circuit breaker vs trip switch

circuit breaker

noun
  • More specifically, a circuit breaker that automatically breaks overcurrent conditions; a type of overcurrent protective device. 

  • Synonym of trading curb 

  • An electrical switch capable of opening and closing an electrical circuit in all operating conditions, including fault situations. 

  • Quarantine measures intended to prevent spread of pandemics, such as the coronavirus. 

trip switch

noun
  • A device that deactivates an electrical circuit under certain conditions, often for safety reasons 

How often have the words circuit breaker and trip switch occurred in a corpus of books? (source: Google Ngram Viewer )