Commercial Electrical Wiring : Updated to the 1999 NEC

by Traister, John E.

• ISBN13: 9781572180925
• ISBN10: 1572180927
• Edition: Revised
• Format: Paperback
• Copyright: 2000-10-01
• Publisher: Craftsman Book Co

Table of Contents

Preface	5	(7)
Introduction	7	(6)
Small Commercial Occupancy	7	(2)
Medium Commercial Building	9	(4)
The National Electrical code®..	13	(14)
NEC Terminology	14	(3)
Learning the Layout of the NEC	17	(3)
Using the NEC	20	(2)
Definitions	22	(1)
Testing Laboratories	22	(5)
Commercial Construction Documents	27	(36)
Electrical Drawings	31	(2)
Print Layout	33	(4)
Drafting Lines	37	(1)
Electrical Symbols	38	(3)
Scale Drawings	41	(13)
Drawing Schedules	54	(1)
Electrical Details and Diagrams	54	(2)
Schematic Diagrams	56	(1)
Written Specifications	57	(6)
Electrical Load Calculations	63	(22)
Basic Calculation Procedures	64	(3)
Commercial Occupancy Calculations	67	(8)
Mobile Home and RV Parks	75	(6)
Restaurants	81	(2)
Services for Hotels and Motels	83	(1)
Optional Calculation for Schools	83	(1)
Marinas and Boatyards	84	(1)
Electric Service	85	(34)
Electrical Distribution	86	(7)
Service Components	93	(4)
Service-Entrance Conductors	97	(6)
Three-Phase Services	103	(4)
480/277-Volt Services	107	(1)
Switches, Panelboards and Load Centers	108	(11)
Grounding	119	(20)
Types of Grounding Systems	119	(2)
OSHA and NEC Requirements	121	(4)
Earth Electrodes	125	(2)
Grounding Conductors	127	(1)
Equipment Grounding	128	(4)
Grounding Enclosures	132	(2)
Ground-Fault Circuit-Interrupters	134	(5)
Overcurrent Protection	139	(26)
Circuit Breaker Ratings	140	(2)
Interrupting Capacity Rating	142	(7)
Fuses	149	(2)
Cartridge Fuses	151	(7)
NEC Regulations	158	(7)
Transformers	165	(26)
Transformer Taps	168	(1)
Transformer Connections -- Basic	169	(4)
Autotransformers	173	(1)
Transformer Connections -- Dry Type	174	(4)
Buck-and-Boost Transformers	178	(3)
Control Transformers	181	(1)
Potential and Current Transformers	182	(1)
NEC Requirements	183	(4)
Transformer Grounding	187	(4)
Wiring Methods	191	(24)
Cable Systems	191	(7)
Instrumentation Control Wiring	198	(1)
Raceway Systems	199	(4)
Conductors for Raceway Systems	203	(2)
Properties of Conductors	205	(3)
Conductor Protection	208	(7)
Raceways, Boxes and Fittings	215	(20)
Conduit Fill Requirements	215	(3)
Installing Conduit	218	(10)
Cutting, Reaming and Threading Conduit	228	(2)
Joining Conduit	230	(4)
Conductors in Conduit	234	(1)
Wiring Devices	235	(18)
Receptacles	235	(7)
Locating Receptacles	242	(4)
Switches	246	(2)
NEC Requirements for Switches	248	(1)
Safety Switches	249	(4)
Electrical Lighting	253	(18)
Troffers	253	(4)
Fluorescent Fixtures	257	(2)
Incandescent Lighting	259	(1)
Offices and Schools	259	(2)
Calculating Illumination Levels	261	(7)
Store Lighting	268	(3)
Electric Motors	271	(12)
Nameplate Information	271	(2)
Single-Phase Motors	273	(3)
Polyphase Motors	276	(1)
Motor Enclosures	277	(1)
Motor Types	278	(1)
Selection of Electronic Motors	279	(1)
NEC Requirements	279	(1)
Motor Installation	280	(3)
Motor Controllers	283	(12)
Types of Motor Controllers	283	(4)
Magnetic Controllers	287	(4)
Power Circuits in Motor Starters	291	(1)
Overload Protection	292	(1)
Selecting Overload Relays	293	(2)
Special Occupancies	295	(18)
Class I Locations	295	(3)
Class II and III Locations	298	(1)
Prevention of External Ignition/Explosion	298	(1)
Explosionproof Equipment	299	(1)
Explosionproof Conduit and Fittings	300	(7)
Garages and Similar Locations	307	(3)
Airport Hangers	310	(2)
Manufacturer's Data	312	(1)
Index	313