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11X52DF

Main Engine 2-Stroke · Main Engines (2-Stroke)

Class-certified type (DNV register) · technical data sheet not yet verified
18,480 kWPower
11Cylinders
520 mmBore
2,315 mmStroke
10350Dimensions

This marine engine is commonly found in large cargo vessels, where it provides the substantial power needed for efficient and reliable operation over long distances. The 11X52DF engine from WinGD is designed to meet the rigorous demands of the maritime industry, offering a robust solution for powering vessels that require high-performance propulsion systems. With a length of 10,350 millimeters, this engine is engineered to fit into the engine rooms of modern shipping vessels, providing ample power through its impressive 14,480 kilowatt output. The engine's dimensions and power capabilities make it a preferred choice for operators seeking a reliable and efficient power source for their fleet.

Specifications

Technical data.from datasheet

Every value below comes from the manufacturer datasheet or class-society record on file for this model.

Stroke/Bore Ratio4.45 (2315mm stroke), 3.93 (2045mm stroke)
Mean Effective Pressure (MEP)21 bar (X52), 17.3 bar (X52DF)
BSFC X52 (g/kWh)169.8 g/kWh at MCR 105 rpm (Tier II/III), 170.8 g/kWh low-load tuning
BSFC X52-S2.0 (g/kWh)154.2-164.8 g/kWh diesel mode, up to 5 g/kWh reduction vs standard
BSFC X52DF-S2.0 (g/kWh)140.1 g/kWh gas mode + 1.5 pilot, 181.4 g/kWh diesel mode
BSGC X52DF-A-1.0 (g/kWh)371.5 g/kWh gas mode ammonia, 170.8 g/kWh diesel mode
Power per cylinder1810 kW/cyl @ 105 rpm (X52), 1490 kW/cyl @ 105 rpm (X52DF), 1500 kW/cyl @ 120 rpm (X52DF-S2.0), 1910 kW/cyl @ 120 rpm (X52-S2.0)
Emissions ComplianceIMO Tier II/III (SCR), iSCR integrated option available
Gas system type (DF)Low-pressure gas injection with hydraulic pilot fuel injection
Dimensions10350 mm🔖
Power (kW)18480
Speed (rpm)117
Fuel TypeLNG/HFO (Dual-Fuel)
ConfigurationL
📄
Download datasheet (PDF) (233 KB)
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