遮断器
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Meanings
1
An electrical safety device that automatically interrupts current flow when a fault is detected. Common in technical and everyday contexts.
The circuit breaker tripped, so please reset the breaker.
This circuit breaker automatically cuts off the circuit when it detects overcurrent.
Usage patterns
- 遮断器が作動するfor a circuit breaker to trip/activate
When an overcurrent is detected, the circuit breaker trips.
- 遮断器を設置するto install a circuit breaker
We installed a new circuit breaker in the distribution panel.
- 遮断器が落ちるfor a circuit breaker to trip (go off)
The circuit breaker tripped when I turned on the air conditioner.