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 |
Four-stroke, water-cooled, in-line, supercharged and intercooled |
Number of cylinders |
4 |
| Bore/Stroke |
94×107(mm) |
Displacement |
2.97L |
| Start method |
Electric start |
oil consumption rate |
≤0.1g/kW.h |
| noise |
≤93dB(A) |
idle speed |
750±50r/min |
Crankshaft rotation direction
(facing flywheel end) |
hour hand |
net weight |
337kg |
| length x width x height |
830×690×775(mm) |
Product spectrum
| series |
model |
Intake method |
Rated power kW/Ps |
Calibration speed r/min |
Oil supply method |
emission level |
power classification |
| WP3N |
WP3NC115-30E220 |
Turbocharged |
85/115 |
3000 |
Electronically controlled common rail |
IMO II/China II |
P3 |
| WP3NY115-30E220 |
Turbocharged |
85/115 |
3000 |
Electronically controlled common rail |
IMO II/China II |
P3 |
| WP3NC130-30E220 |
Turbocharged |
95/130 |
3000 |
Electronically controlled common rail |
IMO II/China II |
P3 |
| WP3NY130-30E220 |
Turbocharged |
95/130 |
3000 |
Electronically controlled common rail |
IMO II/China II |
P3 |
| WP3NC150-30E220 |
Turbocharged |
110/150 |
3000 |
Electronically controlled common rail |
IMO II/China II |
P3 |
| WP3NY150-30E220 |
Turbocharged |
110/150 |
3000 |
Electronically controlled common rail |
IMO II/China II |
P3 |
| WP3NC160-30E220 |
Turbocharged |
118/160 |
3000 |
Electronically controlled common rail |
IMO II/China II |
P3 |
| WP3NY160-30E220 |
Turbocharged |
118/160 |
3000 |
Electronically controlled common rail |
IMO II/China II |
P3
|
WP3N series marine diesel engine
- 27% torque reserve
- Minimum fuel consumption 193g/kW.h
- Overhaul period 12000h
- Emissions meet IMO II/China II
Product advantages
Reliable and durable
- The high-strength design of structural parts such as body, piston and bearing shell ensures the reliability of diesel engine under high explosion pressure
- Utilizing Weichai's global excellent supplier system, the quality of parts is reliable
- Dust-free, constant temperature assembly workshop, high-precision test stand
Powerful
- Large torque in the low and medium speed range, continuous output and strong power
- Precise control by electronic control unit, high fuel injection pressure and excellent acceleration performance
- 50% rated speed can reach 100% rated torque
Economical and fuel-efficient
- Optimize the fuel injection law, accurately control the fuel injection pressure, fuel injection quantity and fuel injection time, and fully atomize the fuel
- Wide range of economical fuel consumption, minimum fuel consumption rate of 193g/kW·h
- Oil replacement cycle ≥ 500h
Comfortable and environmentally friendly
- Rear gear chamber, closed flywheel housing noise reduction design, effectively reduce noise
- Adopting the body reinforcing plate and the offset structure of the piston pin, the vibration of the whole machine is better than that of competing products
- Adopt electronically controlled multiple injection, greatly reduce vibration and noise, idle noise 74dB (A)
- Emissions meet China’s Phase II regulatory requirements
Practical
- Special LCD Internet instrument, vibration isolation pad, water jacket exhaust pipe, etc. are optional
- Weichai smart cloud platform, big data processing, remote diagnosis
- Ship connected to my smart terminal, maintenance reminder
- The whole machine is compact in structure and controlled by a variety of signals to meet the requirements of automation
