Series/Parallel Resistance 63

Real-World Resistance 64

Impedance 65

Reactance 65

Inductors 65

Capacitors 68

Phase Angles 71

Complex Impedance 72

Transformers 75

Understanding Circuit Elements 78

Chapter 6 AC Power 83

AC Power Formula 85

Power Factor 85

Power Factor Correction 86

Complex Power87

Three-Phase Power 89

Three-Phase Power Calculations 91

Understanding AC Power 93

Chapter 7 Electrical Safety 95

Electric Shock 95

Effects of Electrical Current 96

Arc Flash and Arc Blast 97

Lockout/Tagout 100

Drugs and Alcohol 102

Understanding Electrical Safety 102

Chapter 8 Grounding/Earthing 105

The Complete Circuit 105

Earthing/Grounding 106

Zero-Volt Reference 106

Voltage Stability 108

Safety Grounding 108

Grounded Versus Grounding Versus Bonding 110

Uni-Grounding Versus Multi-Grounding 110

Ground Loops 111

Balanced Power Systems 112

Technical Earth/Technical Ground 114

Understanding Grounding Concepts 114

Chapter 9 Overcurrent and Undercurrent Protection 117

Fuses 117

Circuit Breakers 121

Circuit Breaker Ratings 125

Residual Current Devices 125

Ground Fault Circuit Interrupters 126

Class A GFCIs 128

Understanding Overcurrent and Undercurrent Protection 129

Chapter 10 Power Distribution Systems 131

Three-Phase Four-Wire Plus Ground Wye or Star 132

Three-Phase Four-Wire Delta (High Leg Delta) 137

Single-Phase Three-Wire Earthed Midpoint 137

Single-Phase Three-Wire Earthed End of Phase 139

Color Codes 139

Balancing Three-Phase Loads 140

Understanding Power Distribution Systems 142

Chapter 11 Dimming Systems 147

Phase-Control Dimming 147

Reverse Phase-Control Dimming 151

Third-Order Harmonics 152

Sinewave Dimming 156

Feeder Transformers for Non-Linear Loads 157

K-Rated Transformers 158

Harmonic Mitigating Transformers 159

Harmonic Suppression Systems 161

Understanding Dimming Systems 162

Chapter 12 Best Practices, Codes, and Regulations 165

Tying In 166

Single-Core Conductors, Feeder Cable, and Tails 169

Single-Pole Connectors 173

Neutral Conductor Sizing 182

Portable Power Distribution Systems 184

Branch Circuits or Final Circuits 187

Breakouts or Spiders 191

Stage Pin Connectors 194

NEMA Connectors 194

PowerCon 196

15-Amp Plugs 198

CEE-Form Connectors 198

IEC Connectors 198

Schuko Connectors 199

Understanding Best Practices, Codes, and Regulations 200

Epilogue 203

Appendix 1 Useful Formulas 207

Appendix 2 Conversion Factors 209

Appendix 3 Energy Conversion Factors 211

Appendix 4 Scientific, Exponential, and Engineering Notation 213

Appendix 5 Answers to Practice Problems 215

References 239

Index 241

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