Contents
9
9
Copyright Goodheart-Willcox Co., Inc.
Section 2
Installation
Chapter 4 Wiring Systems 71
Electrical Codes and Safety Agencies 71
Wiring Systems 74
Cables 75
Raceways 83
Chapter 5 Conductors 101
Materials 102
Conductor Size 104
Conductor Identifi cation 110
Chapter 6 Boxes, Fittings,
and Covers 115
Boxes 115
Fittings 122
Fill Allotment 125
Covers 127
Chapter 7 Device Wiring 131
Wiring Methods and Materials 131
Preparation of Conductors 132
Wiring Switches, Receptacles, and Fixtures 138
Chapter 8 Overcurrent Protection 147
Causes of Overcurrent 147
Protective Devices 148
Protective Device Rating 152
Chapter 9 Grounding 155
Grounding Basics 155
How the System Ground Works 161
Equipment Grounding 161
Ground-Fault Circuit Interrupters (GFCI) 162
Arc-Fault Circuit Interrupter (AFCI) 163