The scope of this paper is a precise analysis of countercurrent injection-assisted HVDC circuit breaking. The considered topology consists of an outer diode rectifier for unipolar switching operations ...

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 ...

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 ...

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 ...