CSN EN 60424-8

CSN EN 60424-8 This part of IEC 60424 gives guidance on allowable limits of surface irregularities applicable to PQ-cores in accordance with the relevant generic specification. This standard is considered as a sectional specification useful in the negotiation between ferrite core manufacturers and users about surface irregularities.
Original English text of CSN EN Standard.
The price of the Standard included all amendments and correcturs.