ABB has developed a specialist surge arrester retrofit service that enables the transformer circuits in outdoor high voltage substations, typically up to 400 kV, to be upgraded to a high level of ...

SURGE ARRESTERS ARE OFTEN OVERLOOKED WHEN PERFORMING POWER FACTOR TESTS on transformers, breakers and other apparatus in a substation. Oftentimes, the testers are aware of how a transformer or a ...

The NEC distinguishes between surge arresters and transient voltage surge suppressors (TVSSs), yet both provide surge protection. What's the difference between them? Surge arresters generally apply to ...

The primary defense to protect electrical equipment from over-voltages is surge arresters. These necessary devices hold metal oxide varistors (MOVs) and are rapid response protectors against voltage ...

A modern distribution system that feeds a facility having a significant environment of susceptible electronic equipment requires protection against lightning-induced overvoltages. And when an overhead ...

TDK Corporation is presenting a new EPCOS gas-filled surge arrester consisting of a stack of five individual arresters. Developed specifically to protect power supplies in telecommunication equipment, ...