Higher efficiency, more power saving, lower noise and vibration, greater reliability, Class "F", ... JB/T8680.1-1998 standards;Advantages: higher efficiency, more power saving, higher starting torque, lower noise and vibration and ... : 2-10EFF: 3-2 (1 is coming soon)Rated Power: 0.55-315KW, 0.5-230HPInsulation class: FSunlead has ... customers from all over the world. IEC standard low voltage electric motor