Powercity generator adopt unique design, silent, low fuel consumption, easy ... 1 phase, 3 wire, 110/220V, 50Hz available upon request. Manual start/auto start(for ATS) Main ParameterModel50/60HZ (KVA)PRP (KW ... Power factor: 0.8(lagging) Voltage regulation: within±1.5 Brushless self-excitation with permanet magnet Class 'H" ... rotating rectification tube Stator grease insulation covered diesel generator