TOKYO, April 6, 2020 /PRNewswire/ -- Meidensha Corporation ("MEIDEN") is pleased to announce the newest addition to their line of dry air insulated vacuum circuit breakers. Using dry air as the ...

TOKYO, Dec 9, 2024--- Hitachi, Ltd. announced today that it received an order for five units of Hitachi Energy's sulfur hexafluoride- free EconiQ 300 kilovolt circuit-breaker from Chubu Electric ...

A circuit-breaker is protective equipment used to cut power in case of a problem on the grid. High-voltage 420-kV circuit-breakers are found at electrical substations on long-distance transmission ...

ABB introduced a new remote monitoring solution for any OEM circuit breakers filled with sulfur hexafluoride (SF6) gases, at its booth at the IEEE PES T&D Expo. The Circuit Breaker Sentinel, or CBS-F6 ...