While official International Electrotechnical Commission (IEC) standards typically require purchase, you can find official previews and authorized guides for IEC 60072-1
For those who need to apply the standard without buying the full text, several manufacturers provide comprehensive guides based on IEC 60072-1: IEC 60072-1 - iTeh Standards
This standard ensures that motors from different manufacturers are physically compatible by standardizing mounting and shaft dimensions.
often host user-uploaded scans of both the 1991 and 2022 versions for online viewing or download via subscription. 2. Guide to IEC 60072-1 Key Content
: Relates specific frame sizes to preferred rated output powers (kW), ensuring consistent performance expectations for a given physical size. iTeh Standards 3. Practical Industry Resources
to understand its technical requirements for rotating electrical machines. 1. Where to Access the Standard The most recent version is IEC 60072-1:2022
that includes the scope, normative references, and letter symbols for dimensions. Svensk Elstandard : Offers a preview of the 2022 edition adopted as a European standard. Third-Party Platforms : Sites like
: Distance between the center-lines of the mounting holes in the feet. Flange Dimensions
"Rotating electrical machines - Dimensions and output series - Part 1: Frame numbers 56 to 400 and flange numbers 55 to 1080" iTeh Standards Official Purchase : The full document is available at the IEC Webstore Free Previews iTeh Standards : Provides a detailed PDF preview
: Specific pitch circle diameters for flange-mounted machines. Output Power Assignments
: Applies to industrial motors with shaft heights ranging from 56 mm to 400 mm (foot-mounted) and flange diameters from 55 mm to 1,080 mm Standardized Dimensions Shaft Extension (D, E) : Diameter and length of the drive-end shaft. Fixing Holes (A, B)
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