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John Deere 6068TFM50 Constant-Speed Auxiliary & Generator Engine

Model Photo

6068TFM50

  • 6.8L PowerTech™ 
  • 89-115 kW (119-154 hp)

 

Features

Watercooled turbocharger and exhaust manifold

  • Cooler and quieter environment for vessel and crew
  • Reduced external connections

Replaceable wet-type cylinder liners

  • Excellent heat dissipation
  • Hardened and precision machined for long life
  • Rebuild to original specifications

Corrosion resistant components

  • Provides engine protection from the effects of seawater

Either-side service

  • Oil fill and dipstick combinations
  • Remote oil filter for easier service access
  • Application and service flexibility to provide installation convenience plus fast and easy maintenance

Heat exchanger or keel-cooled

  • High-capacity heat exchanger designed for reliable operation in adverse conditions
  • Integrated expansion tank, heat exchanger and exhaust manifold
  • Keel-cooled options provide application flexibility

High torque and low rated RPM

  • Enables the engine to turn larger propellers at lower speed for best efficiency
  • Excellent vessel control and maneuvering
  • Lower rated rpm limits vibration and noise for better crew comfort

Fuel system

  • Proven and reliable Mechanical Governor

Emissions Certifications

IMO exempt  
Non-Certified  

General Data (based on standard option configuration)

Model 6068TFM50
Number of cylinders 6
Displacement-- L (cu in) 6.8 (415)
Bore and Stroke-- mm (in) 106 x 127 (4.17 x 5.00)
Engine Type In-line, 4- Cycle
Aspiration Turbocharged
Length - mm (in) 1300 (51.2)
Width Maximum - mm (in) 703 (27.7)
Height-- mm (in) 882 (34.7)
Weight, dry - kg (lb) 730 (1609)

Calculated Generator-set Rating - 1800 RPM

Rated Speed Hz (rpm) 60 ( 1800 )
Generator efficiency % 88-92
Engine Power Prime kW (hp) 115 (154.2)
Power factor 0.8
Calculated generator set rating prime - kWe 99-106
Calculated generator set rating prime - kVA 124-132

Calculated Generator-set Rating - 1500 RPM

Rated Speed Hz (rpm) 50 ( 1500 )
Generator efficiency % 88-92
Engine Power Prime kW (hp) 89 (119.4)
Power factor 0.8
Calculated generator set rating prime - kWe 78-82
Calculated generator set rating prime - kVA 98-102