名词
中文翻译：过电流继电器
同义词：
['overcurrent relay', 'current relay', 'current-operated relay']
例句：
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1. Theovercurrent relay protects the circuit from damage due to excessive current flow.
过电流继电器保护电路免受过量电流流过造成的损害。
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2. The relay switch is used to control the flow of power in a power system.
继电器开关用于控制电力系统中的电力流动。
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3.The relay was designed to detect and respond to changes in electrical conditions.
继电器被设计用来检测和响应电气条件的变化。