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IEC 60072-3:2026 ED2

Rotating electrical machines - Dimensions and output series - Part 3: Small built-in motors - Flange numbers BF10 to BF50 IEC 60072-3:2026 ED2

Publication date:   Feb 6, 2026

General information

60.60   Standard published   Feb 6, 2026

IEC

TC 2

International Standard

29.160.01   Rotating machinery in general

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Scope

IEC 60072-3: 2026 applies to small built-in motors with a pitch circle diameter of the flange between 10 mm and 50 mm. It provides a table with fixing dimensions, shaft extension dimensions and their tolerances.
This second edition cancels and replaces the firstedition published in 1994. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) clarification of the scope.

Life cycle

PREVIOUSLY

WITHDRAWN
IEC 60072-3:1994 ED1

NOW

PUBLISHED
IEC 60072-3:2026 ED2
60.60 Standard published
Feb 6, 2026




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