W (SC33W)Series Marine Engine
Description
The W series engine is designed for meeting the high power demands of heavy duty marine power systems. It is a new generation of marine diesel engine which is researched and developed on the basis of military products, and by introducing and absorbing internationally advanced technology. Its various technical indexes all have reached advanced levels.
This series engine is characterized by outstanding fuel economy, high torque reserve, compact structure, high reliability, good emission, etc. It is widely used in inland and coastal shipping, fishing boats, working ships, passenger ships and other ships, as well as 490-792kW marine generator sets.
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- Four-valve per cylinder, P11 high quality oil pump and double turbocharger configuration can increase air flow to make the combustion more full. The minimum specific fuel consumption is 193g/kW.h and the oil consumption is 0.3g/kW.h,delivering low operating costs.
- With a gantry type cylinder block structure and rear gear chamber, this engine has features of compact structure, high overall rigidity and smooth operation. And it is strictly checked and verified according to MHI standard with high reliability. And its power has improved by 17% compared with the domestic similar products. The torque is more than 4500N.m, the power covers a wide range, and the acceleration performance is good.
- This engine is equipped with dual-layer high-pressure oil pipe, dual-booting flywheel house with optional single and dual booting and optional electric/manual priming oil pump, having complete configuration and wide application.
- W series engine adopts one cylinder and one head structure and the overall appearance is simple, with good accessibility and convenient maintenance.
Related Products
diesel engine, SDEC engine, commercial engine, industrial engine
| Model | SC33W/SC38W |
| Type | In-Line Type, Water-Cooled, 4-Stroke, Wet Cylinder Liners |
| Bore/Stroke | 180x215mm/180x250mm |
| Min. Fuel Consumption | 190g/kW.h |
| Starting Method | Air Start, Electric Start, Air/Electric Start |
| Firing Sequence | 1-5-3-6-2-4 |
| Noise | ≤110dB (A) |
| Crankshaft Rotation Direction (facing the flywheel) | Counterclockwise |
| Cylinder No. | 6 |
| Displacement | 32.8L/38.2L |
| Oil Consumption | 0.5g/kW.h |
| Certificate | CCS/IMOⅡ |
| Flywheel and Flywheel Housing | SAE0#&18# |
| Engine Overhaul Period | 20000h |
| Net Weight | 3800kg/4200kg |
| Dimensions (LxWxH) | 2453x1271x195mm (SC33W) 2487x1196x19461mm (SC38W) |
| Model | Type | Displacement | Rated power（KW） | Rated power（HP） | Speed(rpm) | Aspiration | fuel control system | Output interface | Weight(kg) | Cert. | Emission |
| SC33W680CA2 | 6 Cylinders / In-Line | 32.8L | 490 | 666 | 1350 | TA | Mechanical | SAE 0#/18′ | 3400 | CCS | IMO TIER II |
| SC33W765CA2 | 6 Cylinders / In-Line | 32.8L | 561 | 763 | 1500 | TA | Mechanical | CCS | IMO TIER II | ||
| SC33W825.1CA2 | 6 Cylinders / In-Line | 32.8L | 588 | 800 | 1350 | TA | Mechanical | CCS | IMO TIER II | ||
| SC33W825CA2 | 6 Cylinders / In-Line | 32.8L | 595 | 810 | 1500 | TA | Mechanical | CCS | IMO TIER II | ||
| SC33W880.1CA2 | 6 Cylinders / In-Line | 32.8L | 640 | 870 | 1350 | TA | Mechanical | CCS | IMO TIER II | ||
| SC33W880CA2 | 6 Cylinders / In-Line | 32.8L | 640 | 870 | 1500 | TA | Mechanical | CCS | IMO TIER II | ||
| SC33W950CA2 | 6 Cylinders / In-Line | 32.8L | 690 | 938 | 1500 | TA | Mechanical | / | / | ||
| SC33W1000CA2 | 6 Cylinders / In-Line | 32.8L | 725 | 986 | 1500 | TA | Mechanical | / | / | ||
| SC33W1100CA2 | 6 Cylinders / In-Line | 32.8L | 792 | 1077 | 1500 | TA | Mechanical | / | / | ||
| SC38W880.12CA1 | 6 Cylinders / In-Line | 38.2L | 637 | 866 | 1200 | TA | EUP | SAE 0#/18′ | 4200 | CCS | IMO TIER II |
| SC38W950.12CA1 | 6 Cylinders / In-Line | 38.2L | 686 | 933 | 1200 | TA | EUP | CCS | IMO TIER II | ||
| SC38W1000.12CA1 | 6 Cylinders / In-Line | 38.2L | 720 | 979 | 1200 | TA | EUP | CCS | IMO TIER II |
W (SC33W)Series Marine Engine
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