C4.4 Generator Set

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

Generator Set Specifications

Minimum Rating 36 ekW
Maximum Rating 100 ekW
Emissions/Fuel Strategy Non Regulated, EU Stage II
Voltage 220 to 480 Volts
Frequency 60 Hz
Speed 1800 rpm
Duty Cycle Standby, Prime

Engine Specifications

Engine Model C4.4, In-line 4, 4-cycle diesel
Bore 4.13in
Stroke 5in
Displacement 268.5in
Compression Ratio 18.2:1
Aspiration Turbocharged
Fuel System Electronic (adjustable)
Governor Type Adem™A4

Generator Set Dimensions

Length - Maximum 75.8in
Width - Maximum 44.1in
Height - Maximum 53.6in

Standard Equipment

  • Air Inlet System
    • Air cleaner; light duty with disposable element
  • Air Inlet
    • Air Cleaner
  • Cooling
    • Package mounted radiator
  • Cooling System
    • Caterpillar extended life coolant
    • Fan drive, battery charging alternator drive
    • Coolant drain line with valve
    • Radiator and cooling fan with guards
  • Control Panel
    • EMCP 4 Genset Controller
    • EMCP 4.1
  • Exhaust
    • Exhaust flange outlet
  • Exhaust System
    • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose
  • Fuel
    • Secondary fuel filter
    • Primary fuel filter with integral water separator
    • Fuel priming pump
  • Fuel System
    • Standard open set fuel tank / base supplied base, formed steel with single wall integral 8-hour fuel tank
  • Generator
    • Matched to the performance and output characteristics of Cat engines
    • IP23 Protection
    • Load adjustment module provides engine relief upon load impact and improves load acceptance and recovery time
    • Tower panel, IP22, bottom cable entry
    • Segregated low voltage (AC/DC) wiring panel
    • Voltage regulator (single phase sensing)
    • Circuit breaker, IEC, 3 pole, mounted in tower panel
    • 12 leads
    • IP23 protection
  • Governing System
    • Mechanical and electrical governing system - model dependent
  • Power Termination
    • Bus Bar
  • Lube System
    • Oil drain line with valve
    • Lubricating oil
  • 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
  • Mounting
    • Rubber vibration isolators
  • Starting/charging System
    • 24V battery with rack and cables
  • General
    • Paint - Caterpillar Yellow except rails and radiators gloss black
    • Engine and alternator pre-paint, Caterpillar yellow
  • Starting/charging
    • Batteries
    • 24 volt starting motor

Optional Equipment

  • Exhaust
    • Industrial, Residential, Critical Mufflers
  • Generator
    • Oversize and premium generators
    • Excitation: [ ] Permanent Magnet Excited (PM) [ ] Internally Excited (IE)
    • Anti-condensation heater
  • Alternator System
    • 3 phase sensing
    • Permanent magnet
    • Quadrature droop kit
    • LC frame alternator with coastal insulation protection
    • Anti-condensation heater
    • R frame auxilliary winding
    • LC frame alternator
  • 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
    • Remote monitoring software
    • Local & remote annunciator modules
    • EMCP (4.2) (4.3) (4.4)
    • Digital I/O module
    • Load share module
  • Cooling System
    • Coolant heater
    • Low coolant level shutdown
    • Low coolant temp alarm
  • Control Panel Options
    • Earth fault (2 wire only)
    • Panel mounted audible alarm
    • Control panel heater
    • Overload shutdown via breaker
    • Earth leakage (2 wire only)
    • Emergency stop with key
    • Battery charger
    • Volt free contacts
    • Voltage adjust potentiometer
    • Speed adjust potentiometer
    • EMCP 4.2
  • Starting/charging
    • Charging alternator
    • Oversize batteries
    • Jacket water heater
    • Battery chargers
    • Heavy-duty starting system
  • Enclosures
    • Sound attenuated Level 2 enclosure
    • Rental pack - CAE rental option only
    • Sound attenuated Level 1 (galv)
  • European Certifications
    • Upgrade to STD set for CE
  • Fuel System
    • Low fuel level shutdown
    • Low fuel level alarm
    • Compact skidbase for open set
    • Bunded fuel tank
    • Skidbase for CALG enclosure sets
    • Open set narrow base
    • High fuel level alarm
  • General
    • CSA Certification
    • Sound attenuated, weather protective or high ambient weather protective enclosure
    • Single or dual wall sub-base fuel tanks
    • Single or dual wall integral fuel tanks
    • Narrow, Wide or Skid Base
    • EEC Declaration of Conformity
    • EU Certificate of Conformance (CE)
    • Automatic transfer switches (ATS)
    • Integral & sub-base fuel tanks
    • Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
    • UL 2200 package
  • Global Certifications
    • Certification for CIS
  • Mounting Options
    • Industrial silencer
    • Battery removal
    • Electronic governor
    • External single point lift - enclosure
    • Silencer installation kit
  • Special Packing/inspectons For Shipment
    • PGS test report @ 0.8 power factor
    • PGS test report @ 1.0 power factor
  • General - Accessories / Miscellaneous
    • Packing case - compact set
    • Stone guards / rad trans flange
    • Packing case - canopied set