... 3. Best Price, Good service 4. 50hz/60hz, AC three phase Diesel Generator1. Water-cooled engine2. Certificate: CE/ISO90003. ... Best Price, Good service4. 50hz/60hz AC three phase Diesel Generator 1. Engine: Water-cooled engine, Cummins, ... ,tri-phase load current and frequency displayWater temperature ,oil pressure displayFuel level, fuel temperature displayFuel tankFor 8 hours using ...