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About E&S Earthing Solutions

Electrical Engineers HandbookE&S Grounding Solutions is the premier electrical grounding, earthing, and electrical safety consulting firm and contributors to the McGraw-Hill book "Standard Handbook for Electrical Engineers" authoring chapter 24: "Grounding Systems" in the 16th Edition.

Grounding and Earthing HandbookOur lead electrical engineer David Stockin is the author of McGraw-Hills NEC 2014 Grounding and Earthing Handbook which discusses above-grade wiring issues and below-grade earthing issues related to electricalearthing in conjunction with Article 250 of the 2011 National Electrical Code.

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What is the difference between neutral and earth wires?

Raymond asks, what is the difference between neutral and earth wires? Let’s start by getting the terminology down: The neutral wire or “earthed conductor” is a normally current-carrying conductor, similar in many ways to a phase wire in that it will carry the same amount of current in single phase system.  It is earthed (connected... Read More

What Are Some Typical Electrical Earthing Testing Procedures?

Mike asks, what types of preventative maintenance electrical earthing testing procedures do you recommend for electrical earthing systems and how often? Hi, Mike, thank you for your question regarding preventative maintenance procedures for earthing systems, it is our pleasure to help. In general, there are three (3) separate procedural items of concern for a facility... Read More

10 Commandments of Earthing

  Thou shall NOT use Miller Box Soil Data.  Thou shall take good Wenner 4-point measurements Thou shall NOT use cheap meters to collect Wenner 4-point soil resistivity data. Thou shall only use direct-current (DC) induced polarization meters (IP); with A-spacing’s starting at 6-inches with an interval that increases no greater than 50% from spacing... Read More
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