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.
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.
介绍了基于“S注入法”的小电流接地系统单相接地故障选线定位保护。
The protection for earth fault line selection and fault point location by S injecting current in neutral isolated power system is presented.
针对中性点经消弧线圈接地的小电流接地系统，设计了一套单相接地补偿及选线的微机保护装置。
Aim at an-arc suppression reactor earthing power system, we design a suit of microcomputer system for compensating single-phase earthing current and selecting line.
针对中性点经消弧线圈接地的小电流接地系统，设计了一套单相接地补偿及选线的微机保护装置。
Aim at an-arc suppression reactor earthing power system, a suit of microcomputer system for compensating single-phase earthing current and selecting line was designed.
偏移特性阻抗继电器常用于小电流或大电流接地系统中作为输电线路距离保护的测量元件。
LZ-22 partial impedance relay usually used as measuring element on distance protection of the line at small or big current power system.
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 pr…
因此如何准确可靠地检测并隔离故障线路，寻找精度高的接地保护方法一直是小电流接地系统的一个重要研究课题。
The problem of how to detect and isolate fault feeder correctly and reliably, and look for a protection method with high precision is always an important research task.
因此如何准确可靠地检测并隔离故障线路，寻找精度高的接地保护方法一直是小电流接地系统的一个重要研究课题。
The problem of how to detect and isolate fault feeder correctly and reliably, and look for a protection method with high precision is always an important research task.
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