UNE-EN IEC 60667-1:2020

This part of IEC 60667 gives the definitions and general requirements for vulcanized fibresheets for electrical purposes. Material made by combining with an adhesive severalthicknesses of vulcanized fibre is not covered by this standard.Materials which conform to this specification meet established levels of performance.However, the selection of a material by a user for a specific application should be based onthe actual requirements necessary for adequate performance in that application and notbased on this specification alone.Safety warning: It is the responsibility of the user of the methods contained or referred to in thisdocument to ensure that they are used in a safe manner.