New | 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 Rating50 kVA
Maximum Rating110 kVA
Emissions/Fuel StrategyEU Stage II & R96/EUIIIa
Voltage110 to 480 Volts
Frequency50 Hz
Speed1500 rpm
Duty CycleStandby, Prime
Engine Specifications
Engine ModelCat® C4.4
Bore4.1 in
Stroke5 in
Displacement268.5 in³
Compression Ratio16.2:1, 17.25:1, 18.2:1 or 18.3:1
AspirationTurbocharged
Fuel SystemDirect Injection or Common Rail
Governor TypeMechanical
Generator Set Dimensions
Length - Maximum75.8 in
Width - Maximum44.1 in
Height - Maximum53.6 in

  • cat Generator Set Packages Have Been Fully Prototype Tested
  • accepts 100% Block Load In One Step And Meetsnfpa 110 Loading Requirements
  • conform To Iso 8528-5 Steady State And Transient Response Requirements

  • reliable, Rugged, Durable Design
  • field-Proven In Thousands Of Applications Worldwide
  • four-Stroke-Cycle Diesel Engine Combines Consistent Performance And Excellent Fuel Economy With Minimum Weight

  • superior Motor Starting Capability Minimizes Need For Oversizing Alternator
  • designed To Match Performance And Output Characteristics Of Cat Diesel Engines
  • robust Class H Insulation

  • user-Friendly Interface And Navigation
  • scalable System To Meet A Wide Range Of Installation Requirement
  • expansion Modules And Site-Specific Programming For Specific Customer Requirements

  • designed To Operate In Standard Ambient Temperatures Up To 55°c (131°f)
  • contact Your Cat Dealer For Specific Ambient And Altitude Capabilities

Cat Dealers Provide Extensive Post-Sale Support Including Maintenance And Repair Agreements. Cat Dealers Have Over 1,800 Dealer Branch Stores Operating In 200 Countries. The Caterpillar S•o•s℠ Program Cost Effectively Detects Internal Engine Component Condition, Even The Presence Of Unwanted Fluids And Combustion By-Products

  • components Used In The Generator Set Are Selected Based On Seamless Design Integration To Provide The Optimum Performance
  • the Generator Set Is Fully Assembled At A Caterpillar Facility Following Our Quality Guidelines
  • each Generator Set Package Is Tested Before Leaving The Caterpillar Facility
  • cat Product Support, Including Dealer Service, Parts And Warranty Covers The Entire Cat Power System

  • cat Dealers Have Over 1,800 Dealer Branch Stores Operating In 200 Countries
  • your Local Cat Dealer Provides Extensive Post-Sale Support, Including Maintenance And Repair Agreements

Standard Equipment

Air Inlet System
  • Air cleaner; light duty with disposable element
  • Air cleaner
Cooling System
  • Radiator and cooling fan with guards
  • Coolant drain line with valve
  • Caterpillar extended life coolant
  • Fan drive, battery charging alternator drive
  • Coolant drain line with valve
  • Caterpillar extended life coolant
  • Fan drive, battery charging alternator drive
  • Radiator and cooling fan with guards
Exhaust System
  • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose
  • 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
  • Standard open set fuel tank / base supplied base, formed steel with single wall integral 8-hour fuel tank
Control Panel
  • EMCP 4 Control panel
Generators and Attachments
  • Circuit breaker, IEC, 3 pole, mounted in tower panel
  • Voltage regulator (single phase sensing)
  • IP23 protection
  • 12 leads
  • Segregated low voltage (AC/DC) wiring panel
  • Tower panel, IP22, bottom cable entry
Governing System
  • Mechanical and electrical governing system - model dependent
  • Mechanical and electrical governing system - model dependent
Lube System
  • Lubricating oil
  • Oil drain line with valve
  • Oil drain line with valve
  • Lubricating oil
Generator
  • 12 leads
Mounting System
  • Includes lifting provision and drag points
  • Termination points for coolant and lube oil drain lines
  • Captive linear vibration isolators between base and engine-generator
Starting/Charging System
  • 24V battery with rack and cables
  • 24V battery with rack and cables
  • Batteries
General
  • Engine and alternator pre-paint, Caterpillar Yellow
  • Engine and alternator pre-paint, Caterpillar Yellow

Optional Equipment

Alternator System
  • LC frame alternator
  • Quadrature droop kit
  • LC frame alternator with coastal insulation protection
  • Anti-condensation heater
  • R frame auxilliary winding
  • Permanent magnet
  • 3 phase sensing
  • R frame auxilliary winding
Circuit Breakers
  • Circuit Breaker Upgrades - 4 Pole circuit reaker to 250A, 400A and 630A
Cooling System
  • Coolant heater
  • Low coolant level shutdown
  • Low coolant temp alarm
Control Panels
  • EMCP 4.2
Control Panel Options
  • Earth fault (2 wire only)
Enclosures
  • Rental pack - CAE rental option only
  • Sound attenuated Level 1 (galv)
  • CEE form sockets - CAE rental option only
  • Sound attenuated Level 2 enclosure
  • Socket blanking plate - CAE rental option only
European Certifications
  • Upgrade to STD set for CE
Fuel System Accessories
  • Low fuel level alarm
  • Compact skidbase for open set
  • High fuel level alarm
  • Skidbase for CALG enclosure sets
  • Open set narrow base
  • Bunded fuel tank
  • Low fuel level shutdown
Global Certifications
  • Certification for CIS
Mounting Options
  • Industrial silencer
  • Silencer installation kit
  • External single point lift - enclosure
  • Battery removal
  • Electronic governor
  • Residential siliencer
Power Termination
  • Circuit breakers, UL listed
Special Packing/Inspectons for Shipment
  • PGS test report @ 1.0 power factor
  • PGS test report @ 0.8 power factor
General - Accessories / Miscellaneous
  • Stone guards / rad trans flange
  • Packing case - canopied set
  • Packing case - compact set

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Why Cat is Better. Machine Comparison

"
With only a few days notice, we were able to get the emergency system working properly. Hawthorne Cat provided great leadership and excellent field support.
Mark Cripe
Helix Electric
"

San Diego - Power
Kyle Farmer
Engine Business Manager
858.376.6821 office
760.715.9565 mobile
kfarmer@hawthornecat.com

Tim Roberts
Product Support
General Manager
858.376.6820 office
858.583.8460 mobile
troberts@hawthornecat.com

Mark Reza
Used Engine Sales Manager
858.376.6840 office
858.688.0076 mobile
mreza@hawthornecat.com

Jeff Reid
Service Manager
858.376.6890 office
858.472.1852 mobile
jreid@hawthornecat.com

Hawaii – Power
Cliff Yuen
Director of Sales & Rentals
808.676.0322 office
808.349.7767 mobile
cyuen@hawthornecat.com

Guam – Power
Myver Hecita
Power Systems Rental &
Sales Representative
671.649.4241 office
671.898.2740 mobile
mhecita@hawthornecat.com