China 'GB/T 41703-2022
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 41703-2022
Specifications for design, installation and acceptance of heat pump water heating systems for commercial or industrial use and similar purposes 商业或工业用及类似用途的热泵热水系统设计、安装、验收规范
Issued Date:2022/10/14
Implemented Date:2023/5/1
Issued by:
The Standardization Administration of the People's Republic of China