Using a Megohmmeter Electrical insulation testing using a megohmmeter is a valuable tool to determine if the dielectric property of wires, cables, motor windings and other electrical equipment is adequate…
Definition of "De-energized" The term “de-energized” is common among electrical workers, but understanding its significance can vary greatly depending on the person you speak with. However, did you know it’s…
Safety Measures to Remember In this conclusion of our five-part journey to help us better understand temporary protective grounding (TPG) and its nonnegotiable practice to develop an equipotential zone (EPZ),…
Review In Part 3, we covered the preparation and actions (that led up to a completely unexpected event) of linemen who initiated mandatory pre-work testing of their insulated bucket truck…
Effective TPG In Part 2, we covered the good and some of the not-so-good history about temporary protective grounding (TPG) with a few of the basics surrounding EPZ grounding. Now as…
Recap In Part 1, we covered the regulations, standards and codes governing temporary protective grounding (TPG), especially the key element for them to be “placed at such locations and arranged…