• An earthing device of overtension protection will be introduced.

    并详细介绍了作者设计一种过电压保护接地装置

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  • The earthing switch in high-voltage switchgear is a kind of mechanical earthing device used at the time of maintenance and repair to insure the safety of personnel.

    高压开关柜中的接地开关作为检修时保证人身安全用于接地机械接地装置

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  • So the loop network-earthing device must be designed in combination with building characters and the earthing resistance can be estimated with a simplified formula.

    接地装置必须结合建筑物特点进行设计接地电阻可用简化公式估算。

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  • The electricity earthing device belongs to a shelter engineering, the key chains in design, construction and acceptance must be in accordance with relevant standards and codes.

    电气接地装置隐蔽工程设计施工验收环节严格规范

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  • Electric equipment, earthing device and lighting etc. for production equipments, circulating water field, area for tanks, transformer station, central control room and other places.

    生产装置循环水场、罐区变电站中控室其他场所的电气设备接地设施照明

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  • It is necessary to use two-stage selective earthing protective device in the power supply system of open-pits.

    露天矿供电系统采用两级选择性接地保护装置十分必要

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  • The formulas and methods which can be used to determine conveniently the force of the balanced device in various disconnectors and earthing switches with a vertical moving blade are presented.

    闸刀垂直面上动作各种隔离开关接地开关,提出简捷确定其所需平衡力特性算式方法

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  • This device is practical in the realisation of unattended power substation and earthing system with little current.

    装置对于电流接地系统实现变电站无人值班具有广泛应用价值

    youdao

  • This device is practical in the realisation of unattended power substation and earthing system with little current.

    装置对于电流接地系统实现变电站无人值班具有广泛应用价值

    youdao

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