Offshore Generator Sets 16CM46DF

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Key Specs

Maximum Rating
18720 kV·A
14976 ekW
18.1 in
460 mm
98980.5 in³
1622 l



Product Specifications for 16CM46DF

Maximum Rating 18720 kV·A 14976 ekW
Bore 18.1 in 460 mm
Displacement 98980.5 in³ 1622 l
Stroke 24 in 610 mm
Aspiration Tubrocharged Aftercooled Tubrocharged Aftercooled
Engine Control Electronic Electronic
Length 661 in 16800 mm
Weight 690000 lb 345 ton (US)
Width 151 in 3800 mm
Height 300 in³ 7640 mm

16CM46DF Standard Equipment


  • Motor-driven barring gear, fitted on engine
  • Emergency shutdown equipment with push button for manual emergency stop

Cylinder Head

  • Fuel injector and integrated gas admission valve with easy service and maintenance access
  • Cylinder pressure sensors for highest operational reliability and efficiency, replacing conventional knocking sensor technology
  • Piston, rings and liners designed for operation on gas and liquid fuels


  • Optimized engine efficiency in gas and diesel operation
  • Blow-off valve and waste gate technology for optimized air-fuel ratio control

Gas System

  • Double-walled gas piping to support an inherently safe engine room concept
  • Leakage detection
  • Gas valve unit
  • Segmented gas detection system on request

Micro Pilot Fuel Injection System

  • Gear driven high pressure fuel pump and filter system with easy service access
  • Reliability combined with service and maintenance simplicity, through individual ignition fuel injector and “in-cylinder head” integrated ignition fuel return pipes

Exhaust System

  • Front-mounted turbocharger at free end with transition nozzle (0 degrees from the vertical and away from engine), with compressor cleaning device
  • Expansion joint separate
  • Separate silencer and spark arrester

Fresh Cooling Water System

  • HT pump, fitted on engine
  • LT pump, separate, vertical design, electric motor driven
  • HT thermostat, remote-mounted, electric controlled
  • Cooling water preheating equipment, fitted on base frame

Lubricating Oil System

  • Safety filter fitted on engine
  • Force pump, fitted on engine
  • Pre-lubrication pump, fitted on base frame, electric motor driven
  • Automatic back-flushing filter
  • Duplex filter with differential pressure indication, fitted on engine
  • Pressure control valve, fitted on engine
  • Thermostat, remote-mounted, electric controlled


  • Set of connecting parts between flange coupling and flywheel
  • Flexible flange coupling between engine and generator
  • Base frame with flywheel guard and incorporating lube oil sump tank, for engine and generator
  • Mounting of engine and generator on the base frame
  • Set of bonded rubber rails for resilient mounting of the base frame
  • Set of flexible pipe connections


  • Gauge board with liquid-dampened pressure gauges for: fuel, lubricating oil, fresh water, starting air and charge air.
  • On-engine thermometers for fuel, lubricating oil, fresh water and charge air
  • Electric remote speed indicator
  • Turbocharger and remote speed indicator
  • Exhaust gas temperature indicator


  • Manual control on engine, including: control panel with start/stop key, speed setting device, mechanical shutdown device, changeover of control functions from engine to remote control
  • Starting solenoid valve on engine, 24 V DC
  • Separate electronic speed governor

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