3412C (50 HZ)

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

Generator Set Specifications
Height - Maximum 75 in
Length - Maximum 162.4 in
Width - Maximum 78.3 in
Minimum Rating 680 kVA
Maximum Rating 900 kVA
Voltage 208 to 600 Volts
Frequency 50 Hz
Speed 1500 rpm

Generator Set Configurations
Emissions/Fuel Strategy Low Fuel Consumption

Engine Specifications
Engine Model 3412C TA, V-12, 4-Stroke Water-Cooled Diesel
Compression Ratio 13:01
Aspiration TA
Governor Type ADEM™ A5
Fuel System Pump and Lines
Bore 5.4 in
Displacement 1648.86 in³
Stroke 6 in

Design Criteria

The generator set accepts 100% rated load in one step per NFPA 110 and meets ISO 8528-5 transient response.

Cat Diesel Engine

  • 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


  • Matched to the performance and output characteristics of Cat engines
  • Industry leading mechanical and electrical design
  • Industry leading motor starting capabilities
  • High Efficiency

Cat EMCP Control Panel

The EMCP controller features the reliability and durability you have come to expect from your Cat equipment. EMCP4 is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. EMCP4 systems can be further customized to meet your needs through programming and expansion modules.

Single-Source Supplier

Fully prototype tested with certified torsional vibration analysis available

World Wide Product Support

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

Standard Equipment

Air Inlet System
  • Air cleaner, single element canister type with service indicator
Control Panel
  • EMCP 4.2
  • Run / Auto / Stop Control
  • Speed adjust
  • Voltage adjust
  • Engine cycle crank
  • Emergency stop pushbutton
  • Features:
  • 24-volt DC operation
  • Environmental sealed front face
  • Text alarm / event descriptions
  • Digital indication for:
  • RPM
  • DC volts
  • Operating hours
  • Oil pressure (psi, kPa or bar)
  • coolant temperature
  • Volts (L-L & L-N)
  • Frequency (Hz)
  • Amps (per phase & average)
  • Power Factor (per phase & average)
  • kW (per phase, average & percent)
  • kVA (per phase, average & percent)
  • kVAr (per phase, average & percent)
  • kW-hr (total)
  • Warning / shutdown with common LED indication of shutdowns for:
  • Low oil pressure
  • High coolant temperature
  • Overspeed
  • Emergency stop
  • Failure to start (overcrank)
  • Low coolant temperature
  • Low coolant level
  • Programmable protective relaying functions:
  • Generator phase sequence
  • Over / under voltage (27 / 59)
  • Over / under Frequency (81 o/u)
  • Reverse power (kW) (32)
  • Reverse reactive power (kVAr) (32RV)
  • Overcurrent (50 / 51)
  • Communications
  • Customer data link (Modbus RTU)
  • Accessory module data link
  • Serial annunciator module data link
  • 6 programmable digital inputs
  • 4 programmable relay outputs (Form A)
  • 2 programmable relay outputs (Form C)
  • 2 programmable digital outputs
  • Compatible with the following optional modules:
  • Digital I/O module
  • Local annunciator
  • Remote CAN annunciator
  • Remote Serial annunciator
  • Generator temperature monitoring module
Cooling System
  • Radiator with guard (Sized for 50 degrees C)
  • Coolant drain line with valve, piped to edge of base
  • Fan and belt guards
  • Caterpillar Extended Life Coolant
  • Coolant level shutdown
Exhaust System
  • Stainless steel exhaust flex with ANSI style outlet flange, gasket, bolts and mating weld flange, shipped loose
Fuel System
  • Primary and secondary fuel filters
  • Fuel priming pump
  • Flexible fuel lines terminated on base
  • Water seperator
Generator and Attachments
  • SR4B self excited
  • Class H insulation
  • Class F temerature rise
  • 12 lead
  • VR6 Voltage Regulator
  • 3-phase sensing
  • 2:1 Volts/Hz
  • Reactive droop
  • Bus bar termination
Governing System
  • Cat electronic governor
Lube System
  • Lubricating oil
  • Oil filter
  • Oil drain line with valve, piped to edge of base
  • Fumes disposal, piped to front of radiator
Mounting System
  • Base, formed steel with linear vibration isolators between base and engine-generator
Starting / Charging System
  • 45 amp charging alternator
  • Fuel shutoff solenoid
  • 24 volt starting motor
  • Battery with rack, cables

Optional Equipment

Air Inlet System
  • Duel element air cleaners
  • Heavy duty air cleaners
  • Open element air cleaners
Circuit breakers
  • 1250, 1600 Amp, 3 pole, IEC 100% rated, 24 volt DC shunt trip
  • 1600 Amp, 3 pole, Non-UL, 100% rated, 24 volt DC shunt trip
Control Panel
  • EMCP 4.3
  • EMCP 4.4
  • Vandal proof panel door
  • Common alarm / shutdown relay
  • Generator running VFC
  • Generator temperature monitoring package
  • Ground fault relay
  • First local annunicators
  • Remote custom annunicators
  • Local discrete I/O package
Cooling System
  • Radiator duct flange
  • Jacket water heaters
European Certifications
  • Eurasian conformity (EAC) mark
Exhaust System
  • Mufflers
  • Elbow kit
  • Through wall installation kit
  • Manifold and turbocharger guard
Generator and Attachments
  • Permanent magnet excitation
  • Digital voltage regulator
  • Space heater
  • Oversize and premium generators
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
Starting / Charging
  • Battery chargers
  • Oversize batteries
  • Battery disconnect switch
  • Heavy-duty starting system
Governing System
  • Electronic load share

Feel free to ask a question or share a comment about the information on this page.

To help us answer your question or respond to your comment, please enter your email address.