... and flammable powder and gas condition. Basic mechanical dataPower supply Three-phase voltage from 110V to 660V, 50Hz or 60Hz or single ... -phase 100-130V, 60Hz and 200-240V, 50HzPolarity:2, 4, 6 ... .FunctioningContinual service (S1) at maximum indicated centrifugal force and electric power,Centrifugal force Range extended up to 260 KNInsulation class regular ...