2017 CAT SR4B HV "G000274-54; CAT SR4B-HV; SN: G3X00427; Arrg: 252-4228; 2017; 6600 V; 2300 kVA; prime; 1800 rpm; 60 Hz; 0 hours; condition: unused ; Notes: only CAT Genend, Frame 2750, 6-6,9 kV 1850 kW - 60 Hz - standby6-6,9 kV 1600 kW - 50 Hz - standby " , Online Owner's Manual ,