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接地故障保护     
相关语句
  earth fault protection
     The earth fault protection and protective electric devices of TT and TN system and the application conditions were analyzed.
     分析了TT和TN系统的接地故障保护和保护电器及其应用条件。
短句来源
     Aimed at the contentious problems of main wquipment protection, such as main protection of stator winding trouble, differential protection for transformer, earth fault protection for big generator and transformer etc, the author proposes the clear viewpoints and appeals for greater effort into the application on main equipment protection.
     针对主设备保护几个有争议的问题,如定子绕组故障的主保护、变压器差动保护、大型发电机变压器的接地故障保护等,提出了明确的观点,同时呼吁进一步加强主设备保护的应用研究。
短句来源
     With very high sensitivity the restricted Earth Fault Protection(REF)is widely used for generator,transformer and reactor as internal winding earth fault protection.
     零差保护具有很高的灵敏度,广泛应用于发电机、变压器、电抗器等元件作为内部绕组接地故障保护
短句来源
  grounding protection
     GROUNDING PROTECTION OF LOW VOLTAGE TN SYSTEM IN PETROCHEMICAL ENTERPRISE
     石化企业低压TN系统接地故障保护
短句来源
     The problems existing in grounding protection of low voltage distribution system in petrochemical enterprise are pointed out together with their harmfulness. Practical examples are analyzed and countermeasures proposed.
     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。
短句来源
  earth-fault protection
     This kind of intellectualized unit based on 87C196KC singlechip has several functions as electric power parameter measurement,over-current and earth-fault protection,communication and status monitoring for switchgears.
     这种智能单元具有测量电力参数、过电流与接地故障保护、通信、开关设备状态监测功能。
短句来源
     Several different protection ways for earth fault are introduced and discussed from earth-fault protection, zero-sequence protection, residual current protection and other aspects. Author points out that only combined with equal potential connection satisfied protect effect can be developed.
     介绍了接地故障保护的几种不同方式 ,从接地故障保护、零序电流保护、剩余电流保护等方面进行了论述 ,指出只有与等电位联结相结合 ,才能完善保护作用
短句来源
     The new generation of moulded case circuit breakers developed by main electrical companies abroad was introduced in the recent years,and their technical parameters,the feature of structure of the products,the developing trend of technology,for example double-gap contacts system,electronic release,communication-capable circuit breaker,earth-fault protection and residual current protection etc. were expatiated,so as the development of the moulded case circuit breakers abroad was introduced completely.
     介绍了近年来国外著名电气公司开发的新一代塑壳断路器(如双断点触头系统、电子脱扣器、可通信断路器、接地故障保护和剩余电流保护等)及其技术指标、产品结构特点和技术发展方向,对国外塑壳断路器的发展进行了全面的阐述。
短句来源
  grounding fault protection
     Combining residential design regulation and related standard, discusses the adoption of grounding form, grounding fault protection, the choice of grounding device, and connection of equal potential.
     结合《住宅设计规范》(GB50096-1999)和相关标准、规范,对住宅接地设计中采用的接地形式、接地故障保护、接地装置的选用及等电位联结作法进行探讨。
短句来源

 

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  earth fault protection
Components powered by the sub-loop whose earth fault protection is provided by A or B depending on the configuration.
      
If the resultant is in excess of the Earth Trip Current, Earth Fault protection will operate.
      
Ratio of the prospective earth fault current to the operating value of the earth fault protection.
      
  grounding protection
The remaining various grounding methods can be applied on system grounding protection depending on technical and economic factors.
      
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