eatures (engine):1) Rated power: 20 / 24 / 30 / 34 / 40 / 50 / 75 / 80 / 100 / 108 / 120kW2) 12 hours rated power: 30 / 40.8, 30 / 40.8, 39 / 53, 45 / 61.2, 60 / 81.6, 90 / 122.4, 120 / 163.2, 120 / 163.2, 140 / 184.53) Cooling method: closed water cooling4) Starting method: electric startingFeatures (alternator): 1) Rated output (kW): 20 / 24 / 30 / 34 / 40 / 50 / 75 / 80 / 100 / 108 / 1202) Rated current (A): 36 / 43.3 / 65 / 65 / 75.7 / 90.2 / 135.3 / 144.3 / 180.4 / 198.4 / 216.53) Rated voltage: 400 / 230V4) Rated frequency: 50 / 60Hz5) Power factor: 0.8 lagging6) Phase: 3-phase, 4-wire7) Connection: Y type connection8) Excitation: harmonic Excitation or phase compound or brushless9) Voltage regulation: automaticPacking: Plywood case or wooden case