Duke Energy is evaluating the use of a point to point digital secondary system to reduce the amount of copper utilized in traditional substation protection designs. Physically large substations with ...

ABB has successfully tested and delivered three 750-MVA (765/500/13.8 kV), single phase auto-transformers designed and built for the U.S.-based electric utility, Allegheny Energy. The transformers ...

When power outages occur — whether they’re due to natural disasters or other causes — you may hear unfamiliar words and terminology as officials explain the situation or provide updates. To provide ...

Like many North Carolinians, you may have never considered electric substations before last week’s attack in Moore County. Their thickets of metal coils, bars and boxy transformers blend into ...