MAN L23/30H Marine diesel engine

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Condition:New	Usage:Boat	Fuel:Diesel	Stroke:4 Stroke
Cylinder:Multi-cylinder	Cold Style:Air-cooled	Start:Electric Start	Place of Origin:Hebei China (Mainland)
Brand Name:MAN	Model Number:L23/30H

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Marine diesel engine
Bore:225mm,Stroke:300mm
Speed Frequency		r/min Hz	720 60 Eng.kw Gen.kw*		750 50 Eng.kw Gen.kw*		900 60 Eng.kw Gen.kw*
5L23/30H			650 620		675 640
6L23/30H			780 740		810 770		960 910
7L23/30H			910 865		945 900		1,120 1,065
8L23/30H			1,040 990		1,080 1,025		1,280 1,215

Dimensions
Cyl.No.		5	6	6	7	7	8	8
	r/min	720/750	720/750	900	720/750	900	720/750	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	2,395	2,480	2,340
C	mm	5,524	6,004	6,004	6,504	6,504	6,959	6,815
H	mm	2,383	2,383	2,815	2,815	2,815	2,815	2,815
Dry mass	t	18.0	19.7	21.0	21.4	22.8	23.5	24.5

Note:The above dimension:only reference. The final dimensions are determined by the type of generator.
*Based on nominal generator efficiencies of 95%

L23/30H
Configuration	In-line
Bore	225mm
Stroke	300mm
Speed	720/750/900 rpm
Piston speed	7.2/7.5/9m/sec
Mean eff.press	18.2/18.1/17.9 bar
Max.combust.press	130 bar
Fuel quality:	HFO up to 700cSt/50°C(BSMA 100-M9)
P Free passage between the engines,width 600mm and height 2000mm.
Q~Min.distance between centre of engines:2250mm.