WP2.3N/WP3N/WP4.1N/WP6/WP7/WP10/WP12/WP13/M26/M33/M55 and other high-speed motor products are mainly used in high-speed boats, passenger ships, fishing boats, and main engines of inland water transportation in inland and offshore markets. and auxiliary engines; WHM6160/170/6WH17/12WH17 medium-speed engine products, mainly used in bulk carriers, passenger rollers, official vessels, marine support vessels, ocean-going fishing vessels, engineering vessels, multi-purpose vessels, offshore The main engine and auxiliary engine of the traffic management ship. CW200/CW250/WH620/WH20/WH25/WH28 and other medium-speed engine products are mainly used in the main and auxiliary engines of engineering ships, passenger ships, fishing ships and bulk carriers in the inland, offshore and ocean markets; MAN series L21/31, L27 /38, L32/40 and V32/40 products are mainly used in the main engines, electric propulsion and auxiliary engines of bulk carriers, engineering ships, multi-purpose ships, and marine traffic management ships in the offshore and ocean-going markets.
Product parameters
| Type |
V-type, four-stroke, water-cooled, direct injection |
Number of cylinders |
12 |
| Bore/Stroke |
170×200(mm) |
Displacement |
54.48L |
| Start method |
Electric start/air start |
oil consumption rate |
≤0.3g/kW.h |
| noise |
≤111dB(A) |
idle speed |
650±30（r/min） |
Crankshaft rotation direction
(facing flywheel end) |
counterclockwise |
net weight |
5300kg |
| length x width x height |
2324×1552×1988(mm) |
Product spectrum
| series |
model |
Intake method |
Rated power kW/Ps |
Speed r/min |
Oil supply method |
emission level |
power classification |
| 12WH17* |
12WH17C1224-2* |
Turbocharged |
900/1224 |
1200 |
Electronically controlled common rail |
IMO II/China II |
P1 |
| 12WH17C1360-2* |
Turbocharged |
1000/1360 |
1200 |
Electronically controlled common rail |
IMO II/China II |
P1 |
| 12WH17C1496-2 |
Turbocharged |
1100/1496 |
1200 |
Electronically controlled common rail |
IMO II/China II |
P1 |
| 12WH17C1564-5 |
Turbocharged |
1150/1564 |
1500 |
Electronically controlled common rail |
IMO II/China II |
P1 |
| 12WH17C1700-5 |
Turbocharged |
1250/1700 |
1500 |
Electronically controlled common rail |
IMO II/China II |
P1 |
| 12WH17C1836-5 |
Turbocharged |
1350/1836 |
1500 |
Electronically controlled common rail |
IMO II/China II |
P1 |
| 12WH17C1972-5 |
Turbocharged |
1450/1972 |
1500 |
Electronically controlled common rail |
IMO II/China II |
P1 |
| 12WH17C2203-5* |
Turbocharged |
1620/2203 |
1500 |
Electronically controlled common rail |
IMO II/China II |
P2
|
12WH17 series marine diesel engine
- 15% torque reserve
- Minimum fuel consumption 185g/kW.h
- Overhaul period 20000h
- Emissions meet IMO II/China II
Product advantages
Safe and reliable
- Diesel engine overhaul period is more than 20000h
- Using vermicular graphite cast iron body and cylinder head, forged steel crankshaft, high rigidity and large safety factor
- Utilizing Weichai's global excellent supplier system, the quality of parts is reliable
- Dust-free, constant temperature assembly workshop, high-precision test stand
Powerful
- High power, single cylinder power 135kW
- High explosion pressure, leading products in the same category
- Four turbo configuration, can make good use of exhaust energy, improve dynamic response and efficiency
- 50% rated speed can reach 115% rated torque
Energy saving and environmental protection
- High-efficiency intake and exhaust system, pulse supercharging system, minimum fuel consumption rate of 185g/kW•h
- Three piston rings + scraping carbon ring design, the lowest oil consumption rate is 0.3g/kW•h
- Emissions meet the requirements of IMO Tier II and China Stage II regulations
intelligent network
- Weichai smart cloud platform, big data processing, remote diagnosis
- Ship connected to my smart terminal, maintenance reminder
- Fleet intelligent management, data collection and monitoring, improve operational efficiency
- It can realize the integrated control of engines, gearboxes, thrusters and other equipment, and provide an overall solution
