Illustrated Guide to the 1999 National Electrical Code

by Traister, John E.

• ISBN13: 9781572180758
• ISBN10: 1572180757
• Edition: Revised
• Format: Paperback
• Copyright: 1999-10-01
• Publisher: Craftsman Book Co

Table of Contents

Chapter 1 About the NEC(R)	7	(20)
Purpose and History of the NEC	7	(1)
NEC Terminology	7	(1)
Learning the NEC Layout	8	(2)
Wiring Design and Protection	10	(1)
Wiring Methods and Materials	10	(1)
Equipment for General Use	11	(1)
Special Occupancies	11	(1)
Special Equipment	12	(1)
Special Conditions	12	(1)
Definitions	13	(1)
Testing Laboratories	14	(2)
Major Changes to the 1999 NEC	16	(11)
Chapter 2 Electric Services	27	(62)
Sizing the Service	29	(5)
Single and Multifamily Dwellings	34	(5)
Sizing Neutral Conductors	39	(1)
Sizing the Load Center	40	(2)
Optional Calculations for Single-Family Dwellings	42	(1)
Multifamily Dwelling Calculations	42	(2)
Commercial Occupancy Calculations	44	(1)
Retail Stores with Show Windows	45	(1)
Office Building	46	(5)
Mobile Home and RV Parks	51	(8)
Restaurants	59	(1)
Services for Hotels and Motels	59	(1)
Optional Calculation for Schools	59	(2)
Shore Power Circuits for Marinas and Boatyards	61	(1)
Farm Load Calculations	61	(2)
Industrial Motor-Control Center	63	(4)
Underground Systems	67	(8)
Service Clearances	75	(1)
Service Components	76	(6)
Material Take-Off	82	(7)
Chapter 3 Service Equipment and Grounding	89	(22)
Safety Switches	90	(1)
Heavy-Duty Switches	91	(4)
General-Duty Switches	95	(1)
Double-Throw Safety Switches	96	(1)
NEC Safety-Switch Requirements	97	(1)
Panelboards	97	(5)
Current Transformers	102	(2)
Gutters	104	(1)
Grounding	105	(6)
Chapter 4 Overcurrent Protection	111	(10)
Plug Fuses	111	(1)
Cartridge Fuses	112	(2)
Conductor Protection	114	(4)
Circuit Breakers	118	(3)
Chapter 5 Branch Circuits and Feeders	121	(28)
Boxes	121	(4)
Conduit Bodies, Pull Boxes and Junction Boxes	125	(7)
Wiring Methods	132	(10)
Identifying Conductors	142	(1)
Locating Outlets	142	(5)
Ground-Fault Circuit-Interrupters	147	(2)
Chapter 6 Utilization Equipment	149	(24)
Air-Conditioning and Refrigeration Equipment	151	(3)
Appliances	154	(3)
Capacitors	157	(1)
Computer/Data Processing	157	(1)
Miscellaneous Electric Equipment	157	(1)
Elevators, Escalators, Moving Walks and Dumbwaiters	158	(1)
Fire Pumps	158	(2)
Fixed Electric Space Heating	160	(7)
Forced-Air Systems	167	(1)
Electric Lighting	168	(5)
Chapter 7 Miscellaneous Electrical Systems	173	(22)
Electric Signs and Outline Lighting	173	(2)
Electric Vehicle Charging Systems	175	(1)
Electric Welders	175	(4)
Audio Signal, Processing, Amplification and Reproduction Equipment	179	(1)
Industrial Machinery	179	(1)
Cable Tray	180	(8)
Industrial and Dielectric Heating Equipment	188	(1)
Electronic Computer/Data-Processing Systems	189	(1)
Swimming Pools	189	(6)
Chapter 8 Signaling Systems	195	(14)
Classification of Signal Circuits	196	(3)
Fire-Alarm Systems	199	(4)
Components of Security/Fire Alarm Systems	203	(6)
Chapter 9 Electric Motors and Controllers	209	(32)
Polyphase Motors	212	(1)
Three-Phase Motor Basics	213	(5)
Calculating Motor Circuit Conductors	218	(4)
Motor Protective Devices	222	(8)
Circuit Breakers	230	(2)
Multimotor Branch Circuits	232	(2)
Power-Factor Correction at Motor Terminals	234	(1)
Motor Controllers	235	(2)
Controller Components and Related Graphic Symbols	237	(4)
Chapter 10 Transformers	241	(34)
Transformer Basics	241	(3)
Transformer Construction	244	(4)
Transformer Taps	248	(1)
Transformer Connections -- Basic	249	(3)
Autotransformers	252	(1)
Parallel Operation of Transformers	253	(3)
Transformer Connections -- Dry Type	256	(2)
Buck-and-Boost Transformers	258	(6)
Control Transformers	264	(1)
Potential and Current Transformers	264	(1)
NEC Requirements	265	(5)
Transformer Grounding	270	(5)
Chapter 11 Capacitors, Resistors and Reactors	275	(8)
Power Factor	275	(3)
Capacitors	278	(3)
Resistors and Reactors	281	(2)
Chapter 12 Special Occupancies	283	(20)
Introduction to Hazardous Locations	283	(5)
Prevention of External Ignition/Explosion	288	(2)
Explosionproof Equipment	290	(2)
Seals and Drains	292	(4)
Garages and Similar Locations	296	(1)
Airport Hangars	296	(4)
Theaters	300	(1)
Health Care Facilities	300	(1)
Petro/Chemical Hazardous Locations	300	(1)
Manufacturers' Data	301	(2)
Appendix: Electrical Wiring Symbols	303	(13)
Glossary	316	(35)
Index	351