Language Switch

Products & ServiceMarine engines

Weichai 12M55 series marine diesel engine (2205kW)

 

Parameters Table

Type Four-stroke, water cooled, V type, turbocharged and intercooled Number of cylinders 12
Cylinder diameter/stroke 180×215(mm) Displacement 65.65L
Oil consumption rate ≤0.8g/kW·h Noise ≤105dB(A)
Minimum fuel consumption rate 190g/kW·h Idle speed 650r/min
Torque reserve 18% Rotation direction of crankshaft 
(facing the free end) 
Clockwise
Length × Width × Height 2927×1565×2637(mm) Net weight 9200kg

Model Portfolio Table

Series Model Air intake mode Rated power
kW/Ps
Speed
r/min
Fuel feeding mode Emission level Power classification
12M55* 12M55C3000-18E201 Turbocharged and intercooled 2205/3000 1800 Electronical-controlled common rail IMOⅡ P2

Remark: The delivery date of products marked with * shall be subject to the reply of the manufacturer. Product parameters and model portfolio are for reference only. Please contact relevant personnel for official information on delivery time and fishing boat model portfolio.

Product description

  Safe and reliable

  • The high-strength design of structural parts such as engine block, piston and bearing bush ensures the reliability of diesel engine under high explosion pressure
  • For turbocharger, starter, fuel system and other important parts, global excellent suppliers are used
  • The engines can withstand the most stringent bench test and three-high test (high temperature, high altitude and high cold tests) and verification, ensure the reliability of key parts and components, and the overhaul period of the whole engine is over 20000h
  • All cooling and lubrication systems are equipped with emergency interfaces
  • Perfect self-diagnosis system, perfect failure protection mode, and safe control strategy

  Strong power

  • Accurate control by electronic control units, high injection pressure, small fluctuation of rotating speed, and strong power
  • Low-speed and high-torque design with the torque reserve of 18%, quick response, and fast speed increase

  Economical and fuel-efficient

  • The fuel injection law is optimized, the fuel injection pressure, fuel injection quantity and fuel injection time are accurately controlled, the fuel is fully atomized, economic fuel consumption range is wide, and the minimum fuel consumption rate is 190g/kW•h

  Comfortable and environmentally friendly

  • It can realize multiple injections such as pre-injection and post-injection, and the noise and vibration are reduced by 20% compared with the mechanical pump system
  • Water jacket exhaust pipe and water jacket exhaust tail pipe are used to reduce engine compartment temperature
  • IMOⅡ emission standards are met

  Strong practicability

  • LCD Internet instruments, vibration isolators, and hand-pressed oil well pumps can be equipped to meet the requirements of different customers 
  • The whole engine adopts modular design and is featured by compact structure and convenient compartment layout
  • The observation hole is placed on the side of the engine block, which is convenient for maintenance; The whole engine is compact and has good appearance
  • Different control strategies are adjusted according to different performance requirements
  • Receive/output various control signals, which meet the requirements of automation control
Back to top

R & D

20000 +
Global R & D personnel
5+10 
R & D institutions in five countries, ten regions

Engines

  • 5,000,000 units
  • 22-10000Ps
  • 200 million kilowatts
  • Application for all markets