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3412C Generator Set

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

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Minimum Rating 680 kVA
Maximum Rating 900 kVA
Emissions/Fuel Strategy Low Fuel Consumption
Voltage 380 to 415 Volts
Frequency 50 Hz
Speed 1500 rpm
Duty Cycle Standby, Prime
Engine Model 3412C TA, V-12, 4-Stroke Water-Cooled Diesel
Bore 5.4 in
Stroke 6 in
Displacement 1648.86 in³
Compression Ratio 13:01
Aspiration TA
Fuel System Pump and Lines
Governor Type ADEM™ A5
Length - Maximum 162.4 in
Width - Minimum 75 in
Width - Maximum 78.3 in
Height - Maximum 75 in
Dry Weight - Genset (minimum) 12039 lb
Dry Weight - Genset (maximum) 13030 lb
Air Inlet System
  • Air cleaner, single element canister type with service indicator
Control Panel
  • EMCP 4.2B
  • Customer data link (Modbus RTU)
  • 2 Programmable relay outputs (Form C)
  • Features:
  • Voltage adjust
  • Failure to start (overcrank)
  • Volts (L-L & L-N)
  • Reverse power (kW) (32)
  • Accessory module data link
  • Over / under voltage (27 / 59)
  • Speed adjust
  • Low coolant temperature
  • Oil pressure (psi, kPa or bar)
  • Environmental sealed front face
  • Generator temperature monitoring module
  • DC volts
  • Serial annunciator module data link
  • Reverse reactive power (kVAr) (32RV)
  • Amps (per phase & average)
  • High coolant temperature
  • 24-volt DC operation
  • Communications
  • Power Factor (per phase & average)
  • Compatible with the following optional modules:
  • Low coolant level
  • Text alarm / event descriptions
  • Digital I/O module
  • 6 programmable digital inputs
  • Low oil pressure
  • Remote Serial annunciator
  • Engine cycle crank
  • Local annunciator
  • Digital indication for:
  • Over / under Frequency (81 o/u)
  • Generator phase sequence
  • Emergency stop
  • kVAr (per phase, average & percent)
  • Run / Auto / Stop Control
  • Operating hours
  • kVA (per phase, average & percent)
  • Warning / shutdown with common LED indication of shutdowns for:
  • Emergency stop pushbutton
  • Frequency (Hz)
  • coolant temperature
  • Overspeed
  • 4 programmable relay outputs (Form A)
  • kW-hr (total)
  • 2 Programmable digital outputs
  • Remote CAN annunciator
  • Overcurrent (50 / 51)
  • kW (per phase, average & percent)
  • RPM
  • Programmable protective relaying functions:
Cooling System
  • Radiator with guard (Sized for 50 degrees C)
  • Coolant level shutdown
  • Coolant drain line with valve, piped to edge of base
  • Fan and belt guards
  • Caterpillar Extended Life Coolant
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
  • 2:1 Volts/Hz
  • Bus bar termination
  • 3-phase sensing
  • Class H insulation
  • Reactive droop
  • VR6 Voltage Regulator
  • SR4B self excited
  • 12 Leads
  • Class F temerature rise
Governing System
  • Cat electronic governor
Lube System
  • Oil drain line with valve, piped to edge of base
  • Lubricating oil
  • Oil filter
  • 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
  • Battery with rack, cables
  • Fuel shutoff solenoid
  • 24 volt starting motor
Air Inlet System
  • Heavy duty air cleaners
  • Duel element air cleaners
  • Open element air cleaners
Circuit breakers
  • 1600 Amp, 3 pole, Non-UL, 100% rated, 24 volt DC shunt trip
  • 1250, 1600 Amp, 3 pole, IEC 100% rated, 24 volt DC shunt trip
Control Panel
  • Generator temperature monitoring package
  • EMCP 4.4
  • First local annunicators
  • Vandal proof panel door
  • Remote custom annunicators
  • EMCP 4.3
  • Local discrete I/O package
  • Common alarm / shutdown relay
  • Ground fault relay
  • Generator running VFC
Cooling System
  • Radiator duct flange
  • Jacket water heaters
European Certifications
  • Eurasian conformity (EAC) mark
Exhaust System
  • Through wall installation kit
  • Mufflers
  • Manifold and turbocharger guard
  • Elbow kit
Generator and Attachments
  • Permanent magnet excitation
  • Space heater
  • Digital voltage regulator
  • Oversize and premium generators
Lube System
  • Manual sump pump
Mounting System
  • Fuel tank base (1200 ltr)
Special Tests / Reports
  • PGS test report @ 0.8 power factor
  • PGS test report @ 1.0 power factor
Starting / Charging
  • Oversize batteries
  • Battery chargers
  • Battery disconnect switch
  • Heavy-duty starting system
Governing System
  • Electronic load share