1,High efficiency, Energy-saving 2,Low noise, Little vibration 3,Power supply 380V,660V,50/60Hz 4,Cooling method: IC411 Principle: ... application. Its frame central heightAdvantages:high efficiency, low energy consumption, little noise, light weight,small bulk,excellent performance,reliable operation ... Triangle above 4kw IEC STANDARD Y Series energy saving motor with flange pan for universal machinery