An electrical switch capable of opening and closing an electrical circuit in all operating conditions, including fault situations.
Synonym of trading curb
More specifically, a circuit breaker that automatically breaks overcurrent conditions; a type of overcurrent protective device.
Quarantine measures intended to prevent spread of pandemics, such as the coronavirus.
A switching device used to open an electric circuit when there is no current through it. They are used to isolate a part of an electrical system to allow the maintenance staff a safe access to it.