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Wärtsilä
6LW38-GS-50Hz
The Wärtsilä 6LW38‑GS‑50Hz is a medium‑speed, 4‑stroke, 6‑cylinder diesel generator set delivering about 2.7 MW (3420 kVA) of electrical power for ship service and emergency loads.
2880.0 kW
Power
Engine Specifications
6
Cylinders
380 mm
Bore
475 mm
Stroke
4-stroke
Stroke Type
Components & Design
Component data being added…
Technical Data
Mean Effective Pressure (MEP)
2.7 MPa
Mean Piston Speed
9.5 m/s
Power per Cylinder
660–725 kW
Piston Displacement per Cylinder
53.9 liters
Valves per Cylinder
2 inlet + 2 exhaust
Engine Speed Class
Medium-speed (600 rpm)
Weight Range
90–200 tons (6L38 to 16V38)
Cylinder Bore Class
400 mm class
power kw
2880
rpm
750
fuel type
HFO/MDO
configuration
L
genset kw
2736
genset kva
3420
frequency hz
50
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Common failures & inspection points
Cold Corrosion of Cylinder Liners - Sulfuric acid formation from fuel sulfur content when liner temperatures fall below acid dew point; piston ring sticking in
Cylinder Liner Wear & Piston Ring Degradation - Chrome coating peeling from low residual alkalinity (BN) in cylinder oil; groove sticking allows combustion gas
Turbocharger Overhaul Cycle - Major service required every ~50,000 operating hours; rotating parts replacement mandatory; compressor wheel subject to foreign ob
Exhaust Valve Seat Recession - Gradual erosion of valve seat from combustion temperatures and abrasive exhaust gas erosion; valve sinks progressively deeper; de
Shaft Seal & Main Bearing Wear - Stern tube bearing clearance degradation from extended service; shaft seals subject to silt/sand ingestion in coastal/river ser
Type-general inspection and maintenance points for this equipment category — not model-specific.
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Equipment Model #124682
· ✓ still in production