Current injection DC interruption is considered one of the most promising and innovative technologies to address the need of fast fault isolation in medium-voltage DC systems due to its advantages in ...

In the HVdc circuit breaker testing process, a thyristor is used to generate high current for the testing purpose. However, the reverse recovery process (RRP) of a thyristor can induce a significant ...

ABB’s new Emax 3 air circuit breaker enhances resilience for AI data centers and critical infrastructure, with built-in sensors, predictive maintenance, and SL2 cybersecurity certification.