CSN EN IEC 63093-12

CSN EN IEC 63093-12 This part of IEC 63093 specifies the dimensions that are of importance for mechanical interchangeability for a preferred range of ring-cores, also called toroid cores, and the effective parameter values to be used in calculations involving them. It also gives guidelines on allowable limits of surface irregularities applicable to ring-cores.
Original English text of CSN EN Standard.
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