low-voltage circuit breaker

例句：

1. 1.The low-voltage circuit breaker is designed to protect electrical equipment from overloads.
   低电压断路器设计用来保护电气设备免受过载。
2. 2.The engineer used a low-voltage circuit breaker to disconnect the faulty circuit.
   工程师使用低电压断路器来断开故障电路。
3. 3.Low-voltage circuit breakers are commonly used in homes and offices to prevent power outages during storms.
   低电压断路器在家庭和办公室中被广泛使用，以防止暴风雨期间的停电。