IEC 60072-1:2022
Rotating electrical machines - Dimensions and output series - Part 1: Frame numbers 56 to 400 and flange numbers 55 to 1080
Machines électriques tournantes - Dimensions et séries de puissances - Partie 1: Désignation des carcasses entre 56 et 400 et des brides entre 55 et 1080
| Standard number: | IEC 60072-1:2022 |
| Released: | 2022-03-30 |
| Language: | English/French - Bilingual |
IEC 60072-1:2022
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.