Direct current (dc) power system protection presents a major challenge due to its unique characteristics, namely the absence of natural zero current crossing points. Thanks to their features, dc ...

High-voltage direct current (HVdc) circuit breakers based on power electronic technology usually require a large number of insulated-gate bipolar transistors (IGBTs) to achieve large-capacity breaking ...

ABB launches Emax 3, the world’s first SL2-certified smart circuit breaker, boosting resilience for AI data centers and critical infrastructure, news ...

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 ...