E&S Grounding Solutions

E&S Grounding Solutions

 8 months ago

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Why use a bare conductor for below ground...

The reason for using a bare copper conductor below-grade is to maximize the “leakage current” capacity and to maximize the sphere-of-influence...

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When is it necessary to put a disconnect...

Since the very first National Electric Code (NEC) NFPA 70 was written, over a hundred years ago, there has been a requirement for...

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When did the NEC Decide the Neutral and...

Grounding and earthing, or specifically, that the earth will act as an electrical conductor has been known for over 270 years.

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What is the mathematical formula for calculating...

We highly recommend using a computer program such as CDEGS to facilitate the calculation process.

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How many ”hot” wires can a single neutral...

A shared neutral is a connection in which a plurality of circuits use the same neutral connection. This is also known as a common...

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How to get a grounding rod below 1ohm ground...

To reduce the resistance to ground, you have two choices: A) drive your ground rod deeper or B) add additional ground rods in parallel.

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How we can reduce the voltage between the...

If you are experiencing neutral to ground voltages that are higher than one (1) volt, you have a serious electrical issue that must...

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Are GFCI's required on refrigerators?

While it is not known exactly how many lives have been saved since the introduction of GFCI protection in the 1971 National Electrical...

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Applying salt around earthing electrodes...

No doubt, you will find a subpanel or backup generator somewhere that has a connection from neutral to earth that should not be there...

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Why bond the neutral and the ground wire...

Over Current Protection Devices (OCPD) such as circuit breakers and fuses actually require a short and intense INCREASE in electrical...

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How do I ground a metal building or metal...

Bought a 40X24 Metal frame with metal sidings building. No Elec or plumb at present, maybe later. Inspector requires grounding Metal...

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Can all steel rebar be welded?

Not all rebar can be welded, particularly with the exothermic welding process as it must be able to heat the surface of the metal...

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