ECM Buyers' Guide

national electrical code


Code Basics 

Aug 1, 2001, By James Stallcup, Sr., NEC Consultant

Determining Working Clearances...

Separately Derived System 

Aug 1, 2001, By Mike Holt, Mike Holt Enterprises, Inc.

How you ground a separately derived system is critical to the safety of those working on the system and the performance of your equipment....

Code Calculations 

Aug 1, 2001, By James Stallcup, Jr., NEC and OSHA Consultant

Industrial Calculations: Feeder Loads -- Part 3...

Code Basics 

May 1, 2001, By James Stallcup, Sr., NEC Consultant

Designing a Pumped-Up Power System...

Code Calculations 

May 1, 2001, By James Stallcup, Jr., NEC and OSHA Consultant

Industrial Calculations: Feeder Loads - Part 2...

Code Calculations 

Apr 1, 2001, By James Stallcup, Jr., NECA and OSHA Consultant

Industrial Calculations: Feeder Loads...

Code Basics 

Apr 1, 2001, By James Stallcup, Sr., NEC & OSHA Consultant

Pumping Up Power to Oil-Well Units...

Technology-Wiring Definitions: Part 2 

Mar 1, 2001, By Mike Holt

When you install low-voltage or limited-energy systems, understanding a few key terms is essential. Anyone installing power distribution systems now or...

Installation Manuals vs. the NEC 

Mar 1, 2001, By Mark Lamendola

How do you handle an installation manual when its warranty requirements violate the NEC?...

Code Calculations 

Mar 1, 2001, By James Stallcup

Calculating Motor and Noncoincident Loads...

Code Calculations 

Feb 1, 2001, By James Stallcup

Calculating Receptacle and Appliance Loads...

Code Basics 

Feb 1, 2001, By James Stallcup

Installing Custom-Made Equipment Correctly...

Code Basics 

Jan 1, 2001, By James Stallcup

The What and Where of Service Point Locations...

Code Calculations 

Jan 1, 2001, By James Stallcup

Industrial Calculations: Lighting Loads...

Technology Wiring and the NEC 

Jan 1, 2001, By Mike Holt

If you're installing or maintaining technology wiring systems, you'd better understand the Code rules that govern their installation, as well as the individuals involved in their enforcement....

Code Calculations 

Dec 1, 2000, By Mike Holt

Sizing Conductors Based on Temperature Rating...

Code Basics 

Dec 1, 2000, By James Stallcup and William G. Lawrence

Basics of Purging and Pressurizing Systems...

Code Calculations 

Nov 1, 2000, By Mike Holt

Sizing Parallel Conductors...

Ramping Up the System With a Meltdown 

Nov 1, 2000, Edited by Marleen Canniff

Keeping up with technology and the NEC pays off for three Illinois-based companies. The proof is in the design of this snow melting system.Winter's almost...

Code Basics 

Nov 1, 2000, By James Stallcup

Equipment for Class I Hazardous Locations...

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