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  • Weichai WH25 series marine diesel engine (1250-2680kW)

Weichai WH25 series marine diesel engine (1250-2680kW)

No.00519
In-line, four-stroke, water-cooled, direct injection Number of cylinders 6/8 Displacement 97.19L/129.59L Net weight 16800kg 20000kg
  • Weichai WH25 series marine diesel engine (1250-2680kW)
Desciption

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 250×300(mm) Displacement 97.19L/129.59L
Start method Air/electric start oil consumption rate ≤0.5g/kW.h
noise ≤110dB(A) idle speed 400r/min
Crankshaft rotation direction
(facing flywheel end)
Clockwise / /
Length×width×height/net weight 6 cylinder
8 cylinder
4536×1710×2829(mm)
5136×1710×2829(mm)
16800kg
20000kg

Product spectrum

 

series model Rated power kW/Ps Calibration speed r/min

Oil supply method

emission level power classification
WH25* 6WH25LC1700-6.5* 1250/1700 650 unit pump IMO II/China II P1
6WH25LC2000-7.5 1470/2000 750 unit pump IMO II/China II P1
6WH25LC2204-9 1620/2204 900 unit pump IMO II/China II P1
6WH25LC2448-9 1800/2448 900 unit pump IMO II/China II P1
6WH25LC2448-1 1800/2448 1000 unit pump IMO II/China II P1
6WH25LC2734-1* 2010/2734 1000 unit pump IMO II/China II P1
8WH25LC2200-6* 1618/2200 600 unit pump IMO II/China II P1
8WH25LC2500-7.5* 1838/2500 750 unit pump IMO II/China II P1
8WH25LC2720-7.5* 2000/2720 750 unit pump IMO II/China II P1
8WH25LC3000-9 2207/3000 900 unit pump IMO II/China II P1
8WH25LC3265-1 2400/3265 1000 unit pump IMO II/China II P1
8WH25LC3300-9* 2427/3300 900 unit pump IMO II/China II P1
8WH25LC3645-1* 2680/3645 1000 unit pump IMO II/China II P1

 

WH25 series marine diesel engine

  • Minimum fuel consumption 180g/kW.h
  • Overhaul period 25000h
  • Emissions meet IMO II/China II

Product advantages

  Safe and reliable

  • Product overhaul period 25,000 hours
  • The body is made of vermicular graphite cast iron, combined with reasonable reinforcement design, with high strength and large safety factor
  • Crankshaft adopts high-strength alloy steel fiber die forging, fully balanced structure, low vibration and high reliability
  • 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 335kW
  • High explosion pressure, leading products in the same category
  • High-efficiency pulse booster system for improved dynamic response and efficiency
  • 50% rated speed can reach 90% rated torque

  Energy saving and environmental protection

  • Efficient intake and exhaust system, pulse supercharging system, minimum fuel consumption rate of 180g/kW.h
  • Three piston ring structure design, with the use of scraper ring, the minimum oil consumption rate is 0.5 g/kW.h
  • Emissions meet the requirements of IMO Tier II and China Stage II regulations

  Easy to operate

  • Modular design of peripheral components, strong maintainability, compact structure of the whole machine
  • Integrated design, single cylinder head, easy disassembly and assembly of the whole machine, low maintenance cost
  • Three-stage connecting rod, easy to hang the cylinder, easy to maintain
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