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DCEC 4BT3.9 Marine Auxiliary Engine

DCEC 4BT3.9 series marine auxiliary engine is a 4-cylinders in line, 3.9 liters four-strokes engine with 102 mm bore and 120 mm stroke. Equipped with BYC fuel pump. The prime power range of DCEC 4BT3.9 series marine auxiliary engine is 47 kW to 65 kW.

DCEC marine auxiliary engines have different configurations which have different power output, with code T in the engine model name means turbocharged engine, code TA in the engine model means turbocharge with water-air intercooler and code TAA in the engine model means turbocharge with air-air intercooler. DCEC provides both heat exchanger cooling and radiator cooling marine auxiliary engines, which mainly using for marine main generator and marine emergency generator. For the emergency generator set applications, we provide additional options for customers such as dual starter motor system (we provide both electric and spring starter motor for customers), which are required by most of international classifications. All of DCEC marine auxiliary engine are comes with dry type exhaust system, which means dry type exhaust manifold and dry type turbocharger, SeaMac provides upgrading services for water-cooled exhaust system, which modify dry type exhaust system into water-cooled exhaust system, which are quite important and often requested by passenger boat projects.

 

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General Specifications of 4BT3.9 Series

Engine Type:4 Cylinders
Displacement:3.9 L
Bore * Stroke:102 mm*120 mm
Advertised Power:47 – 65 kW @ 1500 – 1800 RPM
Peak Torque:214 – 219 g / kW.h @ 1500 – 1800 RPM
Rated Speed:1500 – 1800 RPM
Emissision:Euro ll
Aspiration Method:Turbocharged & Water-Air Intercooler
Wet Weight:350 kg
Dimission Standards:1100 mm * 800 mm * 1200 mm
DCEC 4BT3.9 Marine Auxiliary Engine Catalogue

Engine Model

Rated Power

Aspiration

Engine Model

Rated Power

Aspiration

4BTA3.9-GM4747 kW @ 1500 RPMTurbocharged & Water-Air Intercooler4BTA3.9-GM6565 kW @ 1800 RPMTurbocharged & Water-Air Intercooler
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DCEC 4BT3.9 Series Marine Auxiliary Engine

This list including all models of DCEC 4BT3.9 Series Marine Auxiliary Engine.
Click here to find marine engines by type (Fuel System & Power Range).

4BTA3.9-GM47 Auxiliary Engine

4BTA3.9-GM47 Auxiliary Engine

Rated Power: 47 kW @ 1500 RPM
Max. Torque: 214 g / kW.h @ 1500 RPM
Fuel Pump: BYC A Pump
Governor: GAC 24 V Mech.
Aspiration: TC & Water-Air Intercooler

4BTA3.9-GM65 Auxiliary Engine

4BTA3.9-GM65 Auxiliary Engine

Rated Power: 65 kW @ 1800 RPM
Max. Torque: 219 g / kW.h @ 1800 RPM
Fuel Pump: BYC A Pump
Governor: GAC Mech.
Aspiration: TC & Water-Air Intercooler

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