New | CM46DF (Inline)

Caterpillar electric power stands for reliable energy supply. Especially during the energy system transformation, Cat generator sets close the energy gap caused by renewable energy source such as wind and photo voltaic. Short ramp up time, low operating costs and rapid maintenance times ensures a high availability according to the need of our customers. Combined heat /cool and power solutions allow our customers to maximize the efficiency and earnings paired with low emissions. Wherever power is needed around the globe, Caterpillar is able to support you with the best products and services to maximize your profit.

Generator Set Specifications
Minimum Rating5290 kWe
Maximum Rating7930 kWe
Emissions/Fuel Strategy(WB) Cert stage 1 and 2
Voltage3000 to 13800 Volts
Frequency At Speed50 Hz @ 500 / 60 Hz @ 514
Duty CyclePrime, Continuous
Ready To Accept Loads (Preheated/Vented)40 s
Normal Ramp Up To 100% Load80 s
Emergency Ramp Up 10% To 100% Load25 s
Genset Efficiency Up To47.40%
Engine Specifications
Engine ModelCM46DF Inline, 4-stroke-engine
Bore18.11 in
Stroke24.02 in
AspirationTurbocharged-aftercooled
Engine Rating Range5400 - 8100 kW
Configuration6,7,8,9 cylinder
Fuel TypeGas / diesel oil / heavy fuel oil (HFO) / crude oil
Swept Volume6186 in³
Mean Effective Pressure Up To309 psi
Specific Fuel Oil Consumption (WB I) Up To0.41 Ib/kWh
Specific Fuel Oil Consumption (WB II) Up To0.41 Ib/kWh
Specific Lube Oil Consumption0.001 Ib/kWh
Generator Set Dimensions
Length - Minimum480 in
Length - Maximum569 in
Width - Minimum134 in
Width - Maximum134 in
Height - Minimum247 in
Height - Maximum262 in
Dry Weight - Genset (minimum)392422 lb
Dry Weight - Genset (maximum)529109 lb

  • intensive Cooling Of Key Components Including Exhaust Valve Seats, Injector Cooling Integrated Into Lube Oil System
  • reliable, Proven And High Efficient Single Turbo Charging System
  • classification Society Standards Ensure High Safety And Quality
  • intelligent Simplicity Ensures A Robust Engine Platform
  • optimized Service Schedules Enable High Availability And Long Durability

  • ultrafast Start Time And Load Acceptance
  • no Engine Start Limitations
  • continuous Power (base And Peak Load), Prime Power, Stand-By
  • part Load With High Efficiency
  • monitoring For Unattended Operation
  • asset Intelligence System

  • reduced Complexity Of Standard Modular Design Allows An Easy Installation
  • low Space Requirements Between The Gensets
  • genset Is Ready For Installation
  • generator Set Designed For Direct Elastic Mounting

  • low Fuel And Oil Consumption
  • low Maintenance Requirements
  • operator And Maintenance Training Courses Available

  • high Reliability, Modular Design And Integral Construction Reduce The Number Of Components By 40% Over Conventional Designs E.G.:
    - Dry Engine Block With Integrated Ducts For Lubricating Oil And Charge Air And Underslung Crankshaft
    - Compact Cylinder Head Design
  • smart Maintenance Solutions:
    - Easily Removable Cylinder Heads, Quick Removable Fluid Connections
    - Split Connecting Rods To Allow Fast And Easy Piston Removal Without Disturbing The Big End Bearing
    - Segmental Camshaft Design
    - Simplified Parts Spectrum By Using Single-Pipe Exhaust Gas
    - Engine Block Free From Cooling Water
  • state-Of-Art Material Ensures Long Life Time

  • smart Maintenance Solutions Allow An Easy Component Accessibility
  • large Inspection Openings Afford An Easy Serviceability To Core Engine Internals
  • core Engine Components Designed For Reconditioning And Reuse
  • short Maintenance Times Enable High Availability
  • no Engine Removal Necessary For Maintenance And Overhauls

  • liquid: Light Fuel Oil (lfo), Crude Oil And Heavy Fuel Oil (hfo) With Fuel Quality Up To 700 Cst/50°c According To Cimac H55/K55
  • dual:
    - Light Fuel Oil (lfo), Crude Oil And Heavy Fuel Oil (hfo) With Fuel Quality Up To 700 Cst/50°c According To Cimac H55/K55
    - Natural Gas With Methane Number > 80 And Lower Heating Value Of 28mj/Nm3
  • gaseous: Natural Gas With Methane Number > 80 And Lower Heating Value Of 31.5 Mj/Nm3

  • world Bank Emission Certification (stage 2)
  • technische Anleitung (ta) Luft (only Gas)
  • post-Emission Treatment Systems For Lower Emission Requirements Available

  • assistance For Planning - Delivery - Commissioning - Operation And Service)
  • expertise And Experience For Solutions To Maximize Benefits, E.G. Combine Heat And Power Systems (chp)

Standard Equipment

Fuel System
  • Circulation module
  • Ignition fuel oil module (only dual fuel (DF))
  • Pre-pressure module
  • Engine ventilation module (only dual fuel (DF) and gas)
  • Separator module
  • Gas valve unit (GVU) (only dual fuel (DF) and gas)
Lubricating Oil System
  • Piping interface module
  • Combined module: cooling water system and lube oil system
  • Lube oil separator module
Cooling Water System
  • Cooling water system with radiators
  • Piping interface module
  • Combined module: see lube oil system
Starting System
  • Starting air compressor module
  • Starting air receiver module
Combustion Air System
  • Air filter - pocket
  • Air filter - oil bath
  • Air filter - pulse
Exhaust System
  • Oxidation catalytic (Oxicat) converter system
  • Exhaust gas ventilation module (only dual fuel (DF) and gas)
  • Selective catalytic reduction (SCR) system
  • Exhaust gas silencer
Control & Monitoring System
  • Motor control center module (MCC)
  • Local data panel (LDP) / generator control panel (GCP)
  • Engine monitoring package
  • Local control panel (LCP)
  • Gas leak detection per cylinder (only dual fuel (DF) and gas)
Mounting System
  • Elastic mounting - genset/engine

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