C4.4 (60 HZ) | 36-100 kW Diesel Generator

Diesel Generator Sets C4.4 (60 Hz)

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Key Specs

Maximum Rating
100 ekW
100 ekW
Minimum Rating
36 ekW
36 ekW
Emissions/Fuel Strategy
Non Regulated, EU Stage II
Non Regulated, EU Stage II


36 - 100 ekW Diesel Generator Set

Producing reliable power from 36 to 100 ekW at 60 Hz, our C4.4 diesel generator sets designed to ISO 8528-5 transient response requirements. All C4.4 to meet EPA Stationary Emergency (Tier 3) emissions standards.


Suitable for Harsh & Testing environments

Optimised for 5% Lower Fuel Consumption

Longer run times between fuel fills; reduced operating costs

Reliability tested for min. 500 Hours

Ensures you can count on emergency power when it is needed

Product Specifications for C4.4 (60 Hz)

Maximum Rating 100 ekW 100 ekW
Minimum Rating 36 ekW 36 ekW
Emissions/Fuel Strategy Non Regulated, EU Stage II Non Regulated, EU Stage II
Voltage 220 to 480 Volts 220 to 480 Volts
Frequency 60 Hz 60 Hz
Speed 1800 rpm 1800 rpm
Duty Cycle Standby, Prime Standby, Prime
Engine Model C4.4, In-line 4, 4-cycle diesel C4.4, In-line 4, 4-cycle diesel
Bore 4.13 in 105 mm
Stroke 5 in 127 mm
Displacement 268.5 in 4.4 l
Compression Ratio 18.2:1 18.2:1
Aspiration Turbocharged Turbocharged
Fuel System Electronic (adjustable) Electronic (adjustable)
Governor Type Adem™A4 Adem™A4
Length - Maximum 75.8 in 1925 mm
Width - Maximum 44.1 in 1120 mm
Height - Maximum 53.6 in 1361 mm

C4.4 (60 Hz) Standard Equipment

Air Inlet System

  • Air cleaner; light duty with disposable element

Air Inlet

  • Air cleaner


  • Package mounted radiator

Cooling System

  • Fan drive, battery charging alternator drive
  • Radiator and cooling fan with guards
  • Coolant drain line with valve
  • Caterpillar extended life coolant


  • Exhaust flange outlet

Control Panel

  • GCCP 1.3

Exhaust System

  • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose

Fuel System

  • Standard open set fuel tank/base supplied base, formed steel with single wall integral 8-hour fuel tank


  • Secondary fuel filters
  • Primary fuel filter with integral water separator
  • Fuel priming pump


  • Segregated low voltage (AC/DC) wiring panel
  • Voltage regulator (single phase sensing)
  • Matched to the performance and output characteristics of Cat engines
  • 12 Leads
  • Load adjustment module provides engine relief upon load impact and improves load acceptance and recovery time
  • Circuit breaker, IEC, 3 pole, mounted in tower panel
  • Tower panel, IP22, bottom cable entry
  • IP23 Protection

Governing System

  • Mechanical and electrical governing system - model dependent

Lube System

  • Lubricating oil
  • Oil drain line with valve

Power Termination

  • Busbar

Mounting System

  • Captive linear vibration isolators between base and engine-generator
  • Includes lifting provision and drag points
  • Termination points for coolant and lube oil drain lines


  • Rubber vibration isolators

Starting/Charging System

  • 24V battery with rack and cables


  • Paint - Caterpillar yellow except rails and radiators gloss black
  • Engine and alternator pre-paint, Caterpillar yellow


  • 24 volt starting motor
  • Batteries

C4.4 (60 Hz) Optional Equipment


  • Industrial, residential, critical mufflers


  • Excitation: [ ] Permanent magnet excitation (PMG) Excited (PM) [ ] Internally Excited (IE)
  • Oversize and premium generators
  • Anti-condensation heater

Alternator System

  • 3 phase sensing
  • Permanent magnet excitation (PMG)
  • R Frame auxilliary winding
  • Quadrature droop kit
  • LC Frame alternator with coastal insulation protection

Circuit breakers

  • Circuit breaker upgrades - 4 Pole circuit reaker to 250A, 400A and 630 A

Power Termination

  • Circuit breakers, IEC compliant
  • Circuit breakers, UL listed

Control Panels

  • GCCP 1.3
  • Load share module
  • Digital I/O module
  • Remote monitoring software
  • Local & remote annunciator modules

Cooling System

  • Coolant heater
  • Low coolant level shutdown
  • Low coolant temperature alarm

Control Panel Options

  • Earth fault (2 wire only)
  • GCCP 1.3
  • Volt free contacts
  • Emergency stop with key
  • Battery charger
  • Panel mounted audible alarm
  • Control panel heater
  • Speed adjust potentiometer
  • Voltage adjust potentiometer
  • Earth leakage (2 wire only)
  • Overload shutdown via breaker


  • Jacket water heater
  • Charging alternator
  • Heavy duty starting system
  • Battery chargers
  • Oversize batteries


  • Sound attenuated Level 2 enclosure
  • Sound attenuated Level 1 (galv)
  • Rental pack - CAE rental option only

European Certifications

  • Upgrade to STD set for CE

Fuel System

  • Compact skidbase for open set
  • Low fuel level alarm
  • Low fuel level shutdown
  • Bunded fuel tank
  • Open set narrow tankbase
  • Skidbase for CALG enclosure sets
  • High fuel level alarm


  • Single or dual wall sub-base fuel tanks
  • EU Certificate of Conformance (CE)
  • CSA Certification
  • Single or dual wall integral fuel tanks
  • Automatic transfer switches (ATS)
  • Narrow, wide or skid base
  • UL 2200 package
  • Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
  • Sound attenuated, weather protective or high ambient weather protective enclosure
  • EEC Declaration of Conformity
  • Integral & sub-base fuel tanks

Global Certifications

  • Certification for CIS

Mounting Options

  • Battery removal
  • Electronic governor
  • Industrial silencer
  • Silencer installation kit
  • External single point lift - enclosure

Special Packing/Inspectons for Shipment

  • PGS Test report @ 1.0 power factor
  • PGS Test report @ 0.8 power factor

General - Accessories / Miscellaneous

  • Packing case - compact set
  • Stone guards/rad trans flange
  • Packing case - canopied set

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C4.4 Open Set Rear Right

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