• Introduces the constitutes of low voltage protection system of distributing transformer, analyzes the failure reason, puts forward concrete measures of improving low voltage protective reliability.

    介绍了配电变压器低压保护组成,对故障原因进行了分析提出提高低压保护可靠性具体措施

    youdao

  • The control and protection switching electric appliance (CPS) is a sort of New-style multifunction and integration component design to low-voltage distribution and control system.

    控制保护开关电器(CPS)新型用于低压配电与控制系统的多功能一体化基础元件

    youdao

  • Based on the analysis of main fault types of LV (Low Voltage) flameproof motor, the negative sequence protection principle is proposed for its asymmetric short circuit fault and open phase fault.

    通过分析低压隔爆电动机主要故障类型,针对不对称性短路故障故障提出了采用保护原理进行保护的方案。

    youdao

  • Voltage protection for electronic and electrical equipment used in low voltage single phase power supply system.

    主要用于低压单相电源系统电子电器设备过电压保护

    youdao

  • Over current protection, negative current protection, zero sequence current protection, over time of start protection and low voltage protection is configured in the device.

    装置配有保护电流保护、序电路保护、起动时间过长保护、电压保护。

    youdao

  • The schematics includes four parts: bandgap reference voltage and reference current, 2.7V and 1.8V regulator, over-load protection , Low Battery Detection (LBD) .

    原理包括参考电压电流电路,2.7V1.8V电压调整电路,过流保护电路以及低压检测电路四个部分

    youdao

  • By analysis and calculation for short circuit current of low voltage motor, kinds and protection methods of short circuit of the low voltage are explained.

    通过低压电动机短路电流分析计算说明低压电动机短路种类保护方法

    youdao

  • The thermal overload relay is a kind of low-voltage protection apparatuses which is widely used in the field of motor protection.

    过载继电器种重要低压保护类电器广泛应用于电动机的保护领域

    youdao

  • The paper discusses the low-voltage distribution system earthing and the neutral protection.

    现对低压配电系统接地和接零保护进行简要论述。

    youdao

  • Low voltage 24v of both absorb gun and soldering pen has good protection of circuit board.

    锡枪烙铁为低压输出24v及防静电设计有效保护线路板。

    youdao

  • With high and low voltage automatic monitoring and protection function is good for 365 days a year, 24 hours a day running time.

    高低电压自动监测保护功能; 产品按照每年365每天24小时运行长寿命设计。

    youdao

  • 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

    youdao

  • The over-load protection technology is an indispensable constituent of the low-voltage apparatus intellectualization, ensuring the electric motor and the distribution line safe operation.

    过载保护技术低压电器智能化技术的重要组成部分,是保证电动机配电线路安全运行的重要技术。

    youdao

  • The paper presents selectivity coordination of levels and sorts protection in low voltage distribution system.

    系统阐述低压配电系统各级各类保护之间选择性配合

    youdao

  • This paper introduces the work principle and structure of new ultra-low voltage protection device, and the structure simulation.

    介绍了一新颖的超低保护器件工作原理结构特点,进行器件结构模拟。

    youdao

  • Thus, low voltage protection devices, served as lock-out protection reserve will also have characters uf inverse time-lag.

    因此作为失步保护后备电压保护应具有反时限特性

    youdao

  • The problems existing in grounding protection of low voltage distribution system in petrochemical enterprise are pointed out together with their harmfulness.

    指出石化企业低压配电系统接地故障保护存在问题及其危害性,并做实例分析,提出了解决措施。

    youdao

  • The cable insulation wrap should be done with high-voltage waterproof tape for protection when the humidity is low to avoid the security risks caused by the residual moisture during the wrapping.

    电缆绝缘包扎使用高压防水胶布进行防护,并在天气湿度低时进行,防止包扎时残余潮气造成电气安全隐患

    youdao

  • The appearing and improving of intelligent type low-voltage circuit breakers enable short circuit breakdown protection for low-voltage power distribution network to be more reasonable.

    低压智能型断路器出现完善使低压配电网络短路故障保护趋合理

    youdao

  • A new intellectualized release of low voltage circuit breaker based on P89LPC938 MCU is presented, which integrates the functions of measurement, watching, protection, control and communication.

    设计一种基于P 89lpc938单片机低压断路器智能脱扣器,实现了集测量监视、保护、控制、通信功能为一体。

    youdao

  • In this paper, the significance and area of low voltage grounding protection are described and some methods for measuring grounding resistance are introduced.

    简述了低压用电设备保护接地意义,保护接地范围以及测量接地电阻方法

    youdao

  • It is the only way to solve above problems that the earth leakage circuit breaker of time lag action and the distribution protection are adopted in low voltage supply system.

    低压供电系统采用延时动作漏电保护开关分级保护技术,解决上述问题唯一途径

    youdao

  • Improper selection and protection of low voltage cables will have direct impact on safety and reliability of the power supply system.

    低压电缆选择保护不当直接影响供电系统安全性可靠性

    youdao

  • Applications: Low Voltage, High Frequency Inverters, and Polarity Protection Applications.

    主要用途电压整流高频转换开关极性保护

    youdao

  • The low-voltage communications solutions include area-of-rescue assistance systems, paging and intercom systems, mass notification solutions, patient wandering systems, and infant protection.

    低压通信系统包括地区救援援助系统传呼对讲系统,大规模通知解决方案病人转移系统和婴儿保护体系

    youdao

  • This thesis mainly discusses the research on the development of microcomputer measuring and protection device for Mid&Low-voltage transmission line based on double 80296SA platform.

    本文研究了基于80296SA平台低压线路微机测控保护装置开发,包括保护原理的探讨、装置硬件系统的设计、制作、调试和软件系统的开发。

    youdao

  • Based on the analysis of our existing branch network in underground low-voltage leakage protection devices, design a new computer leakage protection.

    本文分析我国现有井下低压分支电网漏电保护装置的基础上,提出新型微机漏电保护的原理。

    youdao

  • It is analyzed that low voltage 660V power supply has superiorities over that of 380V, such as high power transmission ability, low loss of power and improvement of protection and power quality.

    分析了低压660V供电较380V供电优越性提高线路的输电能力;在电缆长度截面不变的情况下,其输送功率扩大3倍;

    youdao

  • It is analyzed that low voltage 660V power supply has superiorities over that of 380V, such as high power transmission ability, low loss of power and improvement of protection and power quality.

    分析了低压660V供电较380V供电优越性提高线路的输电能力;在电缆长度截面不变的情况下,其输送功率扩大3倍;

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定