Packed with all the UPDATED information from the 2008 National Electrical Code, the 2008 Doctor Watts is the #1 Electrical Pocket Guide for electricians. Many new NEC tables, formulas, illustrations and detailed examples make this an indispensable reference for anyone working with electricity.
This shirt-pocket guide is loaded with essential information for everyday reference; it's heavy laminated pages and built-in tabs make it sturdy and durable.
2008 version encompasses new pages of:
* Numerous new NEC tables
* Formulas with clear, concise explanations of usage
* Detailed reference tables and illustrations
* In-depth examples
All 2008, 2005 and 2002 versions of the Dr. Watts include:
* NEC Tables include Allowable Ampacities, Derating, Burial Depths, Grounding, & Wire-Fill
* Metric Reference Chart
* Basic Electrical, Power, voltage & Transformer Formulas
* Examples depicting bending, transformer installations, branch circuits and GFCI's
Table of Contents:
NEC Tables:
* 310.16
* 310.15(B)(2)(a)
* 300.5, 250.66
* 250.122
* Wire-Fill for EMT NEC Annex C-Table C1
Reference:
* Common NEMA Enclosure Types
* Metric Essentials for Electricians
* NEMA Motor Starter Reference Chart
* 3-phase A.C. Motor Connections for 9-Lead, Dual-Voltage Motors
* Calculating Conduit Bends for Offsets and Saddles
Formulas:
* Basic Electrical Formulas
* Useful Electrical power Formulas
* Common Voltages
* Voltage Drop Formulas
* Transformer Calculations
Examples:
* Derating Ampacities at a Glance More Than a Conductors in a Raceway NEC Article 310
* Service Grounding and Bonding at a Glance NEC Article 250
* Typical Motor Branch Circuit at a Glance NEC Article 430
* Typical Transformer Installation at a Glance NEC Articles 240, 250 & 450
* Feeder and transformer Tap Rules at a Glance NEC 240.21
* Common GFCI Locations
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