Asynchronous (Induction) Motor Data – IEC 60909 Posted on October 9, 2015October 9, 2015 by Ver Pangonilo IEC 60909 provides data for asynchronous motors commonly called as induction motors. Table 4 - IEC 60909-0 Table 3 - IEC 60909-1 Clause 4.7 - IEC 60909-0 Equation 26 - IEC 6090-0