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Yacht V12 1400/1550/1800 LD engine

Yacht V12 1400/1550/1800 LD engine

Yacht V12 1400/1550/1800 LD engine

Product catalog summary
Introduction
The document introduces the new V12-1400, V12-1550, and V12-1800 marine engines by MAN Nutzfahrzeuge Group, highlighting their power range from 730 hp to 1800 hp. These engines are designed for yachts, offering exceptional dynamics, smooth operation, and environmental friendliness.

Specifications
  • Engine Design: 12 cylinders in a 90° V design, 4-stroke diesel, water-cooled.
  • Turbocharging: V12-1400 and V12-1550 have 1-stage exhaust turbocharging, while V12-1800 has 2-stage turbocharging with intercooler.
  • Fuel System: Common Rail direct fuel injection with electronic control.
  • Cooling: Plate heat exchanger seawater cooled.
  • Exhaust Standards: Complies with IMO/MARPOL 73/78, EPA Tier 2 (private use), and Recreational Craft Directive 94/25/EC.
  • Fuel Type: DIN EN 590.

Dimensions and Performance
  • Dimensions: The engines have consistent width and length, with slight variations in height and other measurements.
  • Displacement: 24.24 liters for all models.
  • Output: V12-1400 produces 1,029 kW (1,400 hp), V12-1550 produces 1,140 kW (1,550 hp), and V12-1800 produces 1,324 kW (1,800 hp) at 2,300 rpm.
  • Torque: Ranges from 4,700 Nm to 6,020 Nm at 1,200 - 2,100 rpm.
  • Weight: Varies slightly, with V12-1800 being the heaviest at 2,365 kg.
  • Fuel Consumption: Ranges from 261 l/h to 339 l/h at rated power.

Operational Characteristics
MAN engines are noted for high tractive power at low speeds, rapid acceleration, compact design, low consumption, and emissions. They are designed for light-duty operation with a maximum of 1,000 annual operating hours, 20% at full load, and an average of 50% load.

Power and Torque Charts
The document includes power and torque charts for each engine model, illustrating performance at various rpm levels.

Contact Information
For further details, MAN Nutzfahrzeuge AG provides contact information for inquiries and technical support.
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Catalog excerpts

Yacht V12 1400/1550/1800 LD engine-1

Power to get your yacht up to speed.

 Open the catalog to page 1
Yacht V12 1400/1550/1800 LD engine-2

A whole fleet of MAN marine diesel engines is waiting for this command. The powerful common rail diesel engines from 730 hp to 1800 hp impress with their extraordinary dynamics, their ex- treme running smoothness, economy and their trend-setting en- vironmental friendliness. The finest from modern technology. Operation mode Fuel system Engine lubrication Engine electric Common Rail direct fuel Injection with electronic control Closed system with forced feeding, oil cooling and filtering Plate heat exchanger seawater cooled Electronic Injection control (EDC) Electronic engine monitoring including...

 Open the catalog to page 2
Yacht V12 1400/1550/1800 LD engine-3

MAN engines have outstanding qualities High tractive power even at low speeds ■ Powerful acceleration and rapid reaction to ■ High performance combined with low weight ■ Compact, space-saving design ■ Large operation range owing to low consumption ■ Low running costs and long service life ■ World-wide service network with rapid supply of spare parts Technical data Rated speed Maximum torque Fuel consumption at rated power 1 The ratings are only for operation of private yachts The engines for light duty operation are designed for a maximum of 1 000 annual operating hours with up to 20 percent...

 Open the catalog to page 3
Yacht V12 1400/1550/1800 LD engine-4

Power charts. Power V12-1400 / V12-1550 Power V12-1800 [kW] [kW] 1 250 1 250 1 000 a 1 000 750 e op lle u rc rv e 250 0 d 500 250 loa 750 500 ll t fu 0 Torque V12-1400 / V12-1550 at pr Torque V12-1800 [Nm] [Nm] 5 000 6 000 4 000 5 000 3 000 4 000 Fuel Consumption V12-1400 / V12-1550 Fuel Consumption V12-1800 [l/h] [l/h] 250 300 ll at fu 150 50 1 000 1 200 1 400 load 1 600 1 800 2 000 2 200 rpm V12-1400 with 1 029 kW (1 400 hp at 2 300 rpm) u at f 200 100 1 000 1 200 1 400 ll lo ad 1 600 1 800 2 000 2 200 rpm V12-1800 with 1 324 kW (1 800 hp at 2 300 rpm) V12-1550 with 1 140 kW (1 550 hp at 2...

 Open the catalog to page 4

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