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 |
In-line, four-stroke, water-cooled, direct injection |
Number of cylinders |
6/8 |
| Bore/Stroke |
280×410(mm) |
Displacement |
151.5L/202L |
| Start method |
Compressed air/air motor start |
oil consumption rate |
≤0.5g/kW.h |
| noise |
≤114dB(A) |
idle speed |
320r/min |
Crankshaft rotation direction
(facing flywheel end) |
Clockwise |
/ |
/ |
| Length×width×height/net weight |
6 cylinder
8 cylinder |
5068×1967×3510(mm)
5972×1967×3520(mm) |
24000kg
29000kg |
Product spectrum
| series |
model |
Rated power kW/Ps |
Calibration speed r/min |
Oil supply method
|
emission level |
power classification |
| WH28 |
WH28C2500-7.5* |
1838/2500 |
750 |
mechanical pump |
IMO II/China I |
P1 |
| WH28C2790-6.5 |
2050/2790 |
650 |
mechanical pump |
IMO II/China I |
P1 |
| WH28C2856-6.5* |
2100/2856 |
650 |
mechanical pump |
IMO II/China I |
P1 |
| WH28C2940-7.2 |
2160/2940 |
720 |
mechanical pump |
IMO II/China I |
P1 |
| WH28C3000-7.5 |
2206/3000 |
750 |
mechanical pump |
IMO II/China I |
P1 |
| WH28C3060-7.2 |
2250/3060 |
720 |
mechanical pump |
IMO II/China I |
P1 |
| WH28C3060-7.5 |
2250/3060 |
750 |
mechanical pump |
IMO II/China I |
P1 |
| WH28C3265-7.5* |
2400/3265 |
750 |
mechanical pump |
IMO II/China I |
P1 |
| WH28C3265-8 |
2400/3265 |
800 |
mechanical pump |
IMO II/China I |
P1 |
| WH28C3675-8* |
2700/3675 |
800 |
mechanical pump |
IMO II/China I |
P1
|
WH28 series marine diesel engine
- Minimum fuel consumption rate 180g/kW.h
- Overhaul period 35000h
- Emissions meet IMO II/China II
Product advantages
Safe and reliable
- Product overhaul period 35,000 hours
- High-quality and high-strength body, equipped with side pull bolts to ensure optimal stress distribution of the body and improve service life
- 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 450kW
- High explosion pressure, more than 20% higher than similar products
- Matching the dual-supercharger configuration, the low-speed response of the engine is better, and the low-speed torque reserve is increased by 30%, and the power is stronger
- 50% rated speed can reach 70% rated torque
Energy saving and environmental protection
- High injection pressure, high-efficiency intake and exhaust system, combined with pulse supercharging, the minimum fuel consumption rate is 180g/kW.h
- Three-ring structure, with carbon scraping ring, the lowest oil consumption rate is 0.5g/kW.h
- Emissions meet the requirements of IMO Tier II and China Stage II regulations
Easy to operate
- Mature structure, modular design, strong maintainability
- Three-stage connecting rod, lower maintenance height, convenient hanging cylinder, easy maintenance
- Humanized human-computer interface, touch screen
