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Education
Do You Change the Tires on the Family Auto?
By, Carl Tamm Most of us gray haired guys well remember the advent of radial belted tires! There was significant skepticism initially, as some of the early models wound up with bulging “pump knots” on the sidewalls, but eventually the problems were…
Fault Current versus Distance
Background: A major utility noted that they were having far more splice failures on their 34.5 kV distribution lines within a few miles of the substation than they were toward the end of their circuits. The primary reason is the available system fault…
The Truth About Infrared Inspections
Hangin’ Your Repairs on Temperature? By, Kimberly Lewis HOT/SHOT Infrared Inspections, Inc. Infrared technology has been heavily utilized by the utility industry for over 30 years and yet it is still vastly misunderstood. In a perfect world,…
Connectors - The Weak Link
When considering increased conductor temperatures, numerous issues are of concern, particularly with the dynamic effects on electrical connectors when suspended overhead aluminum conductors are operated at high temperatures, specifically above 93°C…