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Cummins 6BT5.9-G2(86KW)

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Cummins 6BT5.9-G2 Diesel Engine for Generator Set

General data of Cummins 6BT5.9-G2 Diesel Engine for Generator Set
Engine Model Cummins 6BT5.9-G2 
Type 6 cylinder in line
Displacement 5.9 L
Bore&Stroke 102×120 mm
Dry Weight 411 KG
Dimension(L*W*H) 867*544*998mm
Center of gravity from front face of block 544 mm
Center of gravity above crankshaft centerline 155 mm
Technical data of Cummins 6BT5.9-G2 Diesel Engine for Generator Set
Aspiration Turbocharged
Fuel System BYC A/Electronic Governor
Governor Regulation ≤5%
Coolant capacity-engine only 7.9 litre
Mimimum Lubricant Capacity(pan+filter) 16.4 L
Idle speed 750-850 RPM
Frictional loss power/rated output 12.7 KW
Compression ratio 17.3:1
Piston Speed(1500RPM) 6.0 m/sec
Piston Speed(1800RPM) 7.2 m/sec
Performance Date of Cummins 6BT5.9-G2 Diesel Engine for Generator Set
Rated Output/Speed(1500rpm) 86KW/115HP
Standby Output/Speed(1500rpm) 92KW/123HP
Rated Output/Speed(1800rpm) 100KW/133HP
Standby Output/Speed(1800rpm) 110KW/147HP
Fuel Consumption/rated output(1500RPM) 214 g/KW.h
Fuel Consumption/standby output(1500RPM) 221 g/KW.h
Fuel Consumption/rated output(1800RPM) 235 g/KW.h
Fuel Consumption/standby output(1800RPM) 235 g/KW.h


Standard Conditions:Data shown above are based on :

  • Engine operating with fuel system, water pump, lubricating oil pump, air cleaner & exhaust silencer, not included are battery charging alternator, fan and optional driven component
  • Engine operating with diesel fuel corresponding to grade No.2DperASTM D975
  • ISO-3046, Part 1, Standard Reference Conditions of:29.53 in.Hg. [100 kPa] barometric pressure (361ft.[110m] altitude), 25 degree Celsius air temperature and a relative humidity of 30%


The above is general technicial information of Cummins 6BT5.9-G2 diesel engine for generator set. It is also for us to supply the Cummins 6BT5.9-G2 genuine engine parts and Cummins diesel generator set of this engine.

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