3512 (50 Hz) with Upgradeable Package

3512 Generator Set

Producing reliable power from 1000 to 1400 kVA at 50 Hz, our 3512 diesel generator sets are made to meet your mission critical, continuous, standby and prime applications. We’ve designed each to ISO 8528-5 transient response requirements and to accept 100% rated load in one step. Generator sets offer both low fuel consumption and low emission systems.

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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

SR5 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

  • Telecom Lab of China (TLC)
  • EU Declaration of Conformity
  • EU Declaration of Incorporation
  • Eurasian Conformity

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

Virtual Tours

Documents & Brochures

Standard Equipment

Air Inlet System
  • Air cleaner; single element canister type with service indicator
Control Panel
  • Serial annunciator module data link
  • Accessory module data link
  • 2 Programmable digital outputs
  • Overspeed
  • Low coolant level
  • Oil pressure (psi, kPa or bar)
  • Amps (per phase & average)
  • 24 Volt DC operation
  • 2 Programmable relay outputs (Form C)
  • Auto/start/stop control
  • Speed adjust
  • DC volts
  • Reverse reactive power (kVAr) (32RV)
  • kVA (per phase, average & percent)
  • 6 programmable digital inputs
  • Low oil pressure
  • Text alarm/event descriptions
  • Volts (L-L & L-N)
  • Emergency stop
  • 4 programmable relay outputs (Form A)
  • Programmable protective relaying functions:
  • Coolant temperature
  • Reverse power (kW) (32)
  • kVAr-hr (total)
  • Customer data link (Modbus RTU)
  • Generator mounted - rear facing
  • Over/under frequency (81 o/u)
  • High coolant temperature
  • Engine cool-down timer
  • EMCP4.2 controller includes:
  • Engine cycle crank
  • kW (per phase, average & percent)
  • Lamp test
  • Generator phase sequence
  • Failure to start (overcrank)
  • Operating hours
  • Warning/shutdown with common LED indication of shutdowns for:
  • Environmental sealed front face
  • Emergency stop pushbutton
  • RPM
  • Frequency (Hz)
  • Low coolant temperature
  • kVAr (per phase, average & percent)
  • Alarm acknowledge
  • kW-hr (total)
  • Over/under voltage (27 / 59)
  • Power factor (per phase & average)
  • Overcurrent (50 / 51)
  • Digital indication for:
  • True RMS AC metering, 3 phase, +/-2% accuracy
  • Communication:
  • Controls:
  • Generator mounted - rear facing
  • Low coolant level
  • Communications
  • kVAr (per phase, average & percent)
  • Warning/shutdown with common LED indication of shutdowns for:
  • Controls:
  • 2 Programmable digital outputs
  • Low coolant temperature
  • EMCP4.2 controller includes:
  • Over/under frequency (81 o/u)
  • kW-hr (total)
  • Text alarm/event descriptions
  • Environmental sealed front face
  • RPM
  • Digital indication for:
  • Emergency stop
  • Serial annunciator module data link
  • kVA (per phase, average & percent)
  • Alarm acknowledge
  • kVAr-hr (total)
  • Auto/start/stop control
  • kW (per phase, average & percent)
  • Engine cool-down timer
  • True RMS AC metering, 3-phase, +/-2% accuracy
  • Failure to start (overcrank)
  • Over/under voltage (27/59)
  • EMCP4.2 controls including: Emergency stop pushbutton
  • Low oil pressure
  • 24 Volt DC operation
  • Volts (L-L & L-N)
  • Oil pressure (psi, kPa or bar)
  • Reverse power (kW) (32)
  • Overcurrent (50/51)
  • 6 programmable digital inputs
  • Reverse reactive power (kVAr) (32RV)
  • Generator phase sequence
  • Operating hours
  • High coolant temperature
  • Overspeed
  • Accessory module data link
  • 2 Programmable relay outputs (Form C)
  • Frequency (Hz)
  • Coolant temperature
  • Customer data link (Modbus RTU)
  • Lamp test
  • Power factor (per phase & average)
  • 4 programmable relay outputs (Form A)
  • Speed adjust
  • Amps (per phase & average)
  • Programmable protective relaying functions:
  • DC volts
  • Engine cycle crank
Cooling System
  • Coolant drain line with valve
  • JWAC
  • Fan and belt guards
  • Radiator fan and fan drive
  • Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
  • Coolant level sensors (Not included with packages without radiator)
Cooling
  • Coolant level sensors (Not included with packages without radiator)
  • Radiator fan and fan drive
  • Fan and belt guards
  • Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
  • JWAC.
  • Coolant drain line with valve
Exhaust
  • Dry exhaust manifold
  • Flanged faced outlet(s)
  • Dry exhaust manifold
  • Flanged faced outlet(s)
Fuel System
  • Fuel cooler; not included with packages without radiator
  • Secondary fuel filters
  • Fuel priming pump
  • Flexible fuel lines - shipped loose
Fuel
  • Fuel priming pump
  • Fuel cooler; not included with packages without radiator
  • Secondary fuel filters
  • Flexible fuel lines - shipped loose
Generators and Attachments
  • 3 Phase brushless, Salient pole
  • Exciter diode monitor
  • Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
  • RFI suppression
  • 3 Phase voltage sensing
  • Min / max exciter limiter
  • Generator set packages include: Regulator (CDVR)
  • KVAR / PF modes
  • NEMA Class H insulation
  • Internal excitation (IE)
  • Winding temperature detectors
  • Reactive droop capability
  • 50 Hz models: IEC standard hole pattern
  • Class H temperature rise at 40C ambient (125C prime/150C standby)
  • Random wound
  • Busbar connections, top center mounted, top cable entry
  • LV
  • Caterpillar's digital voltage regulator (CDVR) includes:
  • 6 Lead
  • Winding temperature detectors
  • Busbar connections, top center mounted, top cable entry
  • 50 Hz models: IEC standard hole pattern
  • NEMA Class H insulation
  • 3 phase brushless, Salient pole
  • Exciter diode monitor
  • Caterpillar's digital voltage regulator (CDVR) includes:
  • KVAR/PF modes
  • 3 Phase voltage sensing
  • Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
  • LV
  • 6 Lead
  • Class H temperature rise at 40C ambient (125C prime/150C standby)
  • Reactive droop capability
  • Min / max exciter limiter
  • Random wound
  • Internal excitation (IE)
  • Generator set packages include: Regulator (CDVR)
  • RFI suppression
Governing System
  • Woodward 2301A isochronous governor
  • Woodward 2301A isochronous governor
Lube System
  • Fumes disposal
  • Oil filter, filler and dipstick
  • Gear type lube oil pump
  • Oil drain lines and valve
  • Lubricating oil
  • Integral lube Oil cooler
  • Fumes disposal
  • Oil drain lines and valve
  • Lubricating oil
  • Integral lube Oil cooler
  • Oil filter, filler and dipstick
  • Gear type lube oil pump
Mounting System
  • Rubber anti-vibration mounts - shipped loose
  • Rails - Engine/generator/radiator mounting
  • Rubber anti-vibration mounts - shipped loose
  • Rails - engine/generator/radiator mounting
Starting / Charging System
  • Battery disconnect switch
  • Battery and battery rack w/cables
  • 24 Volt electric starting motor
  • Battery disconnect switch
  • 24 Volt electric starting motor
  • Battery and battery rack w/cables
General
  • Flywheel and Flywheel housing-SAE No. 00
  • SAE standard rotation
  • RH service
  • Paint - Caterpillar yellow with high gloss black rails & radiator
  • RH service
  • Flywheel and Flywheel housing-SAE No. 00
  • Paint - Caterpillar yellow with high gloss black rails & radiator
  • SAE standard rotation

Additional information

Offering Type

Generator Set Specifications - Standby Rating

1400/1250 kVA
Generator Set Specifications - Prime Power Rating

1275/1150 kVA
Generator Set Specifications - Emissions/Fuel Strategy

Low fuel, Low Emissions
Generator Set Specifications - Voltage

380 to 415 Volts
Generator Set Specifications - Frequency

50 Hz
Generator Set Specifications - Speed

1500 rpm
Generator Set Specifications - Duty Cycle

Standby, Mission Critical, Prime, Continuous
Generator Set Specifications - Maximum Rating

1400 kVA
Generator Set Specifications - Minimum Rating

1000 kVA
Engine Specifications - Engine Model

3512 TA, V-12, 4-Stroke Water-Cooled Diesel
Engine Specifications - Bore

170 mm ( 6.69 in )
Engine Specifications - Stroke

190 mm ( 7.48 in )
Engine Specifications - Displacement

51.8 l ( 3161.03 in³ )
Engine Specifications - Compression Ratio

13.5:1
Engine Specifications - Aspiration

TA
Engine Specifications - Fuel System

Direct Unit Injection
Engine Specifications - Governor Type

Woodward
Generator Set Dimensions - Length - Minimum

5165 mm ( 203.5 in )
Generator Set Dimensions - Length - Maximum

5269 mm ( 207.5 in )
Generator Set Dimensions - Width - Maximum

2015 mm ( 79.3 in )
Generator Set Dimensions - Height - Maximum

2336 mm ( 92 in )
Generator Set Dimensions - Dry Weight - Genset (minimum)

10224 kg ( 22540 lb )
Generator Set Dimensions - Dry Weight - Genset (maximum)

10460 kg ( 23060 lb )

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