Post-arc current phenomena that occur when interrupting high currents with vacuum circuit breakers have been investigated. High resolution measuring equipment has been used to measure both the ...

The residual axial magnetic field (AMF) at current zero, which is caused by large di/dt during the forced currentzero stage of DC interruption based on the technique of artificial current zero, has a ...

The new SACE Emax 3 air circuit breaker will improve energy security and resilience of power systems in critical infrastructure – including data centers, factories, hospitals, and airports ...

FAYETTEVILLE -- Thirty-six years of coming to the Washington County Courthouse almost every day is finally enough for Circuit Judge John Threet.

Recent moves by industry giants like Siemens Energy and Hitachi Energy to roll out SF6-free switchgear at transmission ...

Fifth Circuit Court of Appeals has ruled that Senate Bill 4, the Texas law giving local police the power to arrest undocumented immigrants, is unconstitutional.

For as versatile and inexpensive as switch-mode power supplies are at all kinds of different tasks, they’re not always the ideal choice for every DC-DC circuit. Although they can do almost an… ...

To find the right circuit in the electrical panel, you first plug the socket tester into a socket. Then you go to the panel ...

ABB has revealed the next generation of its flagship air circuit breaker, the SACE Emax 3. Aimed at large facilities with high power demands, including data centers, advanced manufacturing sites and ...