Grounding Essentials

Why are 94Hz, 105Hz, 111Hz, and 128Hz frequencies used for earth ground resistance meters?

Why are 94Hz, 105Hz, 111Hz, and 128Hz frequencies used...

Numerous studies going back many decades have shown that ground resistance measurements...

What Is Electrical Grounding?

What Is Electrical Grounding?

Grounding is used to protect that person. By connecting a green ground wire from...

What Is Soil Resistivity Testing?

What Is Soil Resistivity Testing?

Electrical resistivity is the measurement of the specific resistance of a given...

What Is Ground Potential Rise and Earth Potential Rise?

What Is Ground Potential Rise and Earth Potential Rise?

The voltages produced by a Ground Potential Rise or Earth Potential Rise event can...

What is the Process for Installing a Lightning Protection System?

What is the Process for Installing a Lightning Protection...

The Lighting Risk Assessment will provide a recommended protection level of I through...