IEC-60072-1 › Rotating electrical machines - Dimensions and output series - Part 1: Frame numbers 56 to 400 and flange numbers 55 to 1080

IEC-60072-1 - EDITION 7.0 - CURRENT


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IEC 60072-1:2022 is applicable for the majority of rotating electrical machines for industrial purposes within the dimension range and output powers.
- Foot- mounted: shaft heights: 56 mm to 400 mm
- Flange- mounted: pitch circle diameter of flange: 55 mm to 1 080 mm.
This seventh edition cancels and replaces the sixth edition published in 1991. This edition includes the following significant technical changes with respect to the previous edition:
a. modification of the series title;
b. complete revision on the basis of EN 50347;
c. integration of the relationships between frame size, shaft extensions, rated outputs and flange numbers;
d. additional tolerances and measurements for shafts;
e. modification of Annex A with additional frame numbers and relationships between frame size and rated power.
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Document Number

IEC 60072-1 Ed. 7.0 b:2022

Revision Level

EDITION 7.0

Status

Current

Publication Date

March 1, 2022

Committee Number

2