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Underground Distribution

ASHER Cable Scrapper from TSE

The TSE Cable Scrapper is Al Asher and Sons’ latest product innovation for 2015. Formerly known as OK Champion, the industry has long recognized the Cable Scrapper as the go-to product for salvaging underground cable up to four-inch diameter. The machine will pull, cut, and load cable all day...

Conductors & Materials

Fiber-Reinforced Composite Cross Arms for Transmission Structures

Fiber-reinforced polymers versus traditional cross arms materials BY JANOS TOTH & GRANT LOCKHART, FRP Transmission Innovations Inc. Recently, utilities have started using newer options such as component polyurethanes instead of older, widely used conventional materials. Specifically,...

Infrastructure & Technologies

Transmission Towers in Demand

Study shows growth from now to 2020 Aging infrastructure and increased demand for power has amplified the demand for transmission towers. In their latest report ,“The Global Market for Electricity Towers and Poles 2014 to 2020”, StatPlan Energy, specialists in the electricity sector,...

Wire and Cable

United Power Installs Hendrix Aerial Spacer Cable Solution to Address Fire Mitigation Needs

Based in Brighton, CO, United Power Inc. is the 2nd largest electric cooperative in Colorado. With over 5,000 miles of power lines and nearly 83,000 meters, they serve over 200,000 customers along the north central range of the Colorado Rockies. A section of the United Power service area also heads...

Case Study

Case Study: Rapid Changes in Bushing Health

IntroductionContinuous online monitoring of bushings provides real-time information which can result in the early detection of a possible failure. Challenge: A Major AlarmA prominent U.S. utility was looking for a way to improve system reliability for their 138kV assets. They researched and...

Distribution Protection

Coping with Extreme Weather Events

How to optimize the entire outage lifecycle BY RICK NICHOLSON, Ventyx The extreme weather just keeps coming. In 2012, there were 11 outages due to severe weather costing at least $1 billion. The year of 2013 had its share as well. More and more, the scale and variety of such major events are...

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Detecting Faults in Underground Networks

Enhancing protection using directional faulted circuit indicators

BY CHRISTOPHER EVANICH, Thomas & Betts

Underground electrical networks provide reliable service to end users, but create problems for utility personnel in locating faults. Electric utilities who utilize an underground network could spend several weeks trying to locate a fault or potentially not even be able to locate it until a second fault occurs.

LOCATING FAULTS A directional faulted circuit indicator (DFCI) is a beneficial piece of...

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