... .Gear ratio:3,5,10...18004.Motor basic data:S:3-phase motor,220-240/380-415V,50/60HzC:1-phase motor,220v,50-50HzE:1-phase motor,110v ... steel case with deft structure.Protection grade is IP20.Brake series:1.Economical and compact.2.High pressure-resistance,good insulation ... -man of national standardasynchronous speed adjustable motor>in 2008;ZD is the first draft-man of ...