Definition of circuit breaker in English:

circuit breaker

Line breaks: cir|cuit break¦er

noun

  • An automatic device for stopping the flow of current in an electric circuit as a safety measure.
    More example sentences
    • This circuit-breaker is suitable for plants in which smooth DC fault currents can occur.
    • This included adjusting the voltages in the electrical system to allow a circuit-breaker to be closed.
    • Eight new styles are being designed especially for the development, and all will include circuit-breakers.

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