名词
中文翻译：电源切断继电器
同义词：
['电源切断开关、电源切断装置例句：1. This power cut-off relay is used to protect the electrical system from overloads.（这个电源切断继电器用于保护电气系统免受过载。）']
例句：
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1. This power cut-off relay is used to protect the electrical system from overloads.
这个电源切断继电器用于保护电气系统免受过载。
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2.The power cut-off relay was designed to prevent damage during power outages.
这个电源切断继电器被设计成在停电期间防止损坏。
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3. The power cut-off relay was a critical component in the emergency backup system.
这个电源切断继电器是紧急备用系统的关键组件。