8CM25C

The 8CM25C 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 8CM25C 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.

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Aspiration
Turbocharged-Aftercooled
Stroke
15.7 in
Bore
10.0 in
Displacement
9959.0 in3

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Product Specs

Engine Specifications

Aspiration
Turbocharged-Aftercooled
Stroke
15.7in
Bore
10.0in
Displacement
9959.0in3
Minimum Rating
3200kV·A
Maximum Rating
3200kV·A
Emissions
IMO Tier II
Engine Control
Electronic
Generator Set Control
Electronic
Weight
116845lb
Aspiration
Turbocharged-Aftercooled
Bore
10in
Displacement
9959in³
Stroke
15.7in

Dimensions

Length
359.4in
Height
174.7in
Width
99.8in
Height
174.7in
Length
359.4in
Width
99.8in

Capacity for Liquids

Cooling System (Engine)
165.0gal
Lube Oil System (Refill)
645.0gal

Standard/Optional Features

Standard Equipment:

  • 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
  • Engine
    • Motor-driven barring gear, fitted on engine
    • Reversing contractor and pushbutton switch with cable
    • Electronic speed setting equipment with actuator and speed pick-up
    • Emergency shutdown equipment with pushbutton, separate, for manual emergency stop
  • 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: - Lube oil pressure at full load below danger level - Low lube oil pressure - Lube oil pressure below danger level - Lube oil pressure prelubrication failed - Low fresh water pressure at engine inlet - Fresh water pressure at engine inlet below danger level - Low fresh water pressure in LT circuit - Low starting air pressure - Low control air pressure engine/shutdown air pressure - Low fuel pressure at engine inlet Switches for: - High lube oil temperature at engine inlet - Lube oil temperature at engine inlet above danger level - High water temperature at engine inlet - Water temperature at engine outlet above danger level - High charge-air temperature at engine inlet - Detection of water in charge-air duct - Leak fuel level - Alarm contact for high differential pressure at fuel filter - Alarm contact for high differential pressure at lube oil back flushing filter - Set of thermocouples after each cylinder, before and after turbocharger - Crankcase oil mist detector Control Cabinet with housings for wall mounting, including: - Protection equipment designed for automatic and manual stop input signals, starting interlock input signals, monitoring for the wire break of the input signal units and the emergency shutdown solenoid - Speed recording system for overspeed, firing speed and minimum speed - Start /stop logic, controlled by engine automatic start (optional) - Service hour counter - Noris alarm system, cassette type, designed for alarm inputs for the engine including exhaust mean-value monitoring equipment as well as alarm inputs for the propulsion plant - Group alarm panel for the bridge and with optional and acoustical alarm equipment
  • 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
  • Diesel Oil System
    • Separate circulating pump driven by electric motor, horizontal or vertical
    • Duplex filter with differential pressure indication
  • Exhaust System
    • 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, unlagged 35 dB(A)
  • Fresh Cooling Water System
    • HT pump, fitted on engine
    • LT pump, separate, vertical design, electric motor driven
    • HT thermostat, not powered and separate
    • Engine preheating equipment, fitted on base frame
  • Lubricating Oil System
    • Plate cooler, fitted on engine
    • Force pump, fitted on engine
    • Prelubrication pump, fitted on base frame, electric motor driven
    • Boll and Kirch automatic backflushing filter, separate
    • Duplex filter with differential pressure indication, separate
    • Pressure control valve, separate
    • Thermostat, not powered, separate
  • Connecting Parts- Engine
    • 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
  • Tools
    • Set of tools for the engine including hydraulic tightening tools and nozzle tester
    • Set of tools for turbocharger
    • Inside micrometer for cylinder liners
    • Ruler for cylinder liner
  • Spare Parts
    • Set of engine spare parts for unrestricted operation
    • Set of spare flexible pipe connections

Optional Equipment: