IEC 60072-1:1991 Withdrawn

Dimensions and output series for rotating electrical machines - Part 1: Frame numbers 56 to 400 and flange numbers 55 to 1080


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Covers most industrial rotating electrical machines within the dimension range: Foot-mounted: shaft heights 56 mm to 400 mm. Flange-mounted: pitch circle diameter of flange 55 mm to 1080 mm. Gives fixing dimensions, shaft extension dimensions and output powers. Maximum permissible torques for continuous duty on a.c. motors are also listed for various shaft diameters.

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Additional information

Publication typeInternational Standard
Publication date1991-02-01
Available language(s)English/French
TC/SCTC 2 - Rotating machineryrss
ICS29.160.01 - Rotating machinery in general
Stability date  2022
File size3944 KB

The following test report forms are related:

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