China 'GB/Z 44472-2024
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/Z 44472-2024
Instructions for mathematical addition of working voltage, insulation between circuits and use of PELV in lighting standards 照明标准中工作电压数学加法、电路间绝缘和PELV使用的说明
Issued Date:2024/10/26
Implemented Date:2024/10/26
Issued by:
The Standardization Administration of the People's Republic of China
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