NEC 2008 Need to Know

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Get Quick Access to the NEC Essentials

turn to NEC 2008 Need to Know for quick access to vital National Electrical Code (NEC) information that you need. This expert resource explains and interprets key material from the first four chapters of the NEC, including general installation requirementsbranch circuitsfeedersservicesovercurrent protection groundingconductorsconduitscablesfixture wiringswitches receptacleslightingmotorsa/c and refrigerationand generatorsplus critical tables from Chapter 9.

packed with on-target illustrations, this essential compliance tool contains calculations and formulas commonly used to determine conduit and conductor sizes, required ampacities, adjustment multipliers, and electrical loads. this guide also presents a listing of specialty topics such as emergency systems, communications, and special occupancy, as well as a cross-reference table with types of installations and where to find applicable code. designed to save time and money, reduce errors, and increase safety, NEC 2008 Need To Know features:

Clear explanations and interpretations of in-demand NEC information Commonly used calculations and formulas A listing of specialty topics keyed to applicable Code A handy cross-reference table for quick access to crucial material

Inside This On-the-Job Guide to Vital NEC Information

General Requirements for Electrical Installations Branch Circuits and Feeders Branch Circuit Feeders & Service Calculations and Electric Services Overcurrent Protection and Transformers Grounding and Bonding Wiring Methods Conductors Boxes and Cablebus Lighting Requirements Motors Refrigeration and A/C Generators Understanding and Applying NEC Chapter 9 Tables Code Locations and References for Additional Codes Appendixes

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