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Weichai-Man L21/31 Series of Marine Diesel Engine 1290Kw-1935Kw

Weichai-Man L21/31 Series of Marine Diesel Engine 1290Kw-1935Kw thumbnail-1
Weichai-Man L21/31 Series of Marine Diesel Engine 1290Kw-1935Kw photo-1
US$ 5,000 - 50,000 MOQ: 1 Piece
Key Specifications
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Condition:
New
Engine:
4 Stroke
Engine Capacity:
> 6L
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Xiamen Sitaiqi Industry & Trade Co., Ltd.
Payment & Shipping
Payment Methods:
Port of Shipment:
Shanghai or other ports in China Mainland
Delivery Detail:
Delivery time depends on order quantity.

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Condition New
Engine 4 Stroke
Fuel Type Diesel
Cylinders 6
Engine Position Inboard
Dimensions (L x W x H) (mm) 4544*1695*3113mm
Product Description

 After a production agreement reached by Weichai and world No.1 marine diesel engine manufacturer---Germany-based MAN AG, Weichai-MAN L21/31 series marine diesel engines were introduced to China. Adopting the integral rigid design, this series achieve high security. Its cylinder units, which can be easily installed and taken apart, are integrally installed. Adopting the state-of-art turbocharger and dual inter-cooler from MAN AG, this series products pride themselves in their intake performance. What's more, Its SaCosOne security control system from MAN AG fully ensures its reliability. With the capability of burning MGO, MDO and HFO,  Highly powerful and economic, engines used for main propulsion consist of 6, 7, 8 or 9 cylinders with a rotation speed of 1,000r/min and power coverage of 1,290-1,935kW (min. fuel oil consumption: 192g/kWh; lub oil consumption <0.8g/kWh).

 

This series have passed the International Association Classification Society Certificates of CCS, ZY, ABS, GL, BV, DNV , RS and  LR.

 

Weichai-Man L21/31 Series of Marine Diesel Engine 1290Kw-1935Kw

 

Product Application

 This series engines are well adapted to various working conditions. It is mainly used as the main and auxiliary engines for ships.

 

 

Main Technical Data

 

Item Unit Engine type
6L21
/31		 7L21
/31		 8L21
/31		 9L21
/31
Intake mode   turbocharged and intercooled
Number of cylinders   6 7 8 9
bore X stroke   210×310
displacement L 64.2 74.9 85.6 96.3
compression ratio   16.5
rated speed r/min 1000 1000 1000 1000
rated power KW 1290 1505 1720 1935
min. fuel oil consumption g/KWh 192
fuel consumption @ rated power g/KWh 195
cooling mode   water cooling   low and high tempreture fresh water binary
start mode   air motor
rotation direction of crankshaft (seen from the free end)   clockwise
dimension L mm 4544 4899 5245 5609
H mm 3113 3267 3267 3267
W mm 1695 1695 1820 1820
H* mm 2500 2500 2500 2500
net weight  t 16 17.5 19 20.5


Note: H* is the hoisting height benchmarked at the center of the bent axle. 

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Xiamen Sitaiqi Industry & Trade Co., Ltd.
Business Type
Trading Company
Year Established
2005
Factory Size
Below 1,000 square meters
Total Employees
11 - 50 People
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