English version

circuit breaker

From Longman Dictionary of Contemporary English
Related topics: Electrical, Electricity
circuit breakerˈcircuit ˌbreaker noun [countable]  TEEa piece of equipment that stops an electric current reaching a machine if the machine becomes dangerous
Examples from the Corpus
circuit breakerEven when the installation has been undertaken by an expert, the inclusion of a circuit breaker is a wise precaution.Always use a circuit breaker for added safety.You can, as a matter of course, help to protect yourself from electric shocks by using a circuit breaker.Zahner attributed that, in part, to the circuit breaker system installed to prevent a repeat of the crash of 1987.
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