... :1 y High quality Cummins series diesel generator set Diesel Generator:1.Water-cooled ,in line ,4-stroke ,direct injection ,Wet cylinder liner,1500rpm ... .2.Economical product with low fuel consumption3.Compact in structure ,low in noise pollution and high in efficiency ... -480V,3 phase,4wire,pf.0.8 The Engine:-Engine:Cummins -50HZ or 60HZ-2,3,4,6,12 cylinders-low ...