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6CM46DF

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6CM46DF Standard Equipment

Engine
  • Motor-driven barring gear, fitted on engine
  • Reversing contractor and push button switch with cable
  • Electronic speed setting equipment with actuator and speed pick-up
  • Emergency shutdown equipment with pushbutton, separate, for manual emergency stop

Engine Indicators
  • Gauge board with set liquid damped 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

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

Monitoring for Unattended Operation
  • Pressure switches, mounted on engine, for:
  • Switches for:
  • Control Cabinet with housings for wall mount

Starting Air System
  • Separate non-return valve for the starting air pipe to the engine

Air Intake System
  • Air intake filter, fitted on the turbocharger
  • Air bottles, separate

Overview

The 6CM46DF generator set brings to the offshore industry a legacy of proven reliability and durability in the marine industry. CM offshore generator sets feature standard modular designs, engine-mounted pumps and filters, and a full range of factory attachments that make their installation simple and efficient. Ideal applications for the 6CM46DF offshore generator sets are main power on-board production vessels and platforms. Complete package offerings are MCS type-approved and compliant with IMO Tier II emissions standards, making their integration into vessels and platforms a simplified operation. Cat generator sets are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty.

Engine Specifications

Units:
Minimum Rating 7020.0 kVa 5616.0 ekW Less
Maximum Rating 7020.0 kVa 5616.0 ekW Less
Emissions IMO Tier II IMO Tier II Less
Aspiration Turbocharged-Aftercooled Turbocharged-Aftercooled Less
Engine Control Electronic Electronic Less
Weight 340200.0 lb 170001.0 kg Less
Stroke 24.0 in 610.0 mm Less
Bore 18.1 in 460.0 mm Less
Displacement 608.0 L 608.0 L Less

Dimensions

Length 503.9 in 12800.0 mm Less
Width 133.1 in 3382.0 mm Less
Height 287.0 in 7281.0 mm Less

Engine Design

-World-class reliability and durability - Incorporates years of proven component reliability and - durability in marine industry - Medium speed long-stroke engine design - Ideal configuration for dynamically positioned semisubmersible rigs and drillships - Compact cylinder head design - Nodular cast-iron block with integrated ducts for lubricating oil and charge air - Segmental camshaft design - 25° tilt capability in all directions - Engine design based on the higher requirements of heavy fuel oil - High efficiency turbocharger - Cylinder liner, only cooled outside the engine block - Engine control terminal with analog instrumentation in robust cast casing - Connecting rod, split off design - Compact module for lower valve drives and injection pump drives with cam followers - Optional Flexible Camshaft Technology (FCT)

Ease of Installation

- Standard modular design allows for ease of installation and reduced complexity - Installation-friendly, due to pumps and filters installed on the engine - Cooling water system with simple plug-in connections - Full range of factory-installed engine attachments allows customization and reduction in installation time

Packaging Concept

- Assembled, tested, and validated as a package to minimize package vibration and maximize component life

Improved Serviceability

- Large inspection openings allow for convenient access to core engine internals for easier serviceability - Core engine components designed for reconditioning and reuse at overhaul - Worldwide dealer network with factory-trained technicians means that parts and support are never out of reach - Simplified parts spectrum by using single-pipe exhaust gas ducting

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