GMW series generator set specification: ^ Engine: MTU(Imported or Chinese) ^ Alternator: Leroy Somer, Stamford, or Marathon ^ Rated Voltage: 230V, 400V, 440V, 480V ^ Frequency: 50Hz/60Hz ^ Rated Speed: 1500rpm/1800rpm ^ Power Range: 520KW~2500KW(650KVA~3125KVA) ^ Inspiration Method:Turbocharged ^ Cooling Method: Watercooled ^ Excitation Way: Brushless Excitation ^ Governor Method: Electrical Governor ^ Cylinder:12V~ 20V ^ Phase: Three phase, four wires ^ Protection: IP21~IP23 ^ Insulation Class: H