MTU Diesel Engines 12V 4000 M73/M73L for Fast Vessels with High Load Factors (1B)

Product catalog summary

Overview: The document provides technical specifications and details for the Marine Diesel Engines 12V 4000 M73/M73L, designed for fast vessels with high load factors. These engines are suitable for applications such as ferries, monohulls, hydrofoils, catamarans, surface effect ships, and yachts.

Specifications:

Dimensions and Mass: The 12V 4000 M73/M73L engines have dimensions of 2840x1465x2450 mm and a dry mass of 8410 kg. With the ZF 7600 gearbox, dimensions are 3760x1465x2500 mm and mass is 9910 kg.
Engine Model: The M73 model has a rated power of 1920 kW at 1970 rpm, while the M73L model offers 2160 kW at 2050 rpm. Both models have 12 cylinders with a bore/stroke of 170/190 mm and a total displacement of 51.7 liters.
Emissions Optimization: Complies with IMO 2 and EPA 2 standards.

Standard Equipment:

Starting System: 24V electric starter.
Oil System: Includes an integral lube-oil pump, automatic oil filter, and heat exchanger.
Fuel System: Features a Common Rail injection system with HP pump and electronic injection.
Cooling System: MTU split-circuit cooling system with raw water-cooled engine coolant-plate-core heat exchanger.
Combustion Air System: Water-cooled charge-air pipework with sequential turbocharging.
Exhaust System: Triple-walled, liquid-cooled exhaust manifolds.
Engine Management: ADEC engine control and monitoring system.

Optional Equipment:

Includes air starter, oil level monitoring, engine coolant preheater, and various gearbox options.

Performance:

Fuel Consumption: At rated power, the M73 consumes 213 g/kWh, while the M73L consumes 212 g/kWh.
Power Definition: According to ISO 3046, with specific conditions for intake air and sea water temperature.

Additional Information: Specifications are subject to change, and for complete details, installation drawings should be consulted. The document also provides contact information for MTU regional offices.

Catalog excerpts

MTU Diesel Engines 12V 4000 M73/M73L for Fast Vessels with High Load Factors (1B)-1

ATOGNUM GROUP BRAND for Fast Vessels with High Load Factors (IB) with Gearbox Typical applications: Ferries, monohulls, hydrofoils, catamarans, surface effect ships and yachts Engine Model Rated power ICFN Displacement, total Flywheel housing Optimization of exhaust emissions" 1) IMO - International Maritime Organization (MARPOL) 2) gearbox variants "Down Angle (A)" and "V-Drive" available on request Power. Passion. Partnership.

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MTU Diesel Engines 12V 4000 M73/M73L for Fast Vessels with High Load Factors (1B)-2

Tolerance +5% per ISO 3046, Diesel fuel to DIN EN 590 with a min L.H.V. of 42800kJ/kg (18390 BTU/lb) Standard Equipment Starting system Fuel system Cooling system Exhaust system Engine mounting Power transmission Engine management system Engine safety system ntegral lube-oil pump; automatic oil filter, centrifuge, lube oil heat exchanger, pump for oil extraction Fuel delivery pump, fuel duplex filter (switchable), Common Rail injection system with HP pump, pressure accumulator and electronic injection with cylinder cutout, jacketed HP fuel lines, flame-resistant hoselines, leak-fuel tank with...

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