This is a page of training Educational articles.

Article 680 and Equipotential Bonding Grids
21 Nov 2007 
By: Joseph Kempker -

Article 680 has really taken the pool and electrical contracting businesses by surprise with the enforcement of the bonding grid around water areas. This bonding grid is designed to create an equipotential medium that will assist in displacing stray voltages that may arise. By definition, the meaning of equipotential is creating equal potentials at all points within the installed system. According to the 2005 National Electrical Code, and Article 680, this equipotential bonding grid can be created in many different ways and by many different methods. We will discuss these equipotential bonding grid methods later in this educational article.

However, what are stray voltages? The term stray voltage has been used for the past 40 years to describe a special case of voltage developed on the grounded neutral of an electrical system1. I use the term electrical system because this stray voltage could come from the utility company or any nu ...

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AFCI and Dwelling Units
28 Nov 2007 
By: Joseph Kempker -

Coming Soon

GFCI and the 2008 NEC
28 Nov 2007 
By: Joseph Kempker -

Coming Soon

2008 Wiring Methods
28 Nov 2007 
By: Joseph Kempker -

Coming Soon


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