1,High efficiency, Energy-saving 2,Low noise, Little vibration 3,Power supply 380V,660V,50/60Hz 4,Cooling method: IC411 Principle:Y series three-phase induction motors are designed according to national standard with a squirrel-cage construction and a general application. Its frame central heightAdvantages:high efficiency, low energy consumption, little noise, light weight,small bulk,excellent ...