relay current

Application of a new time-current characteristics of microcomputer-based inverse time overcurrent relay protection

新型微机反时限电流保护时间-电流特性的工程应用

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In order to eliminate non-gradient information electric current caused by vibration, an interruptable switch is arranged series connected type in the control circuit of the relay.

为了消除振动产生的非上下坡的信息电流，在继电器的控制电路中串联入一只间断开关。

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Protection against motor over-load usually adopt thermal relay, but protection against line over-load usually adopt long delay over-current release of circuit-breaker.

电动机过载保护通常采用继电器，而配电线路过载保护多采用断路器的长延时过电流脱扣器来完成。

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Application of a New Type of Program Control Current Source to Electrical Durability Test of Relay

一种新型程控电流源在继电器电寿命试验中的应用

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Delay thermal over-current relay

延时热过电流继电器

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Relay Drive Current . The amount of current necessary to energize a relay. Usually specified per channel.

继电器驱动电流激励继电器所需的电流总量. 通常以每通道给出.

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This paper researches the testing requirement of voltage and current when relay closed or opened if the relay loaded AC single phase separate step motor.

本文研究交流单相异步电动机作为继电器负载时，继电器闭合与分断时电压与电流的试验条件。

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Then, the application of evaluative calculation is presented to find optimal coordination of relay current relay.

最后指出, 演化计算可以适用于继电保护装置整定值最优化的问题.

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Reversal current chronopotentiometry have to restrict sampling interval. To solve this problem, timing control is applied in electric relay. Timer control which is included in Delphi is used in the program. Program of controlling electric relay is executed every 4 seconds.

为了解决使用电流反向法必须要限制采样间隔的问题，我们对继电器实施定时控制，在编程中使用Delphi中的时钟控件（timer），每4秒钟执行一次程序。

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While our new product, the intelligent electrical apparatus with communication ability, can not only realize the time limit rapid action relay function independently but display and modify the action parameter of relay such as the current and the time.

而我们设计的可通信智能限时速切电流继电器，不仅能够独立完成单点的限时速切保护功能，并能够在现场对继电器动作参数（如电流、时间）进行显示和修改。

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