• Motor CM2Z MCCBs without ground fault protection.

    电动机保护用CM 2z接地故障保护。

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  • Ground fault circuit interrupters are required whenever moisture may contact electrical equipment or the user.

    只要湿气可能接触到电器设备使用者,则应配备接地故障断路器

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  • Hence, the stator and rotor ground fault protection play an important role in the protection system of generator.

    发电机定子接地保护转子接地保护是发电机继电保护系统中的一项重要内容

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  • Maximum system security and immediate ground fault detection helps avoids nuisance tripping due to charging currents.

    最高系统安全性接地故障检测有助于避免充电电流造成的跳闸

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  • The drawbacks of present stator ground fault protection principle for the small and medium sized generators are pointed out.

    指出现有中小型发电机定子接地保护原理不足

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  • Based on the analysis of a typical stator ground fault and its recording data, the protection action is proved to be correct.

    通过一次典型定子接地故障情况保护录波数据分析证明了保护动作行为正确性

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  • Since the generator must be operated outside your home, it is important for it to be equipped with a ground fault interrupter.

    开办境外发生器必须很重要装有相接。

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  • Furthermore, based on Lab VIEW virtual instrument technology, the chaotic single-phase-to-ground fault protection is developed.

    采用虚拟仪器技术,开发了基于混沌选线方法的小电流接地系统单相接地故障选线仪。

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  • The generator also includes 125-volt 14A ground fault circuit interrupter receptacles and is backed by a 1-year limited warranty.

    发电机包括12514A接地故障电路灭弧支持为期1年的有限质保。

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  • Ground-fault protection of low-voltage systems is a considerable problem because of the presence and nature of low-level arcing ground faults.

    接地故障低电压系统保护是因为存在电弧接地故障的低级别的性质相当严重的问题

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  • There is an electrical preventive maintenance task assigned to the Ground Fault Circuit Interrupter, that requires periodic testing of the unit.

    应指定接地故障断路器电气预防维护任务,此项任务要求装置进行定期测试

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  • User is able to set the ground fault trip current of the relay just milliamps above the highest level, to accurately measure the system charging.

    使用者继电器接地故障跳闸电流设置为高于最高值几毫安准确测量系统充电。

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  • The study results reveal shown that the ground fault current will increase with the number of main transformer with neutral to be solidly grounded.

    研究结果显示变压器中性点接地与否及电缆遮蔽导体互連导体整体的接地系统故障特性关键性的影响。

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  • This paper analyzes why dc system ground fault causes power unit outage and proposes improvement plans. The prevention measures are put into effect.

    文章分析了直流接地引起主机停运原因提出了改进方案实施防范措施

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  • The fault phase selector discussed is based on the result that the fault component of sound phases is zero when a single-phase-to-ground fault occurs.

    文中所探讨相电流突变量元件,利用单相接地故障两健全相间电流突变量这一特征来得到的。

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  • The test results show that the ground fault at any point of the stator of a large unit-type generator-transformer system can be successfully protected.

    试验结果表明大型发电机变压器定子任何一点上发生接地故障时都成功地获得保护

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  • In electric power plants and substations, a detection of DC system ground fault was usually completed in hand manner, which is very much trouble and danger.

    发电厂变电所内,直流系统接地故障检测,过去一直采用手动方式来完成

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  • Such items known to be counterfeited include control relays, circuit breakers, receptacles, ground fault circuit interrupters and other electrical products.

    我们已知假冒产品包括控制继电器断路器插座漏电断路器其他电器产品

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  • An included Electronic Ground Fault circuit Interrupter immediately terminates power if the unit is exposed to water or other liquids that could cause a short circuit.

    包括一个电子接地故障断路器立即终止权,如果单位暴露其他液体可能导致短路。

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  • They provide system security and immediate reliable low level ground fault detection on three-phase AC resistance grounded or grounded electrical distribution systems.

    此类继电器能够增加系统安全性三相交流接地电阻接地配电系统进行可靠低级接地故障检测

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  • Because a single fault protection scheme has poor precision in ground fault detection, information fusion technology is discussed and many selection methods are fused.

    由于单一故障选线方法精确度低,探讨信息融合处理技术,将多种选线方法进行了信息融合实现。

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  • Combined with the research status of single-phase-to-ground fault locating for small current grounding system, a new idea based on non-fault-phase transient current is presented.

    针对电流接地系统单相接地故障定位研究现状提出基于非故障相态电流单相接地故障定位的思想。

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  • Furthermore, a checkout method for the third harmonic voltage based protection scheme of stator ground fault in generators is presented based on the verified MLM-FEM coupled model.

    进而提出基于多回路-有限元耦合数学模型的同步发电机定子单相接地故障次谐波电压保护方案校验方法

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  • The signal injection method is widely used for automatic selecting fault line in indirectly earthed power system, which has great effect in the system of single-phase ground fault.

    注入信号一种效果好的选线方法原理广泛应用于小电流接地系统单相接地故障自动选线

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  • A transformer model compatible with the Electromagnetic Transients Program (EMTP) is presented, which can be used to simulate the turn to turn fault as well as also turn to ground fault.

    介绍一种适合EMTP仿真程序变压器模型模型模拟变压器各种短路绕组对地短路;

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  • Through cooperating each other between the generator stator ground protection, it can operate sensitively when single phase ground fault in whole range of generator stator winding occurs.

    通过发电机定子接地保护之间相互配合整个发电机定子绕组范围内发生单相接地故障,发电机定子接地保护均灵敏地动作。

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  • The arc suppression coil with three phases and five columns can achieve automatic trace and compensation for ground fault capacitive current of power system by the method of rectifying i.

    介绍三相式消弧线及其自动跟踪补偿原理,该消弧线圈在结构上突破了传统消弧线圈模式,将传统的接地变压器和消弧线圈有机地结合成一个整体。

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  • The arc suppression coil with three phases and five columns can achieve automatic trace and compensation for ground fault capacitive current of power system by the method of rectifying i.

    介绍三相式消弧线及其自动跟踪补偿原理,该消弧线圈在结构上突破了传统消弧线圈模式,将传统的接地变压器和消弧线圈有机地结合成一个整体。

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