The Primary Test Manager from Omicron is a support software for condition diagnosis of power transformers, circuit breakers and current transformers. The Primary Test Manager from Omicron is a support ...

ABB has won orders totaling more than $85 million to upgrade transmission infrastructure for Canada’s Hydro-Québec (HQ). The contracts will upgrade the utility’s 800-kV air-insulated switchgear ...

Editor’s note: This article, distributed by The Associated Press, was originally published on The Conversation website. The Conversation is an independent and nonprofit source of news, analysis and ...

ABB developed the VD4-AF circuit breaker specifically to provide a high-quality, reliable solution for electric arc furnaces.

Solid-state ac supplies replace motor-generator and tap-changing transformers to offer the same tests at the push of a button • Solid-state ac-power sources combine the variable-frequency and ...

The objective of protective relays and protective schemes is to protect electrical equipment such as transformers, lines, cables, bus bars, etc. during abnormal system conditions. Hence, protective ...