ie4 AC motor YE4-3551-2-355KW-380V-50HZ-IP55-B3

•These IE4 (GB 18613-2020/IEC 60034-30) compliant motors, developed by SIMO MOTOR, feature high-strength cast iron housings with corrosion-resistant windings. They have a protection class of IP55 (GB/T 4942.1) and cooling IC411, and their vibration during continuous operation in S1 mode is<=1.8 mm/s. They fully comply with IEC 60072/GB/T 4772.1 standards and can directly replace Y/YGM/YE2/YE3 motors in pumps, fans and agricultural equipment. Operate in temperatures from -15℃to +40℃at an altitude of<=1000 m above sea level and support △/Y connections. Strategically selected bearings (H80-H355) provide a lifespan of 20 000 hours (dual pole) and 30 000 hours (multipole). Terminal boxes rotate 180 degrees horizontally and feature standardized connectors for precise O-ring alignment.