overvoltage of exciter rotor winding

例句：

1. 1. The generator was designed to handle a certain overvoltage level.
   发电机被设计用来处理某种过电压水平。
2. 2. During the storm, the power grid experienced an overvoltage that caused widespread damage.
   暴风雨期间，电网经历了一次过电压，导致了广泛的损害。
3. 3. Overvoltage protection systems are essential for maintaining electrical equipment in good condition.
   过电压保护系统对于保持电气设备的良好状态至关重要。