American Electricians´Handbook

Preface to the Fifteenth Edition ix

Division 1 Fundamentals 1.1
Useful Tables / 1.2
Conversion Factors / 1.10
Graphical Electrical Symbols / 1.13
Principles of Electricity and Magnetism: Units / 1.23
Measuring, Testing, and Instruments / 1.69
Harmonics / 1.96

Division 2 Properties and Splicing of Conductors 2.1
Electrical Conducting Wires and Cables / 2.1
Cable Joints and Terminal Connections / 2.61
Aluminum-Building-Wire Installation Practices / 2.100
Termination and Splice Kits / 2.144

Division 3 Circuits and Circuit Calculations 3.1
Types of Circuits / 3.1
Electrical Systems / 3.8
Circuit Calculations / 3.20
NEC Ampacity Rules for Conductors / 3.64

Division 4 General Electrical Equipment and Batteries 4.1
Introduction / 4.1
Switches / 4.1
Installation of Switches / 4.31
Protective Devices / 4.33
Switchboards and Switchgear / 4.70
Panelboards / 4.80
General Wiring Materials and Devices / 4.88
Power Capacitors / 4.132
Batteries: General / 4.138
Primary Batteries / 4.138
Storage Batteries: General / 4.143
Lead-Acid Storage Batteries / 4.147
Nickel-Iron-Alkaline Batteries / 4.159
Nickel-Cadmium Batteries / 4.170
Installation of Storage Batteries / 4.182
General Construction Materials / 4.185

Division 5 Transformers 5.1
Construction, Types, and Characteristics / 5.1
Connections: Polarity / 5.51
Single-Phase Connections / 5.52
Two-Phase Connections / 5.54
Three-Phase Connections / 5.55
Special Transformer Connections / 5.64
Connections for Three-Phase Transformers / 5.73
Parallel Operation / 5.73
Connections and Applications of Autotransformers / 5.75
Installation, Care, and Operation / 5.79
Provisions for Different Types of Transformers / 5.86
Provisions for Transformer Vaults / 5.88
The Noise Problem / 5.100
Pole and Platform Mounting / 5.102
Saturable-Core Reactor / 5.109

Division 6 Solid-State Devices and Circuits 6.1
Fundamentals of Electronics / 6.1
Discrete Solid-State Components / 6.4
Integrated Circuits / 6.39
Integrated-Circuit Logic Functions / 6.46
Microcomputers / 6.68
Electronic Memories / 6.74
Product Reliability / 6.85

Division 7 Generators and Motors 7.1
Principles, Characteristics, and Management of DC Generators (Dynamos) / 7.1
Principles, Characteristics, and Management of AC Generators (Alternators) / 7.41
Principles, Characteristics, and Management of Electric Motors / 7.55
Direct-Current Motors / 7.62
Alternating-Current Motors / 7.72
Conversion Equipment / 7.117
Troubles of AC Motors and Generators: Their Localization and Correction / 7.120
Care of Motors / 7.128
Control Equipment for Motors / 7.136
Motor Drives and Application / 7.201
Motor Circuits / 7.222
Control Circuits / 7.243
Industrial Control Panels / 7.245
Air-Conditioning and Refrigerating Equipment / 7.250
Engine- and Gas-Turbine Generators / 7.257

Division 8 Outside Distribution 8.1
Pole Lines: General, Construction, and Equipment / 8.1
Pole-Line Construction / 8.32
Pole-Line Guying / 8.55
Underground Wiring / 8.67
Grounding of Systems / 8.84

Division 9 Interior Wiring 9.1
General / 9.2
Open Wiring on Insulators / 9.14
Concealed Knob-and-Tube Wiring / 9.24
Rigid-Metal-Conduit and Intermediate-Metal-Conduit Wiring / 9.25
Cable Pulling Calculations for Raceways / 9.58
Interior or Aboveground Wiring with Rigid Nonmetallic Conduit / 9.67
Flexible-Metal-Conduit Wiring / 9.73
Liquidtight Flexible-Metal-Conduit Wiring / 9.76
Metal-Clad–Cable Wiring: Types AC and MC / 9.77
Surface-Raceway Wiring / 9.83
Electrical-Metallic-Tubing Wiring / 9.91
Nonmetallic-Sheathed–Cable Wiring / 9.94
Mineral-Insulated Metal-Sheathed–Cable Wiring / 9.100
Medium-Voltage–Cable Wiring / 9.107
Underground-Feeder and Branch-Circuit–Cable Wiring / 9.109
Interior Wiring with Service-Entrance Cable / 9.109
Underfloor-Raceway Wiring / 9.112
Wireway Wiring / 9.128
Busway Wiring (NEMA) / 9.130
Cellular-Metal-Floor–Raceway Wiring / 9.162
Cellular-Concrete-Floor–Raceway Wiring / 9.173
Wiring with Multioutlet Assemblies / 9.181
Cablebus Wiring / 9.188
Cable Trays / 9.191
General Requirements for Wiring Installations / 9.197
Crane Wiring / 9.245
Wiring for Circuits of Over 600 Volts / 9.253
Wiring for Circuits of Less Than 50 Volts / 9.255
Wiring for Hazardous (Classified) Locations / 9.255
Installation of Appliances / 9.264
Electric Comfort Conditioning / 9.266
Wiring for Electric Signs and Outline Lighting / 9.289
Remote-Control, Signaling, and Power-Limited Circuits / 9.295
Wiring for Special Occupancies / 9.300
Design of Interior-Wiring Installations / 9.301
Wiring for Residential Outdoor Lighting / 9.308
Wiring for Commercial and Industrial Occupancies / 9.312
Farm Wiring / 9.347
Solar Photovoltaic Systems / 9.357

Division 10 Electric Lighting 10.1
Principles and Units / 10.1
Electric-Light Sources / 10.23
Incandescent (Filament) Lamps / 10.24
Fluorescent Lamps / 10.38
High-Intensity-Discharge Lamps / 10.59
Light-Emitting Diodes (LEDs) / 10.75
Neon Lamps / 10.75
Ultraviolet-Light Sources / 10.82
Infrared Heating Lamps / 10.85
Luminaires / 10.86
Principles of Lighting-Installation Design / 10.106
Tables for Interior Illumination Design / 10.124
Interior-Lighting Suggestions / 10.144
Heat with Light for Building Spaces / 10.148
Street Lighting / 10.151
Floodlighting / 10.155

Division 11 Optical Fiber 11.1
The Advantages of Fiber Optics / 11.1
Applications / 11.2
The Nature of Light / 11.3
Invisible Light / 11.3
Transmitting Light through Fibers / 11.4

Division 12 Wiring and Design Tables 12.1
Standard Sizes of Lamps for General Illumination, in Watts / 12.3
Demand Factors and Data for Determining Minimum Loads / 12.4
Full-Load Currents of Motors / 12.10
Capacitor Ratings for Use with Three-Phase 60-Hz Motors / 12.13
Ampacities of Conductors / 12.14
Ampacity of Flexible Cords and Cables / 12.28
Ampacity of Fixture Wires / 12.30
Ampacity of Aluminum Cable, Steel-Reinforced / 12.31
Ampacity of Parkway Cables Buried Directly in Ground / 12.31
Number of Conductors in Conduit and Dimensions / 12.32
Switches-Termination Space / 12.33
Switch-Gutter and Termination Space / 12.34
Enclosed Switch Wiring Space / 12.35
Elevation of Unguarded Parts above Working Space / 12.36
Ordinary Ratings of Overload Protective Devices, in Amperes / 12.37
Nonrenewable Cartridge Fuses / 12.39
Ratings and Number of Overload Protective Devices / 12.44
Motor Code Letters and Locked-Rotor Kilovolt-Amperes / 12.46
Maximum Ratings for Motor Branch-Circuit Protection / 12.47
Conversion Table of Single-Phase Locked Rotor Currents / 12.47
Conversion Table of Polyphase Design B, C, D, and E Maximum
Locked-Rotor Currents / 12.48
Horsepower Ratings of Fused Switches / 12.49
Minimum Branch-Circuit Sizes for Motors / 12.50
Maximum Allowable Voltage Drop / 12.51
Graph for Computing Copper-Conductor Sizes according to Voltage Drop / 12.53
Data for Computing Voltage Drop / 12.54
Metric Practice / 12.58

Index follows Division 12