Weichai CW250 Series of Marine Diesel Engine 1103Kw-1960Kw
CW250 family is medium-speed marine diesel engine, adopting four strokes, in line configuration, water cooled system, supercharging system and inter-cooled technologies. It is independently designed, developed and manufactured by Weichai by absorbing advanced technology of its counterparts from both home and abroad. This family has advantages of compact structure, good reliability, high economic performance, easily operation and maintenance.
The CW250 series have passed the International Association Classification Society Certificates of CCS, ZY, ABS, GL, BV, DNV , RS and LR.
They supply ideal power solutions for passenger ships, transport vessels, fishing boats and engineering vessels. They can also be used as auxiliary engines for various vessels or prime power for land Genset and other power equipments.
| tem | Unit | engine type | ||||||||
| CW 6250 ZLC |
CW 6250 ZLC-2 |
CW 6250 ZLC-1 |
CW 6250 ZLC-3 |
CW 6250 ZLC-1N |
||||||
| intake mode | turbocharged and intercooled | |||||||||
| number of cylinders | 6 | |||||||||
| bore X stroke | mm | 250×300 | ||||||||
| displacement | L | 88.36 | ||||||||
| compression ratio | 13 | |||||||||
| rated power | KW | 1470 | 1323 | 1103 | 1103 | 1058 | ||||
| rated speed | r/min | 1000 | 900 | 750 | 750 | 720 | ||||
| min. fuel oil consumption | g/(KW.h) | ≤196 | ||||||||
| lub oil and fuel consumption ratio | g/(KW.h) | ≤1.2 | ||||||||
| noise | dB | ≤110 | ||||||||
| fuel | 0#diesel,1500s heavy oil | |||||||||
| minimum steady working speed | r/min | 400 | 360 | 300 | 300 | 288 | ||||
| start mode | air motor | |||||||||
| net weight | Kg | 12000 | ||||||||
| rotation direction of crankshaft (seen from the free end) | clockwise | counter clockwise | ||||||||
| dimension | A | mm | 3820 | |||||||
| B | mm | 1400 | ||||||||
| C | mm | 2460 | ||||||||
Note: ZLC means supercharge intercooling marine main engine, ZLD means supercharge intercooling marine marine auxiliaries
| Item | Unit | engine type | ||||||
| CW8250ZLC | CW8250ZLC-2 | CW8250ZLC-1 | ||||||
| intake mode | turbocharged and intercooled | |||||||
| number of cylinders | 8 | |||||||
| bore X stroke | mm | 250×300 | ||||||
| displacement | L | 117.81 | ||||||
| compression ratio | 13 | |||||||
| rated power | KW | 1960 | 1760 | 1470 | ||||
| rated speed | r/min | 1000 | 900 | 750 | ||||
| min. fuel oil consumption | g/(KW.h) | ≤200 | ||||||
| fuel consumption @ rated power | g/(KW.h) | ≤1.3 | ||||||
| noise | dB | ≤110 | ||||||
| fuel | 0# diesel,1500s heavy oil | |||||||
| start mode | air motor | |||||||
| net weight | Kg | 15300 | ||||||
| minimum steady working speed | r/min | 400 | 360 | 300 | ||||
| rotation direction of crankshaft (seen from the free end) | clockwise | |||||||
| dimension | length | A | 4730 | 4600 | ||||
| width | B | 1400 | ||||||
| height | C | 2500 | 2460 | |||||
Note: ZLC means supercharge intercooling marine main engine, ZLD means supercharge intercooling marine marine auxiliaries
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