Familiar wi low - voltage electrical apparatus like relay, contact, air breaker, etc.

熟悉继电器 、 触器和空气短路器等低压电器产品.

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Familiar with low - voltage electrical apparatus like relay, contact, air breaker, etc.

熟悉继电器 、 接触器和空气短路器等低压电器产品.

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This paper discussed the ladder design and attention of the relay - contact control system rebuilding with PLC.

PLC使用与继电器电路图极为相似的梯形图语言,用PLC来 改造继 电控制 系统,根据继电器电路来设计梯形图是一条捷径.

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The arc types that make the relay contact dynamic welding occur were introduced.

介绍了造成继电器触点动熔焊的电弧类型,指出闭合短电弧是动熔焊的直接原因.

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