CM46DF (Inline)

Photos

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.

Specific Energy Consumption Up To
7053 Btu/kWh
Specific Pilot Fuel Consumption (Only Dual Fuel) Up To
70 Btu/kWh
Genset Rating Range
5290 - 7930 kWe
Fuel Type
Gas / diesel oil / heavy fuel oil (HFO) / crude oil

Specs

Engine Specifications

Specific Energy Consumption Up To
7053Btu/kWh
Specific Pilot Fuel Consumption (Only Dual Fuel) Up To
70Btu/kWh
Fuel Type
Gas / diesel oil / heavy fuel oil (HFO) / crude oil
Configuration
6,7,8,9 cylinder
Engine Rating Range
5400 - 8100 kW
Mean Effective Pressure Up To
309psi
Specific Fuel Oil Consumption (WB I) Up To
0.41Ib/kWh
Specific Fuel Oil Consumption (WB II) Up To
0.41Ib/kWh
Specific Lube Oil Consumption
0.001Ib/kWh
Swept Volume
6186in³
Engine Model
CM46DF Inline, 4-stroke-engine
Bore
18.11in
Stroke
24.02in
Aspiration
Turbocharged-aftercooled

Generator Set Specifications

Genset Rating Range
5290 - 7930 kWe
Emission Level Up To
World bank emission certification (Stage 2)
Voltage
3000 to 13800 Volts
Aspiration
Turbocharged-aftercooled
Bore
18.11in
Emergency Ramp Up 10% To 100% Load
25 s
Genset Efficiency Up To
47.40%
Engine Type
4-stroke-engine
Frequency At Speed
50 Hz @ 500 / 60 Hz @ 514
Normal Ramp Up To 100% Load
80 s
Ready To Accept Loads (Preheated/Vented)
40 s
Stroke
24.02in
Minimum Rating
5290 kWe
Maximum Rating
7930 kWe
Emissions/Fuel Strategy
(WB) Cert stage 1 and 2
Duty Cycle
Prime, Continuous

Generator Set Dimensions

Dry Weight - Genset (maximum)
529109lb
Dry Weight - Genset (minimum)
392422lb
Height - Maximum
262in
Height - Minimum
247in
Length - Maximum
569in
Length - Minimum
480in
Width - Maximum
134in
Width - Minimum
134in

Features

Reliable Operation

  • 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
  • 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

Control & Monitoring

  • 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
  • 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

Ease Of Installation

  • 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
  • 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

Ease Of Operation

  • Low fuel and oil consumption
  • Low maintenance requirements
  • Operator and maintenance training courses available
  • Low fuel and oil consumption
  • Low maintenance requirements
  • Operator and maintenance training courses available

Intelligent Simplicity

  • 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
  • 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

Ease Of Maintenance

  • 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
  • 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

Fuel

  • 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
  • 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

Emissions

  • World bank emission certification (Stage 2)
  • Technische Anleitung (TA) Luft (only gas)
  • Post-emission treatment systems for lower emission requirements available
  • World bank emission certification (Stage 2)
  • Technische Anleitung (TA) Luft (only gas)
  • Post-emission treatment systems for lower emission requirements available

Expertise & Experience

  • Assistance for planning - delivery - commissioning - operation and service)
  • Expertise and experience for solutions to maximize benefits, e.g. combine heat and power systems (CHP)
  • 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

Optional Equipment