IEC 61557-5 Ed. 2.0
IEC 61557-5 Ed. 2.0 标准详情
- 标准号：IEC 61557-5 Ed. 2.0
- 中文标题：
- 英文标题：Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 5: Resistance to earth
- 标准类别：国际电工委员会IEC
- 发布日期：
内容简介
This part of IEC 61557 specifies the requirements for equipment for measuring earth resistance using an a.c. voltage. This second edition cancels and replaces the first edition published in 1997. This edition constitutes a technical revision. The f
* 特别声明：资源收集自网络或用户上传，本网站所提供的电子文本仅供参考，请以正式出版物为准。仅供个人标准化学习，研究使用。如有侵权，请及时联系我们！
