China 'GB 19212.20-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB 19212.20-2008
Safety of power transformers, power supply units and similar - Part 20: Particular requirements for perturbation attenuation transformers 电力变压器、电源装置和类似产品的安全 第20部分:干扰衰减变压器的特殊要求
Issued Date:2008-03-24
Implemented Date:2009-01-01
Issued by:
The Standardization Administration of the People's Republic of China
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