Articles
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So, you think it’s earthed?
What is the total cost for a failed high voltage circuit – equipment materials, labour, and outages? During a recent…
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Are we really testing R, Z or something else?
In theory, earthing system testing is very simple. One simply applies a voltage between the system under test and a…
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Electric Shock Case Study 1: The Jumbo Tingle at an Underground Mine
As world-recognised experts in safe power system earthing/grounding and lightning protection systems, Safearth are often called to investigate electric shock…
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Are You Putting the Cart Before the Horse with Your Earthing Testing?
Most aspects of our power systems are well understood technically and we have accurate and practical tests to assess…
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Earthing System Management Plan (ESMP)
Owners of HV assets hold a responsibility for their safe and effective operation from the first day of service through…
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Recent Advancements in Integrity Testing
Until recently, condition monitoring of power system earthing systems required testing that was costly and inefficient, in part because it…
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Technical Article – AS2067:2016 and the 1Ω Target
AS2067:2016 and the 1Ω Target This article provides an analysis of traditional resistance target compliance at the distribution level and…
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Technical Article – Earthing Tests: Making the Right Choice
Choosing the Right Tests for Your Assets What is earthing system testing? There are actually many different tests, each with…