• A series of 6 lightning surge arrestors at corners between each pole and the earth and the various gauges.

    角落系列6雷电避雷器之间地球各种仪表

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  • This thesis contains the lightning surge tests requirements of NEBS for power ports and intra-building ports.

    介绍了NEBS认证电源端口室内通信端口雷击浪涌测试要求

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  • Lightning surge intrudes substation along transmission line, which is the threat to the equipments within substation.

    电波沿着输电线路侵入变电所变电所设备构成很大的威胁

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  • Lightning surge intrudes substation along transmission line, which is the threat to the GIS equipments within substation.

    电波沿着输电线路侵入变电所,会变电所gis设备造成很大威胁。

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  • But the invasion of lightning surge may lead its failure due to its low voltage withstand level which may affect the normal service power system.

    微机保护系统是电力系统的重要组成部分,由于耐压水平电波侵入电源系统时易导致设备的损坏严重影响了电力系统的正常运行

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  • This paper introduced the new IEC60076 -4 test guidance of lightning surge and switching surge for power transformer and reactor, which is the new edition of IEC722 (1982).

    介绍新的IEC600764电力变压器电抗器雷电冲击和操作冲击试验导则,IEC722(1982)新版,比原导则增加与完善新的内容。

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  • Methods to measure the lightning surge current using a shunt with non-inductance resistors network. The experiments on the repetition, linear degree and the step response are carried out.

    方法无感电阻网络分流测量雷电冲击电流,并进行测量重复性线性试验阶跃波响应试验。

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  • Mains and external signal cables longer than 10 m shall in areas where lightning is frequent be protected with an external lightning surge protection at the cable entrance to the building.

    主线外部信号线超过10的,在线进入大楼入口处时设置避雷保护,避免雷击

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  • Lightning stroke is one of the important reasons that result in power failure. Tower lightning surge response performance is the important factor deciding transmission line lightning over-voltage.

    雷击导致输电线路故障重要原因之一杆塔雷电冲击响应特性决定输电线路雷电过电压重要因素

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  • Surge impact, static timing, to be able to cooperate with the lightning protection device designed to release energy.

    浪涌冲击静电累计时,能够合作设备防雷设计较好释放能量

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  • The calculated results show that the line ZnO surge arrester can withstand the discharge current and the absorbed lightning energy.

    分析表明,绕击时避雷器能够耐受雷电作用时的放电电流吸收的雷电放电能量

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  • Thee company is committed to professional production, sales, technology development of Surge protector, survey, design and construction of lightning protection engineering.

    专业致力于电涌保护器生产销售技术开发及雷电防护工程勘测设计施工

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  • ZP-PS series socket power surge protector is designed for communication, electronic equipment in the operation of over-voltage and lightning induction frequency.

    ZP-PS系列插座电源浪涌保护器专门通信电子设备操作过电压雷电感应频繁场合而设计的。

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  • Safety protection power circuit: Constant current control circuit, high standard standard protection system: preventing high voltage, temperature, surge, lightning and so on.

    安全防护电源电路驱动电路,高标准防护系统:对过压过热浪涌防雷具有良好的保护作用。

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  • The lightning protection could be improved by means of decreasing grounding resistance of tower, installing line type surge arrester and side lightning rod as well as increasing the insulation level.

    采取杆塔降、装设线路避雷器、侧向避雷针加强绝缘等多种措施后,防雷保护效果较好

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  • A surge protector or simple capacitor or varistor can protect against most overvoltage conditions, while a lightning arrestor protects against severe spikes.

    保护器简单的电容或压敏电阻可以防止大多数过压情况的出现,避雷器保护严重尖峰的尖峰电流。

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  • Installing line ZnO surge arresters is a very important countermeasure to improve the lightning withstand level of transmission line.

    采用线路用避雷器提高输电线路水平十分重要措施

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  • Tower surge impedance is an important parameter for lightning protection design, but its value is not well determined.

    杆塔阻抗防雷设计中的重要参数,国内外这一问题一直未能好地解决

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  • The tests simulate surge overvoltages caused by magnetic fields from lightning strokes in or near the telecom building.

    这项测试模拟电信大楼附近遭受雷击产生磁场而引起的浪涌过电压

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  • The LWLs of 35kV lines with and without lightning shield lines, in which various installation ways of MOAs used as line surge arresters are adopted, are compared;

    具体比较了雷击避雷线线路采取不同避雷器安装方案时的耐雷水平;

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  • The LWLs of 35kV lines with and without lightning shield lines, in which various installation ways of MOAs used as line surge arresters are adopted, are compared;

    具体比较了雷击避雷线线路采取不同避雷器安装方案时的耐雷水平;

    youdao

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