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NTA855-M450 Marine Diesel Engine

NTA855-M450 Marine Diesel Engine

The NTA855 CCEC products, ranging from 350hp to 450hp, are derived from the NTA855 engines. NTA855-M450hp marine diesel engines are suitable for fishing vessels. Key Engine Features 1. Mechanical PT fuel system(Stable Pressure,Scheduled spay timing); 2. Water cooled exhaust manifold and...

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Product Details

The NTA855 CCEC products, ranging from 350hp to 450hp, are derived from the NTA855 engines. NTA855-M450hp marine diesel engines are suitable for fishing vessels.

 

Key Engine Features

1. Mechanical PT fuel system(Stable Pressure,Scheduled spay timing);

2. Water cooled exhaust manifold and turbocharger;

3. Electrical System – 24 volt, 100 amp alternator with isolated ground components

 

Advantages

1. Big Power;

2. Compactness;

3. Light Weight

 

General Specifications

NTA855-M450 Marine Diesel Engine for Main Propulsion

Name

NTA855-M450 Marine Diesel Engine

Model

NTA855-M450

Rated Power

336kw/450hp

Rated Speed

1800rpm

Configuration

In-line, 6 cylinder,4-stroke diesel

Aspiration

Turbocharged

Displacement

14 L (855in3)

Bore*Stroke

140*152mm(5.50*6.00in)

Brake Mean Effective Pressure

1600 Kpa

Fuel System

Pressure Time(PT)

Compression Ratio

14.5:1

Fuel Consumption at Rated Speed

83 L/H

Size(L*W*H)

1809*881*1598mm

Weight(With Heat Exchanger System)

1429kg

Dimensions may vary on selected engine configuration.


PT fuel System VS High-pressure Fuel System

PT fuel System

High-pressure Fuel System

1. The maximum output Fuel pressure for PT fuel pump does not exceed 300PSI(21kg/cm2)

1. The output fuel pressure for High-pressure pump is up to 2500--3000PSI (176-225kg/cm2)

2.Even if some air flows into the fuel system, it will not  lead the engine to  "stall"

2.When some air flows into the fuel system, it will lead  the engine to  "stall" immediately


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