Lightning stroke fault may cause power interruption and over-voltage due to lightning stroke may do harm to electronic apparatus.
雷击故障能够造成电力中断，雷击产生的过电压，会对用户微电子设备造成损害。
This paper describes . and compares three popularly used trouble locating methods of power lines, i. e. , protection action analysis, fault recorder analysis and lightning location system.
介绍了电力系统线路故障点判断常用的保护动作分析、故障录波器分析和雷电定位系统三种方法。
It is pointed out that this system has the function of self diagnosis, the system fault automatic isolation function, the anti lightning and overvoltage protection function.
指出该系统具有自诊断功能、系统故障自动隔离功能、抗雷击和过电压保护功能。
Shenzhen washing machine repair center, 3, a special fault machine: lightning, damage, power supply is abnormal, drop, the others can not repair repair, with the user consultation costs.
深圳洗衣机维修中心，3、特殊故障机：雷击，外力损坏，电源异常，跌落，经它人维修不能修复等，同用户协商费用。
Omori water heater repair center, 3, a special fault machine: lightning, damage, power supply is abnormal, drop, the others can not repair repair, with the user consultation costs.
大森热水器维修中心，3、特殊故障机：雷击，外力损坏，电源异常，跌落，经它人维修不能修复等，同用户协商费用。
The sensitivity of the proposed protection scheme is not impacted by the factors such as transition resistance, lightning stroke, fault type, load current and operating mode of power system.
该保护方案的灵敏度不受过渡电阻、雷击、故障类型、负荷电流、系统运行方式等因素的影响。
Digital transformer differential protection may falsely take effective when external single-phase earth fault occurs at star side or the line endures lightning strike on single phase.
数字式变压器差动保护在星形侧发生外部单相接地或线路单相遭雷击的情况下，差动保护有时会误动。
The aim of grounding is to provide the discharging channels for fault current and lightning current and ensure the safety of the system, the equipment and the personnel.
接地的目的是提供故障电流和雷电流泄流通道，保证系统、设备和人员安全。
Too much electric current may flow into a circuit as a result either of a fault in the circuit or of an outside event such as lightning.
当电路出现故障或发生外部事件如闪电时，就可能造成过量的电流流入电路。
Too much electric current may flow into a circuit as a result either of a fault in the circuit or of an outside event such as lightning.
当电路出现故障或发生外部事件如闪电时，就可能造成过量的电流流入电路。
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