IEC 60072 is a series of international standards published by the International Electrotechnical Commission (IEC) that specify dimensions and output ratings for electrical motors. These standards help ensure the interchangeability of motors from different manufacturers and provide guidelines for designing equipment that incorporates motors.

IEC 60072 standards cover various aspects related to electrical motors, such as:

    Frame sizes: The standards define the dimensions of motor frames, including height, length, and width, to ensure compatibility and interchangeability between motors and the equipment they are used in.

    Shaft dimensions: The standards specify dimensions for motor shafts, including diameter, length, and keyways, to ensure compatibility with mechanical couplings, gearboxes, and other transmission components.

    Mounting dimensions: The standards define various motor mounting configurations, such as foot mounting, flange mounting, and face mounting, to ensure compatibility between motors and the equipment they are mounted on.

    Terminal box locations and dimensions: The standards specify the dimensions and locations of terminal boxes used for electrical connections to the motor, ensuring that they are accessible and compatible with various connection arrangements.

IEC 60072 does not focus on performance characteristics, materials, or construction methods of electrical motors. Instead, it provides a standardized framework for motor dimensions and mounting arrangements to facilitate equipment design, motor interchangeability, and global market compatibility. By adhering to IEC 60072 standards, manufacturers can ensure that their motors can be easily integrated into a wide range of applications and equipment.