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What to Inspect in Electrical Substations and Lines

While many know how critical it is to identify heat-related electrical problems prior to failure, too often they don’t inspect some of the most important equipment in a substation. That is what I’d like to cover this week: what to inspect and what might you find.

This OCB bushing shows a classic […]

Teaser Infrared Image – The Answer

Looks like most of you were on the right track…

Infrared Image

Visible Light Image

Answer: The infrared image is of a hot connection at a substation in Southern MN! This image is showing a hot spot on a connection to a “CT”—or Current Transformer.  Safety is most important while working around […]