RT-flex48T-D

Economical propulsion of tankers & bulk carriers up to 150,000dwt

Designed for a wide variety of ship types from Handysize, Handymax and Supramax bulk carriers to product tankers and feeder container vessels.

Fully compliant with IMO Tier III NOx emission levels when equipped with an SCR catalyst.  Additional scrubber solutions to reduce SOx emissions are available if high sulphur fuels are used.

Available in 5-cylinder up to 8-cylinder configuration, covering a power range from 5,100 to 11,640kW at 102 to 127rpm.

All data provided on this site is for information purposes only, explicitly non-binding and subject to changes without further notice.

Technical information

Technical Information

WinGD RT-flex48T-D

IMO Tier II/Tier III (SCR)
Cylinder bore
480mm
Piston stroke
2000mm
Speed
102-127rpm
Stroke/bore
4.17
Mean effective pressure at R1
19.0 bar

Rated power, principal dimensions and weights

Output in kw at
127rpm102rpmLength A (mm)Weight (tonnes)
Cyl.R1R2R3R4
572755100582551005314171
687306120699061206148205
7101857140815571406982225
8116408160932081607816250
Output in kw at
127rpm102rpm
Cyl.R1R2R3R4
57275510058255100
68730612069906120
710185714081557140
811640816093208160
Cyl.Length A (mm)Weight (tonnes)
55314171
66148205
76982225
87816250
Dimensions in mm
B C D E E*
3170 1085 7334 3253
F1 F2 F3 G
9030 9030 8790 1700

Brake specific fuel consumption (bsfc) in g/kWh

Full load, Rating point R1 R2 R3 R4
BMEP, bar 19.0 13.3 19.0 16.6
BSFC Standard Tuning 169.8 163.8 169.8 165.8
Part load, % of R1 85 70 85 70 65
Tuning variant Standard Standard Standard Standard Standard
BSFC 166.2 164.5 165.5 163.0 159.9
Full load, Rating point
BMEP, bar
R1 R1 R3 R4
19.0 13.3 19.0 16.6
BSFC
Standard Tuning
R1 R1 R3 R4
169.8 163.8 169.8 165.8
Part load, % of R1
Tuning variant
85 70 85 70 65
Standard Standard Standard Standard Standard
BSFC
85 70 85 70 65
166.2 164.5 165.5 163.0 159.9

Configuration

Extent of delivery

Extent of Delivery (EOD)

Modified 09 July 2018

Installation

Marine installation manual

Marine Installation Manual (MIM)

Modified 27 March 2018

Installation instructions & concept guidance

Complete Package

Modified 07 May 2018

DG9709 - Instruction and Limits for Engine Alignment

Modified 07 May 2018

DG9710 - Engine Seating/Foundation Fitting Instruction

Modified 07 May 2018

DG9715 - Assembly Instruction WinGD Friction Type Stays

Modified 28 May 2018

DG9715 - Assembly Instruction WinGD Single Acting Hydraulic Type Stays

Modified 07 May 2018

DG9721 - Concept Guidance for Fresh Water Generation

Modified 07 May 2018

DG9722 - Flushing Instruction for Lubricating Oil System

Modified 07 May 2018

DG9723 - Concept Guidance for Operation on Distillate Fuels

Modified 07 May 2018

DG9723 - Concept Guidance Fuel Oil System

Modified 12 September 2018

DG9723 - Concept Guidance Fuel Oil Treatment

Modified 07 May 2018

DG9726 - Concept Guidance for HP SCR Installation

Modified 07 May 2018

DG9730 - Recommended Fluid Flow Rates vs Velocities

Modified 07 May 2018

Drawings

Engine or Platform Outline Views

5 Cylinder Engine Execution

Modified 05 June 2018

6 Cylinder Engine Execution

Modified 05 June 2018

7 Cylinder Engine Execution

Modified 05 June 2018

Pipe Connection Plan

6 Cylinder Engine Execution

Modified 01 May 2018

Marine Installation Drawing Set (MIDS)

DG9710 - Engine Seating & Foundation

Modified 05 June 2018

DG9710-01 - Tool Engine Alignment

Modified 05 June 2018

DG9715 - Engine stays

Modified 24 July 2018

DG9721 - Cooling Water system

Modified 05 June 2018

DG9722 - Lubricating Oil system

Modified 05 June 2018

DG9723 - Fuel Oil System

Modified 27 March 2018

DG9724 - Leakage Collection & Washing system

Modified 27 March 2018

DG9725 - Starting Air System

Modified 27 March 2018

DG9726 - Exhaust System

Modified 01 June 2018

MIDS complete package

Modified 24 July 2018

Powertrain

Coupling Flange Crankshaft - Propeller shaft

Modified 19 April 2018

Engine and System Dynamics

Countermeasures

Countermeasures

Modified 05 June 2018

Forces + Moments

Forces + Moments

Modified 05 June 2018

Operation & Maintenance

Manuals

Maintenance Manual

Maintenance Manual (MM)

Modified 11 May 2018

Operation Manual

Operation Manual (OM)

Modified 11 May 2018

Fuel Lubricants Water

Validated Fluids for Engine Operation

Cooling Water

Modified 22 May 2018

Fuel

Modified 22 May 2018

Lubrication & Validated Lubricants

Modified 22 May 2018

Over a century of experience

Our Engine History

It all began with Rudolph Diesel and the Sulzer Brothers

Learn more