1·The paper discusses the low-voltage distribution system earthing and the neutral protection.
现对低压配电系统接地和接零保护进行简要论述。
2·Working principle and application features of anti-arc coil in transformer neutral-point earthing mode are introduced, which provides safety running for electricity supply system.
阐述了变压器中性点接地方式中的消弧线圈接地方式的工作原理和使用特点，为供电系统的安全运行提供了保障。
3·Earthing connector of socket will not connect to neutral connector. 3 phase socket at the same place connect wires in same way.
插座的接地端子不与零线端子连接。同一场所用的三相插座，接线的相序一致；