... standards. Y series motors have outstanding performance, such as high efficiency. Energy saving, high starting torque, low noise, little vibration, reliable operation ... : 0.55KW - 630KW Mounting dimensions: According to IEC60034 standard Rated voltage: 220/440V Rated frequency: 60Hz Duty: Continuous(S1) Insulation class ... ,Tunisia,Mauritius,Algeria etc. 3-phase asynchronous motors - YT90L-2 ac motor