SN/T 0811-2012 Rules for the entry-exit inspection of power transformers,power supplies,reactors and similar products.General requirements (English Version)
This standard specifies the sampling, inspection and judgment of imported and exported power transformers, power supplies, reactors and similar products. This standard covers the following types of dry-type transformers, power supplies (including switching power supplies) and reactors, the windings of which may be enclosed or unencapsulated.
SN/T 0811-2012 history
2012SN/T 0811-2012 Rules for the entry-exit inspection of power transformers,power supplies,reactors and similar products.General requirements
2005SN/T 0811.1-2005 Rulers for inspection of power transformers,power supply units and similar for import and export-Part 1:General requirements
1999SN/T 0811-1999 Rules for the inspection of household and similar purposes transformer for export