New | 3412C 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 Rating635 ekW
Maximum Rating800 ekW
Emissions/Fuel StrategyLow Fuel Consumption
Voltage220 to 480 Volts
Frequency60 Hz
Speed1800 rpm
Duty CycleStandby, Prime
Engine Specifications
Engine Model3412C TA, V-12, 4-Stroke Water-Cooled Diesel
Bore5.4 in
Stroke6 in
Displacement1648.86 in³
Compression Ratio13:00:01
Fuel SystemPump and Lines
Governor TypeADEM™ A5
Generator Set Dimensions
Length - Maximum162.4 in
Width - Maximum78.3 in
Height - Maximum75 in
Dry Weight - Genset (minimum)5761 lb
Dry Weight - Genset (maximum)13275 lb

  • cat Generator Set Packages Have Been Fully Prototype Tested
  • accepts 100% Block Load In One Step And Meets Nfpa 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 50°c (122°f)
  • contact Your Cat Dealer For Specific Ambient And Altitude Capabilities


  • components Used In The Generator Set Are Selected At The Design Stage To Provide Optimum Package 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, single element canister type
  • Single element canister type
Control Panel
  • High coolant temperature
  • Customer data link (Modbus RTU)
  • Low coolant temperature
  • Low coolant level
  • Communications:
  • Run / Auto / stop Control
  • Engine Cycle Crank
  • Generator temperature monitoring module
  • Power Factor (per phase & average)
  • Remote CAN annunciator
  • Serial annunciator module data link
  • DC volts
  • Frequency (Hz)
  • Operating hours.
  • Emergency stop pushbutton
  • Digital I/O module
  • Local annunciator
  • Low Oil pressure
  • Oil pressure (psi, kPa or bar).
  • Emergency stop
  • Warning shutdowns:
  • Volts (L-L & L-N)
  • Remote Serial annunciator
  • Speed Adjust
  • Amps (per phase & average)
  • Voltage Adjust
  • EMCP 4.2B
  • Overspeed
  • coolant temperature
  • Digital Indicator for:
  • RPM
  • Accessory module data link
  • Failure to start (overcrank)
  • Controls:
  • Compatible with the following optional modules:
Cooling System
  • Caterpillar extended life coolant
  • Radiator with guard (sized for 50 degrees C)
  • Fan and belt guards
  • Coolant drain line with valve
Exhaust System
  • Stainless steel exhaust flex with ANSI style outlet flange
Fuel System
  • Primary and secondary fuel filters
  • Fuel priming pump
  • Water separator
Generator and Attachments
  • 3 Phase sensing
  • SR4B self excited
  • Class F temperature rise
  • VR6B Voltage Regulator
  • Busbar termination
  • 12 Lead
  • Class H insulation
  • 2:1 Volts / Hz
  • Reactive droop
Governing System
  • Cat electronic governor
Lube System
  • Oil drain line with valve
  • Lubricating oil
  • Oil filter
Mounting System
  • Base, formed steel with linear vibration isolators between base and engine-generator
Starting / Charging System
  • Battery with rack, cables
  • 45 Amp charging alternator
  • Fuel shutoff solenoid
  • 24 Volt starting motor
  • Paint - Caterpillar Yellow except rails and radiators gloss black

Optional Equipment

Air Inlet System
  • Air cleaner - dual element
  • Air cleaner - heavy element
  • Air cleaner - single element
  • EU Certification
Circuit Breakers
  • 4 Pole circuit breakerswith shunt trip
  • 3 Pole Circuit Breakers with shunt trip
  • Power terminal strips
Control Panel
  • EMCP 4.3, EMCP 4.4
  • Temperature monitoring package
  • Vandal proof panel door
  • Generator running VFC
  • Earth leakage ground fault relay
  • Common alarm / shutdown relay
Cooling System
  • Jacket water heater
  • Radiator duct flange
  • Radiator removal
Exhaust System
  • Muffler 10 dBA attenuation
  • Manifold and turbocharger guard
  • Muffler 35 dBA attenuation
  • Elbow mounting kit
  • Through wall installation kit
Fuel System
  • Manual Fuel transfer pump
  • Automatic fuel transfer system
Generator and Attachments
  • Internal excitation (IE)
  • Anti-condensation heater
  • Permanent magnet excitation (PMG)
  • Oversize and premium generators
Governing System
  • Electronic load share
Lube System
  • Manual sump pump
Mounting System
  • Fuel tank base (1200 Ltr)
Special Tests / Reports
  • PGS test report @ 1.0 power factor
  • PGS test report @ 0.8 power factor
  • Factory witness test
Starting / Charging system
  • Oversize battery
  • Battery chargers
  • Heavy duty starting system
  • Battery disconnect switch
  • Battery removal
  • DC Lighting package
  • Weather protective enclosure (WP)
  • Sound attenuated enclosure (SA)






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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.
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Helix Electric

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