IEC 60059:1999 pdf download - IEC standard current ratings

IEC 60059:1999 pdf download – IEC standard current ratings

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IEC 60059:1999 pdf download – IEC standard current ratings.
IEC 60059 specifies standard current ratings for electrical devices, apparatus, instruments and equipment and should be applied to the designing of utilization systems or equipment as well as to operating characteristics.
This standard does not apply to current ratings of components and parts used within electrical devices or items of equipment.
2 Normative reference
The following normative documents contain provisions which, through reference in this text, constitute provisions of IEC 60059. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on IEC 60059 are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of IEC and ISO maintain registers of currently valid International Standards.
ISO 3:1973, Preferred numbers — Series of preferred numbers
3 Ratings
The chosen values are compliant with the RiO series specified in ISO 3.
For any type of equipment the current ratings should be selected among the following values.

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