3412C | 900 kVA
3412C | 900 kVA 50Hz Low Fuel Consumption
Overview
Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.
Specifications
Units:
| Maximum Rating | 900 kVA |
| Minimum Rating | 810 kVA |
| Emissions/Fuel Strategy | Low Fuel Consumption |
Benefits & Features
Cat Generator Set Package
- 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
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
SR500 Alternator
- Superior motor starting capability minimizes need for oversizing alternator
- Designed to match performance and output characteristics of Cat diesel engines
- Robust Class H insulation
October 22, 2025
Specifications
Units:
| Maximum Rating | 900 kVA |
| Minimum Rating | 810 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 | — |
| Stroke | — |
| Displacement | — |
| Compression Ratio | 13:01 |
| Aspiration | Turbocharged, Air to Air Aftercooled |
| Fuel System | Pump and Lines |
| Governor Type | ADEM™ A5 |
| Length - Maximum | — |
| Width - Minimum | — |
| Width - Maximum | — |
| Height - Maximum | — |
| Dry Weight - Genset (minimum) | — |
| Dry Weight - Genset (maximum) | — |
Benefits & Features
Cat Generator Set Package
- 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
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
SR500 Alternator
- Superior motor starting capability minimizes need for oversizing alternator
- Designed to match performance and output characteristics of Cat diesel engines
- Robust Class H insulation
EMCP 4 Control Panel
- 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
Cooling System
- Designed to operate in standard ambient temperatures up to 50°C (122°F)
- Contact your Cat Dealer for specific ambient and altitude capabilities
Certifications
- EU Declaration of Conformity
- EU Declaration of Incorporation
- Eurasian Conformity (EAC)
One Safe Source
- 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
World Wide Product Support
- 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
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Standard Equipment
- Air Inlet System
- Air cleaner, single element canister type with service indicator
- Control Panel
- GCCP Control panel
- Emergency stop pushbutton
- Overspeed
- Text alarm/event descriptions
- Low coolant temperature
- Frequency (Hz)
- Overcurrent (50 / 51)
- 4 programmable relay outputs (Form A)
- Volts (L-L & L-N)
- Programmable protective relaying functions:
- Warning/shutdownn with common LED indication of shutdowns for:
- 24 Volt DC operation
- Over/under voltage (27 / 59)
- Engine cycle crank
- Over/under frequency (81 o/u)
- Remote CAN annunciator
- Remote Serial annunciator
- kW (per phase, average & percent)
- Digital I/O module
- Failure to start (overcrank)
- Low oil pressure
- Low coolant level
- Run/auto/ stop/control
- 6 programmable digital inputs
- Accessory module data link
- Features include:
- Compatible with the following optional modules:
- Serial annunciator module data link
- kVA (per phase, average & percent)
- Voltage adjust
- RPM
- Generator temperature monitoring module
- kVAr (per phase, average & percent)
- 2 Programmable relay outputs (Form C)
- DC volts
- Communications
- Local annunciator
- Power factor (per phase & average)
- Speed adjust
- Emergency stop
- Reverse power (kW) (32)
- coolant temperature
- Digital indication for:
- Reverse reactive power (kVAr) (32RV)
- Customer data link (Modbus RTU)
- kW-hr (total)
- Amps (per phase & average)
- High coolant temperature
- Generator phase sequence
- Oil pressure (psi, kPa or bar)
- Operating hours
- 2 Programmable digital outputs
- Environmental sealed front face
- Cooling System
- Fan and belt guards
- Radiator with guard (Sized for 50 degrees C)
- Coolant drain line with valve, piped to edge of base
- Coolant level shutdown
- 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
- Water seperator
- Flexible fuel lines terminated on base
- Fuel priming pump
- Generator and Attachments
- 3-phase sensing
- Busbar termination
- SR4B self excited
- 2:1 Volts/Hz
- Class F temperature rise
- 12 Leads
- Class H insulation
- Reactive droop
- VR6 voltage regulator
- Governing System
- Cat electronic governor
- Lube System
- Oil drain line with valve, piped to edge of base
- Oil filter
- Fumes disposal, piped to front of radiator
- Lubricating oil
- Mounting System
- Base, formed steel with linear vibration isolators between base and engine-generator
- Starting / Charging System
- Fuel shutoff solenoid
- 45 amp Charging alternator
- Battery with rack, cables
- 24 volt starting motor
Optional Equipment
- Air Inlet System
- Dual 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
- Ground fault relay
- Vandal proof panel door
- First local annunicators
- Common alarm/shutdown relay
- Remote custom annunicator
- GCCP Control panel
- Generator running VFC
- GCCP Control panel
- Local discrete I/O package
- Generator temperature monitoring package
- Cooling System
- Radiator duct flange
- Jacket water heaters
- European Certifications
- Eurasian Conformity (EAC) mark
- Exhaust System
- Manifold and turbocharger guards
- Through wall installation kit
- Elbow kit
- Mufflers
- Generator and Attachments
- Permanent magnet excitation (PMG)
- 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
- Battery disconnect switch
- Heavy duty starting system
- Battery chargers
- Oversize batteries
- Governing System
- Electronic load share