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IEC 60072-1:2022

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

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Kehtiv alates 30.03.2022
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Nimetus
30.03.2022
Põhitekst
01.02.1991
Põhitekst
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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