residual current transformer

例句：

1. 1.The residual current transformer is used to measure the residual current in a circuit.
   剩余电流互感器用于测量电路中的剩余电流。
2. 2.The residual current transformer helps to prevent electrical fires by detecting and isolating faulty wiring.
   剩余电流互感器通过检测和隔离故障线路来预防电气火灾。
3. 3. The residual current transformer is an essential tool for electricians to ensure safe electrical work.
   剩余电流互感器是电工确保安全电气工作的重要工具。