Discussion of the Problems of Multi-earthing in Telecom Devices

刘立新; 谢武胜; 艾忠民

Chinese

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Discussion of the Problems of Multi-earthing in Telecom Devices

更新时间：2026-04-20

- Discussion of the Problems of Multi-earthing in Telecom Devices
- Issue 9, Pages: 72-74(2007)
- 作者机构：
  
  1. 中国移动通信集团设计院有限公司重庆分公司
  2. 中国移动通信集团重庆有限公司
- 作者简介：
- 基金信息：
- DOI：
  CLC： TM862
- Published：2007
- 稿件说明：
移动端阅览
[1]刘立新,谢武胜,艾忠民.直流供电通信设备重复接地问题探讨[J].电信工程技术与标准化,2007(09):72-74.

刘立新, 谢武胜, 艾忠民. Discussion of the Problems of Multi-earthing in Telecom Devices[J]. 2007, (9): 72-74.
[1]刘立新,谢武胜,艾忠民.直流供电通信设备重复接地问题探讨[J].电信工程技术与标准化,2007(09):72-74. DOI：

刘立新, 谢武胜, 艾忠民. Discussion of the Problems of Multi-earthing in Telecom Devices[J]. 2007, (9): 72-74. DOI：

摘要

许多由直流供电的通信设备保护地线中存在着电流

这种异常现象引起过不少专业人士的关注

本文通过研究发现问题的根源在于重复接地

文章最后就问题的解决提出了建议。

Abstract

Many professionals have observed there is a current through in the protective earthing cables in some telecom devices. We found the reason is multi-earthing in telecom devices as through observation. Finally we table a proposal for the ways to avoid the phenomenon.

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