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Cummins 4B3.9-G2(24KW)

» Cummins Generator Drive Engine » Cummins 4B3.9-G2(24KW)

Cummins 4B3.9-G2(24KW)

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Cummins Generator Drive Engine

Advanced design and sophisticated manufacturing increase its high strength , heavy-duty work ability, using Holset wastegate makes power ability better.
Integrated design block, cylinder heads and other parts , ” a pluripotent ” , reducing the connections, 40% fewer parts than other similar engines, the failure rate is greatly reduced.
High-pressure fuel pump rotor lower fuel consumption , lower noise

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  • Specifications

Cummins 4B3.9-G2 Diesel Engine for Generator Set

General data of Cummins 4B3.9-G2 Diesel Engine for Generator Set
Engine Model Cummins 4B3.9-G2
Type 4 cylinder in line
Displacement 3.9 L
Bore&Stroke 102×120 mm
Dry Weight 308 KG
Dimension(L*W*H) 867*544*998mm
Center of gravity from front face of block 373 mm
Center of gravity above crankshaft centerline 163 mm
Performance Date of Cummins 4B3.9-G2 Diesel Engine for Generator Set
Rated Output/Speed(1500rpm) 24KW/32HP
Standby Output/Speed(1500rpm) 27KW/36HP
Rated Output/Speed(1800rpm) 30KW/40HP
Standby Output/Speed(1800rpm) 33KW/44HP
Fuel Consumption/rated output(1500rpm) 229 g/KW.h
Fuel Consumption/standby output(1500rpm) 227.664 g/KW.h
Fuel Consumption/rated output(1800rpm) 238 g/KW.h
Fuel Consumption/standby output(1800rpm) 226 g/KW.h
Technical data of Cummins 4B3.9-G2 Diesel Engine for Generator Set
Aspiration Naturally Aspirated
Fuel System BYC A/Electronic Governor
Governor Regulation ≤5%
Coolant capacity-engine only 7.2 litre
Mimimum Lubricant Capacity(pan+filter) 10.9
Idle speed 950-1050 RPM
Frictional loss power/1500rpm 8.2 KW
Frictional loss power/1800rpm 11.9 KW
Compression ratio 18.0:1
Piston Speed/1500rpm 6.0 m/sec
Piston Speed/1800rpm 7.2 m/sec
Firing Order 1-3-4-2

The above is general technicial information of Cummins 4B3.9-G2 diesel engine for generator set. It is also for us to supply the Cummins 4B3.9-G2 genuine engine parts and Cummins diesel generator set of this engine.

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