Product Details

Product Description

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.

Product Application

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.

Main Technical Data

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