switch disconnector

例句：

1. 1. The switch disconnector was designed to prevent power surges during power outages.
   开关断开器的设计是为了在停电期间防止电力浪涌。
2. 2. The engineer used the switch disconnector to safely isolate the faulty circuit.
   工程师使用开关断开器来安全地隔离故障电路。
3. 3. The switch disconnector is essential for maintaining electrical safety in industrial settings.
   开关断开器对于工业环境中保持电气安全至关重要。