... 2,Low noise, Little vibration 3,Power supply 380V,660V,50/60Hz 4,Cooling method: IC411 Principle:Y series three ... central heightAdvantages:high efficiency, low energy consumption, little noise, light weight,small bulk,excellent performance,reliable operation, and easy ... : -15-+40 degreeVolt: 380V/415V/525V/660V 50Hz three phaseConnection way: Y below 3kw Triangle above 4kwTypeOutputCurrent(A)Speed ...