The MAN L23/30S engine is a turbocharged, single-acting four-stroke diesel engine of the trunk piston type with a cylinder bore of 225 mm and a stroke of 300 mm. The crankshaft speed is 720, 750 or 900 rpm.

The engine can be delivered as an in-line engine with 5 to 8 cylinders.

Reliable workhorse

The L23/30S is known as a well-proven workhorse and is recognised worldwide as an ultra reliable and robust GenSet with long time between overhauls.

The engine can operate on a variety of fuels, such as DO, MGO, HFO, biofuels and crude oil. The engine fulfils the WBII emission level and can be optimised further if required.

  • Typical performance data
  • Dimensions

Typical Performance Data - MAN L23/30S

Bore 225 mm, Stroke 300 mm

5L

6L

7L

8L

Engine speed

rpm

750/720

750/720 750/720 750/720
Frequency

Hz

50/60

50/60 50/60 50/60
Electr. Genset power

kW

710/682

852/818

995/954

1,137/1,091

           

Bore 225 mm, Stroke 300 mm

 

6L

7L

8L

Engine speed

rpm

 

900

900

900

Frequency

Hz

 

60

60

60

Electr. Genset power

kW

 

1,008

1,176

1,344

Dimensions      
 Cyl. No.    5  6  6  7  7  8  8

                

rpm

750/

720

750/

720

900

750/

720

900

 750/

720

 900

A

mm

3,369

3,738

3,738

4,109

4,109

 4,475

 4,475

B

mm

 2,155

 2,265

2,265 

2,395 

2,392 

2,480

2,480 

C

mm

5,524

6,004

6,004

6,504

6,504

 6,959

 6,815

W

mm

1,690

1,690

1,768

1.715

1,888

1,715

 1,888

H

mm

2,402

2,402

2,466

2,466

2,466

 2,466

 2,466

Dry mass

t

18.5

19.7

19.7

23.0

23.0

 25.5

 25.5

Weights and dimensions are subject to final application

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

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