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Cummins Generator Engine

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  • 4B3.9-G2

    • 4B3.9-G2

    Cummins 4B3.9-G2 Engine Model from Dongfeng Cummins Engine Plant (DCEC Cummins).which is the modern manufacture of heavy duty engine 50:50 Joint Venture shared by Dongfeng Automobile Limited and Cummins USA. The diesel generator factory manufacture Cummins generator set with B/C/L/ISB/ISDe/ISLe/ISZ series .

     

    4B3.9-G2 generators engine is one of the engine family members, the specifications of Cummins 4B3.9-G2 generators engine as follows. We also offer Cummins 4B3.9-G2 genuine engine spare parts catalog and operational manuals.

    Cummins 4B3.9-G2 Generator engine datasheet

    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
    Rated Output/Speed(1500rpm) 24KW/32HP
    Standby Output/Speed(1500rpm) 27KW/36HP
    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

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