Medium-speed auxiliary diesel engine for ships (4 stroke, in-line type, turbocharged)
28HLX SERIES (2 250 -> 6 750 KW @ 750 RPM) Niigata Power Systems

Niigata is proud to introduce the new 28HLX medium speed high performance diesel engine series. With a bore & stroke of 280×400mm, at 720 or 750 rpm, this model packs a maximum continuous rating of 375 kWm per cylinder at standard reference conditions. Fuel consumption rate is improved to very competitive low levels and this model is designed to efficiently burn low grade bunker fuel of up to 700 cSt at 50degC
Each engine component is a successful product of Niigata's vigorously continuing
R & D program in design and manufacturing processes, towards higher reliability and efficiency. Important features of this engine are the rigid monobloc hanger type crankcase, highly balanced large journals robust crankshaft with high capacity bearings, horizontal split connecting rod large-end caps, integral machine cams with the segmented cam shaft per cylinder, more effective cooling, turbocharging and lubrication, high pressure direct fuel injection system, among other improvements.