Wärtsilä 8V31DF new generation of medium speed engines

Technical Specification

Features:

Make: Wärtsilä
Model code: 8V31DF
Series: Wärtsilä 31DF
Engine speed: 750 RPM
Power output: 4800 KW

Additional info:

Lowest fuel consumption over a wide operating range Highest cylinder power in its segment, 610 kW/cylinder Meets the IMO Tier 3 regulations when operating on gas, and with an SCR when using diesel fuel Supported by Wärtsilä’s extensive global service network

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Datasheet Datasheet

Make	Wärtsilä
Manufacturer	Wärtsilä Corporation
Category	Ships' equipment and fittings>Prime movers
Model code	8V31DF
Series	Wärtsilä 31DF
Engine speed	750 RPM
Power output	4800 KW
Single or dual fuel?	Dual
Meets regulations/compliance	ISO 8217, category ISO-F-RMK 700 ISO-F-DMA, ISO-F-DMB, ISO-F-DMZ, ULSF
Application	Propulsion / Auxiliary
Bore (mm)	310 mm
Piston stroke/ Stroke (mm)	430 mm
Weight	57.5 tons
Cylinder configuration / No. of cylinders	8
Engine cycle	Four stroke
Additional info	Lowest fuel consumption over a wide operating range Highest cylinder power in its segment, 610 kW/cylinder Meets the IMO Tier 3 regulations when operating on gas, and with an SCR when using diesel fuel Supported by Wärtsilä’s extensive global service network
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