所以保护接地导体是不用测试的。
PROTECTIVE EARTHING CONDUCTORS are considered to comply without test.
保护接地和保护接零为什么不能混用?。
Why protectiveearthconnection and zeroconnection can't be mixed up?
介绍了煤矿井下设置保护接地网的原因及重要性。
The reasons and importance of setting underground protective grounding net to coal mine are introduced.
进行了电站保护接地的局限性和漏电保护的必要性分析。
Analyzed the limitation of protective earth and necessity of leakage protection for electric power plant.
保护接地；
该文对保护接地、接触电压、跨步电压间的关系进行探讨。
The relations between protective earthing, touching voltage and walk voltage are discussed in the article.
工业机械电气设备保护接地电路的连续性必须进行测试并满足一定要求。
The continuance of protective grounding circuits of industrial electro mechanical equipment must be tested and satisfy with the national standard.
接地装置是变电站中确保工作接地、防雷接地、保护接地的的必备措施。
Grounding device in the substation is to ensure that the work of the grounding, lightning protection grounding, grounding the protection of the essential measures.
简述了低压用电设备保护接地的意义，保护接地范围，以及测量接地电阻的方法。
In this paper, the significance and area of low voltage grounding protection are described and some methods for measuring grounding resistance are introduced.
母线排、零线排、保护接地排采用自行设计的绝缘支架安装，结构合理，互换性强。
Bus bar , zero line bar and protective earth bar adopt the self-designed insulation support, characterized by rational structure and better interchangeability;
工厂中接地的种类主要有工作接地、保护接地、屏蔽接地、防静电接地和防雷接地等。
Main types of earthing in industrial plants include operational earthing, protective earthing, shielding earthing, electrostatic - proof earthing and lightning-proof earthing etc.
注2：PEN导线是指将保护导线和中性导线两种功能结合在一起的保护接地中性线。
NOTE 2 A PEN conductor is a protective earthed neutral conductor combining the functions of both a protective conductor and a neutral conductor.
照明配电箱用薄钢板做成无骨架形体，主要部件有壳体、零线排、保护接地排、面板等。
The sheet steel for lighting distribution box is made into frameless shape, the main parts of which are shell, zero line bar, protective earth bar and panel etc.
在电气设备中正确地使用保护接地和保护接零，可避免触电事故的发生，保障人身财产安全。
We properly use the safeguard and public return circuit in electrical equipment and we can avoid the accident to get an electric shock and guarantee the property and personal safety.
分析民用建筑低压配电保护接地系统的选用型式，浅论了系统的保护线(PE)接地装置施工要求。
This article analyzes the selection forms of protection earthed system of low Pressure switch of civil buildings, and studied construction request of guard Wire (PE) earthed system.
本文主要介绍了一种基于单片机的智能型保护接地电路连续性测试仪的工作原理、硬件和软件的结构。
The operating principle and architecture of both hardware and software of the single chip computer based intelligent instrument for this purpose are presented in this paper.
分析了保护接地和挂接地线的工作原理、作用以及使用过程中存在的问题，值得工矿企业安全用电借鉴。
This paper analyses the principle and functions of protective earthing and hanging earthing conductor , and analyses the existing problems in practice.
分析了保护接地和挂接地线的工作原理、作用以及使用过程中存在的问题，值得工矿企业安全用电借鉴。
This paper analyses the principle and functions of protective earthing and hanging earthing conductor, and analyses the existing problems in practice.
因此，必须做好电气设备的保护接地和输油管线等设施及人体的排静电接地，并且要认真地进行检查和维护。
Therefore, it is important to guarantee the grounding of electric equipment and electrostatic grounding of human body, while taking regular check and maintenance seriously.
传统上，我们使用一根置于空气中的金属终端【富兰克林避雷针】和一条与集成的接地装置连在一起的下导线路来保护建筑物。
Traditionally structures have been protected by the use of air terminals (Franklin Lightning Rods) and a network of downconductors connecting to an integrated grounding system.
它应该被用来保护事业，保护客户，保护项目，这都能间接地保护和帮助人。
It should be used to protect the business, protect the customer, protect the projects which indirectly would protect and help people only.
考虑使用接地母线、手套、垫片或其他保护措施来避免损坏处理器和系统中的其它电气组件。
Consider using ground straps, gloves, MATS, or other protective measures to avoid damaging the processor and other electrical components in the system.
输出为短路保护，接地，但获得最大的可靠性，如果输出电流不超过160毫安。
Output is short circuit protected to ground, however maximum reliability is obtained if output current does not exceed 160mA.
对广东某电厂发电机的100%定子接地保护改造情况进行了讨论分析。
The reconstruction of100%stator grounding protection for the generator of a power plant is discussed.
《美国国家电气法规》第690.5条规定，安装于住宅楼顶的任何光伏阵列都必须配备接地故障保护器件，以减少火灾隐患。
The National Electric Code, in Article 690.5, requires that any PV array installed on the roof of a dwelling must incorporate a ground-fault protection device to reduce fire hazards.
所有的金属外壳将得到有效的保护(脏)接地系统。
All metal enclosures will be effectively bonded to the protection (dirty) earth system (equi-potential bonding).
介绍了电阻接地系统中，接地电流的选取，绝缘水平比较，保护配置方面的考虑。
Selection of ground current, comparison of isolation level and consideration of protective device in the resistance ground system are presented.
介绍了电阻接地系统中，接地电流的选取，绝缘水平比较，保护配置方面的考虑。
Selection of ground current, comparison of isolation level and consideration of protective device in the resistance ground system are presented.
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