3 phase 4 wire stamford Alternator Generator 1)220V/380V 2)self-excited,self-regulated 3)AVR controlled 4)IP22,Class H Leadtech Alternator ... phase,50Hz, class H, IP22, Temp Rise 125/40°C,4 pole. SX460 AVR. Brushless, Self-excited, Synchornous.Bearing: Single or ...