
Testing method for insulators Part 3: Hollow insulators
出版:Japanese Standards Association

专家解读视频
This Standard specifies testing methods for porcelain hollow insulators to be used for electric machinery and equipment with a nominal voltage not less than 3 300 V. Either of the specifications stated in this text or those stated in the Annex (normative) shall be applied throughout to a product, and it is not allowed to apply the items and contents from the text and Annex confusedly.
IEC 60233 Ed. 2.0 - Equivalent