RT-flex50-D

Economic propulsion suited to a wide range of ship types and sizes

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 13,960kW at 95 to 124rpm.

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

Basic Engine Data

Technical Information

WinGD RT-flex50-D

IMO Tier II/Tier III (SCR)
Cylinder bore
500mm
Piston stroke
2050mm
Speed
95-124rpm
Stroke/bore
4.10
Mean effective pressure at R1
21.0 bar

Rated power, principal dimensions and weights

Output in kw at
124rpm95rpmLength A (mm)Length A* (mm)Weight (tonnes)
Cyl.R1R2R3R4
5872566506700510055766793200
61047079808040612064567670225
7122159310938071407336255
813960106401072081608216280
Output in kw at
124rpm95rpm
Cyl.R1R2R3R4
58725665067005100
610470798080406120
712215931093807140
81396010640107208160
Cyl.Length A (mm)Length A* (mm)Weight (tonnes)
555766793200
664567670225
77336255
88216280
Dimensions in mm
B C D E E*
3150 1088 7646 3570 1900
F1 F2 F3 G
9270 9270 8800 1636

Brake specific fuel consumption (bsfc) in g/kWh

Full load, Rating point R1 R2 R3 R4
BMEP, bar 21.0 16.0 21.0 16.0
BSFC Standard Tuning 168.8 162.8 168.8 162.8
Part load, % of R1 85 70 85 70 65
Tuning variant Standard Standard Delta Delta Low-load
BSFC 165.2 163.5 164.5 162.0 158.9
Full load, Rating point
BMEP, bar
R1 R1 R3 R4
21.0 16.0 21.0 16.0
BSFC
Standard Tuning
R1 R1 R3 R4
168.8 162.8 168.8 162.8
Part load, % of R1
Tuning variant
85 70 85 70 65
Standard Standard Delta Delta Low-load
BSFC
85 70 85 70 65
165.2 163.5 164.5 162.0 158.9

Configuration

Extent of delivery

Extent of Delivery (DOD)

Modified 14 May 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 07 May 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 01 May 2018

6 Cylinder Engine Execution

Modified 01 May 2018

7 Cylinder Engine Execution

Modified 01 May 2018

8 Cylinder Engine Execution

Modified 01 May 2018

Pipe Connection Plan

5 Cylinder Engine Execution

Modified 01 May 2018

6 Cylinder Engine Execution

Modified 01 May 2018

7 Cylinder Engine Execution

Modified 01 May 2018

Marine Installation Drawing Set (MIDS)

DG9710 - Engine Seating & Foundation

Modified 27 March 2018

DG9710-01 - Tool Engine Alignment

Modified 27 March 2018

DG9715 - Engine stays

Modified 01 June 2018

DG9721 - Cooling Water system

Modified 27 March 2018

DG9722 - Lubricating Oil system

Modified 01 June 2018

DG9723 - Fuel Oil System

Modified 27 March 2018

DG9724 - Leakage Collection & Washing system

Modified 27 March 2018

DG9725 - Starting Air System

Modified 22 May 2018

DG9726 - Exhaust System

Modified 01 June 2018

MIDS complete package

Modified 01 June 2018

Powertrain

Coupling Flange Crankshaft - Propeller shaft

Modified 27 March 2018

Engine and System Dynamics

Countermeasures

Countermeasures

Modified 28 May 2018

Forces + Moments

Forces + Moments

Modified 28 May 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

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