3512 (60 Hz)

Bore
6.69 in / 170 mm
Stroke
7.48 in / 190 mm
Displacement
3161.03 in³ / 51.8 l

Producing reliable power from 890 to 1250 ekW at 60 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 a low fuel consumption system.

Generator Set Specifications
Standby Rating 1250/1100 ekW
Prime Power Rating 1135/1000 ekW
Emissions/Fuel Strategy Low Fuel Consumption
Voltage 380 to 13800 Volts
Frequency 60 Hz
Speed 1800 rpm
Duty Cycle Standby, Mission Critical, Prime, Continuous
Maximum Rating 1250 ekW
Minimum Rating 890 ekW
Engine Specifications
Engine Model 3512 TA, V-12, 4-Stroke Water-Cooled Diesel
Bore 6.69 in / 170 mm
Stroke 7.48 in / 190 mm
Displacement 3161.03 in³ / 51.8 l
Compression Ratio 13.5:1
Aspiration TA
Fuel System Direct Unit Injection
Governor Type Woodward
Generator Set Dimensions
Length - Minimum 214.8 in / 5456 mm
Length - Maximum 218.8 in / 5556 mm
Width - Maximum 77.8 in / 1975 mm
Height - Maximum 93.2 in / 2367 mm
Dry Weight - Genset (minimum) 22210 lb / 10080 kg
Dry Weight - Genset (maximum) 22650 lb / 10270 kg

Standard Equipment

  • Air Inlet System
    • Air cleaner; single element canister type with service indicator
  • Air Inlet
    • Air cleaner
  • Cooling
    • Radiator fan and fan drive
    • JWAC.
  • Exhaust
    • Exhaust flange outlet
    • Dry exhaust manifold
  • Fuel
    • Secondary fuel filters
    • Primary fuel filter with integral water separator
    • Fuel cooler; not included with packages without radiator
    • Secondary fuel filters
    • Fuel priming pump
  • Generator
    • IP23 Protection
    • Matched to the performance and output characteristics of Cat engines
  • Power Termination
    • Busbar
  • Control Panel
    • Accessory module data link
    • Features include:
    • Over/under voltage (27 / 59)
    • Coolant temperature
    • Generator phase sequence
    • Serial annunciator module data link
    • Low coolant temperature
    • Low oil pressure
    • DC volts
    • Over/under voltage (27/59)
    • Auto/start/stop control
    • Exciter diode monitor
    • Failure to start (overcrank)
    • 6 programmable digital inputs
    • Emergency stop
    • Generator mounted - rear facing
    • Programmable protective relaying functions:
    • Power factor (per phase & average)
    • Alarm acknowledge
    • DC volts
    • kVA (per phase, average & percent)
    • Overspeed
    • IVR includes:
    • RFI suppression
    • Emergency stop pushbutton
    • Package mounted radiator (except C175)
    • Overspeed
    • Emergency stop
    • kVAr (per phase, average & percent)
    • Environmental sealed front face
    • Customer data link (Modbus RTU)
    • Min / max exciter limiter
    • Speed adjust
    • Operating hours
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Reactive droop capability
    • Customizable screens
    • Volts (L-L & L-N)
    • PLC functionality
    • Digital indication for:
    • RPM
    • High coolant temperature
    • Digital indication for:
    • kW-hr (total)
    • Over/under frequency (81 o / u)
    • Low coolant temperature
    • 24 Volt DC operation
    • kW-hr (total)
    • Oil pressure (psi, kPa or bar)
    • Warning/shutdown with common LED indication of shutdowns for:
    • kVAr-hr (total)
    • EMCP 4.2B
    • 2 Programmable relay outputs (Form C)
    • kVAr-hr (total)
    • kW (per phase, average & percent)
    • kVAr (per phase, average & percent)
    • Engine cool-down timer
    • Over/under frequency (81 o/u)
    • Engine cool-down timer
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Low coolant level
    • Frequency (Hz)
    • Controls:
    • Generator phase sequence
    • High coolant temperature
    • Communications:
    • Reverse power (kW) (32)
    • Volts (L-L & L-N), frequency (Hz)
    • Alarm acknowledge
    • Environmental sealed front face
    • Controls:
    • Operating hours
    • Generator mounted - rear facing
    • Power factor (per phase & average)
    • kW (per phase, average & percent)
    • Programmable protective relaying functions:
    • Engine cycle crank
    • Reverse power (kW) (32)
    • 24 Volt DC operation
    • Lamp test
    • Text alarm/event descriptions
    • Failure to start (overcrank)
    • Generator set packages include Caterpillar's voltage regulator (IVR)
    • Warning/shutdown with common LED indication of shutdowns for:
    • Text alarm/event descriptions
    • 4 programmable relay outputs (Form A)
    • Lamp test
    • Load histogram feature
    • Coolant temperature
    • Auto/start/stop control
    • Overcurrent (50 / 51)
    • kVA (per phase, average & percent)
    • KVAR/PF modes
    • Engine cycle crank
    • 3 Phase voltage sensing
    • 2 Programmable digital outputs
    • Low oil pressure
    • Reverse reactive power (kVAr) (32RV)
    • EMCP 4 Genset controller
    • RPM
    • Oil pressure (psi, kPa or bar)
    • Amps (per phase & average)
    • Low coolant level
    • Amps (per phase & average)
    • EMCP4.2 controller includes:
  • Cooling System
    • Radiator fan and fan drive
    • Fan and belt guards
    • JWAC
    • Caterpillar extended life coolant
    • Coolant level sensors
    • Coolant drain line with valve
  • Exhaust System
    • Dry exhaust manifold.
    • Exhaust flange outlet
  • Fuel System
    • Fuel cooler; not included with packages without radiator
    • Flexible fuel lines - shipped loose
    • Secondary fuel filters
    • Fuel priming pump
  • Generators and Attachments
    • LV
    • Winding temperature detectors
    • 3 phase brushless, Salient pole
    • 1800 Frames are Form wound, Permanent magnet excitation (PMG), with winding temperature detectors
    • NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime/150C standby)
    • Generator set packages include Caterpillar's digital voltage regulator (CDVR)
    • CDVR includes reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, min/max exciter. Limiter and exciter diode monitor
    • 6 Lead
    • Internal excitation (IE)
    • Busbar connections, top center mounted, top cable entry. 50 Hz models: IEC standard hole pattern
    • Random wound
  • Governing System
    • Woodward 2301A isochronous governor
  • Lube System
    • Integral lube Oil cooler
    • Oil filter, filler and dipstick
    • Oil drain lines and valve
    • Fumes disposal
    • Gear type lube oil pump.
    • Lubricating oil
  • Mounting System
    • 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
  • Generator and Attachments
    • Random wound
    • LV
    • 6 Lead
    • 3 phase brushless, Salient pole
  • General
    • Right hand servicing
    • Caterpillar yellow with high gloss black rails & radiator
    • Flywheel and Flywheel housing-SAE No. 00
    • SAE standard rotation
    • Paint - Caterpillar yellow except rails and radiators gloss black

Optional Equipment

  • Exhaust
    • Exhaust mufflers
  • Air Inlet System
    • Air inlet protection
    • Air cleaner - Dual element
    • Remote air inlet adapters
  • Generator
    • Oversize and premium generators
    • Internal excitation (IE)
    • Permanent magnet excitation (PMG)
    • Anti-condensation heater
  • Circuit breakers
    • Breaker harnesses
    • EMAX breaker connections
    • EMAX breakers
    • Enclosures - Control packaging
    • Cable entry options
    • Low voltage, IEC standard hole
    • Optional busbar power connections
    • Busbar connections
  • Power Termination
    • Circuit breakers, IEC compliant
    • Circuit breakers, UL listed
  • Control Panels
    • Annunciator modules
    • Customer interface options
    • Auxiliary box
    • Mounting group - External box clips
    • Governors
    • Generator temperature monitoring
  • Cooling System
    • Heat exchangers
    • 3512 MUI 1500 Radiators PGS
    • Water level switch gauges
  • Mounting
    • Spring type vibration isolators
    • IBC isolators
    • Rubber anti-vibration mounts
  • Certificates
    • EU Declaration of Conformity
    • Eurasian Conformity (EAC) mark
    • European union certification
    • European Directive genset, DoI (Declaration of Incorporation)
  • Starting/Charging
    • Jacket water heater
    • Battery chargers
    • Charging alternator
    • Heavy duty starting system
    • Oversize batteries
    • Air starting motor with control and silencer
  • Exhaust System
    • Flexible fittings
    • Mufflers
    • Through wall installation kit
  • Fuel System
    • Primary fuel filter
  • Generators and Attachments
    • Space heater kit
    • Generator conversions - IE and PM
  • Instrumentation
    • Pyrometers
  • Lube System
    • Oil level reg-1 shallow pan
    • Manual prelube sump pumps
    • Electric prelube pumps
  • Mounting System
    • Vibration isolator options
  • Protection System
    • Explosion relief valves
  • Special Tests / Reports
    • PGS Test report @ 0.8 power factor
    • Neutral ground - LV
    • PGS Test report @ 1.0 power factor
    • IBC seismic Certification
    • Neutral grounding connection
  • Starting / Charging System
    • Battery chargers (10 and 20 amp)
    • Battery sets - 24 Volt, dry
    • Electric starting motors - Dual 24 Volt
    • Charging alternators
    • Jacket water heaters
    • Starting aids
  • General
    • Integral & sub-base fuel tanks
    • Enclosures: Sound attenuated, weather protective
    • Engine barring group - installed
    • Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
    • CSA Certification
    • Integral & sub-base UL listed dual wall fuel tanks
    • The following options are based on regional and product configuration:
    • Automatic transfer switches (ATS)
    • UL 2200 package
    • EU Certificate of Conformance (CE)
    • EEC Declaration of Conformity
Contact Us
x

We're here to help

We'll do our best to get back to you as soon as possible.