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CHARACTERISTICS

Water-cooled 6-, and 8-cylinder in-line-engines.

 

Four stroke, direct fuel injection.

 

Turbocharger and charge air cooling.

 

Cylinder heads with 4-valve technology.

 

Power-take off on both ends of crankshaft.

 

Engine driven pumps on free end of crankshaft.

 

BENEFITS

High reliability of the engine.

 

Low operational costs due to easy maintenance and long maintenance intervals.

 

Low fuel and lubricating oil consumption.

 

Clean combustion, even on part load

 

AL20

MDO: 450-820 kW at 720-1000 min

-1

HFO: 420-760 kW at 720-1000 min

-1

 

TOTAL SERVICE

SULZER 4-stroke ENGINES

Summary of Contents for AL20

Page 1: ...ke off on both ends of crankshaft Engine driven pumps on free end of crankshaft BENEFITS High reliability of the engine Low operational costs due to easy maintenance and long maintenance intervals Low fuel and lubricating oil consumption Clean combustion even on part load AL20 MDO 450 820 kW at 720 1000 min 1 HFO 420 760 kW at 720 1000 min 1 TOTAL SERVICE SULZER 4 stroke ENGINES ...

Page 2: ...A12 type Turbocharger The turbocharger is mounted on the front end ABB VTR type or Napier Pump drive The oil pump cooling water pump and fuel booster pump are mounted on the front end Provision is made for driving an extra cooling water pump Fuel system The fuel system is pressurized by a built on feed pump Fuel circulates over the fuel day tank Optionally external fuel supply is possible Lubricat...

Page 3: ...1000 min 1 kW 615 820 General data Specific fuel consumption 2 at 900 min 1 g kWh 213 at 1000 min 1 g kWh 213 1 Up to 500 cST 50 C viscosity in marine auxiliary applications and 380 cST 50 C viscosity in marine propulsion and stationary applications 2 For net caloric value 42 707 kJ kg 10 200 kcal kg and ISO standard reference condition Power declarations based on the following ISO standard refere...

Page 4: ...ail service sales nl wartsila com z www wartsila com A E F B C D DIMENSIONS 0910 WNL0091 PRINCIPAL ENGINE DIMENSIONS mm AND WEIGHTS t Engine type type A B C D E F Weight Weight 6AL20 2780 1620 340 1190 792 1060 6 4 8AL20 3530 1620 340 1350 792 1160 8 2 WÄRTSILÄ and SULZER are registered trademarks Copyright 2010 Wärtsilä Corporation ...

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