WP4.6N series truck engine
WP4.6N series truck engine
|Number of valves per cylinder||Rated power/speed
|Min. fuel consumption on external characteristic curve
|Technical route||Applicable model|
|WP4.6NQ220E50||4.58||4||162/2300||800/1200-1800||193||Common rail + SCR|
|WP4.6NQ220E61||4.58||4||162/2300||800/1200-1800||193||Common rail + EGR + DOC + DPF + SCR|
- Emission standards: China V and China VI
- Technical route: The electronically controlled high-pressure common rail system is used to ensure precise control.
- Comfort: The customized development of NVH ensures low noise and vibration.
- Light weight: Its applies a large number of cast aluminum parts and is the lightest one among those products of same power.
- Small size: The engine is smaller than competing products in size, ensuring the easy assembling in OEM.
- Electronic control system: The independent ECU control system with functions developed for light-duty trucks ensures good adaptability.
- Low-pressure circuit: It ensures electronically controlled fuel pumping, good low temperature starting performance, and strong fuel adaptability.
- Intake system: The four-valve structure guarantees high intake efficiency and more efficient combustion.
- Cooling system: The Weichai electromagnetic clutch fan and silicone oil clutch fan are optional, which ensure good cooling effect.
More safe and reliable
- The movement speed of moving parts is reduced, and the movement time is prolonged.
- The wear of friction pairs per unit time is reduced.
- The service life of the crankshaft flywheel system and gear system is prolonged.
- Power: 103kw~118kw, maximum torque: 480Nm/(1400~2300)r/min.
- The engine has higher torque and higher power when compared with competing products of same displacement.
- The speed ratio of drivetrain is reduced, improving transmission efficiency.
- Fuel system: The fresh air system guarantees good reliability and excellent
- The driver‘s shift schedule is improved, reducing fuel consumption.
- The rear PTO is optional
- The high frequency torsional vibration zone of the engine is avoided.
- The noise reduction flywheel housing and the domestic advanced anechoic chamber are used to reduce noise.
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