A Relay Protection Tester is designed to simulate electrical quantities such as current, voltage, frequency, and phase, allowing engineers to test protective relays under controlled conditions.

Havana’s energy crunch did not begin with a new sanctions law or a blockade announcement; it accelerated when Washington signaled it was ready to punish third countries that continue to supply Cuba’s ...

Some of the fiercest weather in the South was reported near Lake Charles, Louisiana, where high winds from a thunderstorm overturned a horse trailer and a Mardi Gras float.