China 'GB/T 18802.352-2022
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 18802.352-2022
Low-voltage surge arrester components - Part 352: Guidelines for the selection and use of surge isolating transformers (SIT) for telecommunication and signaling networks 低压电涌保护器元件 第352部分：电信和信号网络的电涌隔离变压器(SIT)的选择和使用导则
Issued Date:2022/12/30
Implemented Date:2023/7/1
Issued by:
The Standardization Administration of the People's Republic of China
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