Weichai WH20 series marine diesel engine (720-1765kW)

Item No.: 00517
In-line, four-stroke, water-cooled, direct injection
Number of cylinders 6/8
Displacement 56.55L/75.39L
Net weight 9800kg 11800kg
Description Review
Description

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 200×300(mm) Displacement 56.55L/75.39L
Start method Air/electric start oil consumption rate ≤0.8g/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
3532×1365×2642(mm)
4132×1365×2642(mm)
9800kg
11800kg

Remarks: Product parameters and type spectrum are for reference only. Please contact relevant personnel for official information on delivery time and fishing boat type spectrum.

product spectrum

 

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

fuel and configuration

0# diesel, 380cSt/50℃
emission level power classification
WH20 6WH20LC980-6* 720/980 600 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
6WH20LC1225-7.5* 900/1225 750 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
6WH20LC1230-1 905/1230 1000 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
6WH20LC1360-1 1000/1360 1000 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
6WH20LC1500-9* 1103/1500 900 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
6WH20LC1520-1 1118/1520 1000 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
6WH20LC1632-1 1200/1632 1000 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
6WH20LC1795-1 1320/1795 1000 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
8WH20LC1360-6* 1000/1360 600 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
8WH20LC1650-7.5* 1213/1650 750 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
8WH20LC2000-1 1470/2000 1000 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
8WH20LC2040-9 1500/2040 900 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
8WH20LC2176-1 1600/2176 1000 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1
8WH20LC2400-1* 1765/2400 1000 Unit Pump/Common Rail Pump IMO Ⅱ/China 1/China 2 P1

 

 

  • Minimum fuel consumption 181g/kW.h
  • Overhaul period 25000h
  • Emissions meet IMO II/China I/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 220kW
  • 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 100% rated torque

  Energy saving and environmental protection

  • High-efficiency intake and exhaust system, pulse supercharging system, minimum fuel consumption rate of 181g/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 IMO Tier II, China I and China Stage II regulatory requirements

  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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