Charles R. Miller

Code Contributor

Charles R. Miller, owner of Lighthouse Educational Services, teaches classes and seminars on the electrical industry. He is the author of “Illustrated Guide to the National Electrical Code” and NFPA’s “Electrical Reference.” He can be reached at 615.333.3336, charles@charlesRmiller.com or www.charlsRmiller.com

Articles by Charles R. Miller

October 2006
220.14 Other Loads—All Occupancies READ MORE
September 2006
Article 220 C Load Calculations   220.14 Other Loads—All Occupancies Knowing how to perform load calculations in accordance with the National Electrical Code (NEC) plays a significant role in an electrician’s professional career. Before installing branch circuits, feeders or services on a job, loads must be calculated. Branch-circuit load calculation requirements are in Part II of Article 220. READ MORE
August 2006
220.14 Other Loads—All Occupancies Load calculation requirements are in Article 220 of the National Electrical Code (NEC). This article provides requirements for calculating branch-circuit, feeder and service loads. Article 220 is divided into five parts. Part I provides for general requirements for calculation methods. Part II provides calculation methods for branch-circuit loads. READ MORE
July 2006
220.14 Other Loads—All Occupancies Article 220 of the National Electrical Code (NEC) provides requirements for calculating branch-circuit, feeder and service loads. An essential part of an electrician’s professional career is performing load calculations. Knowing how to calculate loads in accordance with the NEC is only the first step. READ MORE
June 2006
220.14 Other Loads—All Occupancies Knowing how to calculate loads in accordance with the National Electrical Code (NEC) is a fundamental function of being an electrician. Requirements for calculating branch-circuit, feeder and service loads are in Article 220. Article 220 is divided into five parts. General requirements are in Part I. Part II covers branch-circuit load calculation methods. READ MORE
May 2006
220.14 Other Loads—All Occupancies Article 220 of the National Electrical Code (NEC) contains requirements for calculating branch-circuit, feeder and service loads. Knowing how to perform load calculations is an essential part of being an electrician. READ MORE
April 2006
An essential part in the life of an electrician is performing load calculations. Determining what size conductors and overcurrent protective devices to install is something most electricians do on a daily basis. Specifications for calculating branch-circuit, feeder and service loads are in Article 220 of the National Electrical Code (NEC). This article is divided into five parts. READ MORE
February 2006
314.28 Pull and Junction Boxes Requirements pertaining to the installation and use of all boxes and conduit bodies used as outlet, device, junction or pull boxes are in Article 314 of the National Electrical Code (NEC). READ MORE
January 2006
314.28 Pull and Junction Boxes Chapter 3 of the National Electrical Code (NEC) covers wiring methods and materials. Article 314 covers the installation and use of all boxes and conduit bodies used as outlet, device, junction or pull boxes, depending on their use. READ MORE

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