In our country, system is mainly the non - effective earthing system.

我国中低压配电网多采用小电流接地系统.

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Weak current equipment earthing adopts integrated earthing system with earthing resistance no more than 1 ohm.

弱电设备接地采用联合接地系统,接地电阻不大于1欧姆.

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Grounding means connecting to a lowresistance earth electrode or an excellent earthing system.

接地是指与具有低电阻的接地电极或良好的接地系统相联接.

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From these aspects, earthing system, protection against electric shock, earthing resistance, residual current protection etc.

文章从室外照明接地系统 、 电击防护 、 接地电阻 、 剩余电流保护等方面, 论述了室外照明电气安全措施.

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