SUNVIM IE4 electric motors are manufactured according to international standard IEC60034-30-1:2014. All IE4 motors are manufactured with premium grade silicon steel, low harmonics winding, low noise and low friction bearings, low wind resistance and low noise cooling fans. They are widely used to fans, pumps, machining tools, compressors, and transport machineries. The motors can also work safely and stably in industry field of petroleum, chemical , steel, mining and other places where there is with heavy load and harsh operating environment. The motors can be provided with protection grade IP55, IP56, IP65, IP66 and insulation grade F, H, temperature rise grade B. SUNVIM IE4 motors are registered in national energy label system, and have obtained china certificate for energy conservation product.