New CAT Equipment

3512C Generator Set

1230 - 1500 ekW Diesel Generator Set

Producing reliable power from 1230 to 1500 ekW at 60 Hz, our 3512C 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 are U.S. EPA Certified for Stationary Emergency Use Only (Tier 2 Nonroad Equivalent Emission Standards)

Get a Quote

    Benefits

    Over 4,000,000,000 Global Operating hours

    Proven performance in heavy-duty applications

    Over 200,000 Shipped

    Since 1981, leading the large engine market

    BMEP 19% Lower Than Other Brands

    Provides great block load capability and durability

    Learn more about the 3512C Generator Set

    Watch

    • Engine Specifications
      Aspiration
      TA
      Bore
      6.69 in
      Compression Ratio
      14.7:1
      Displacement
      3161.03 in³
      Engine Model
      3512C ATAAC, V-12, 4-Stroke Water-Cooled Diesel
      Fuel System
      Electronic unit injection
      Governor Type
      ADEM A3
      Stroke
      7.48 in
    • Generator Set Dimensions
      Dry Weight - Genset (maximum)
      30790 lb
      Height - Maximum
      110 in
      Length - Maximum
      248.6 in
      Width - Maximum
      89.8 in
    • Generator Set Specifications
      Duty Cycle
      Standby, Mission Critical, Prime, Continuous
      Emissions/Fuel Strategy
      U.S. EPA Certified
      Frequency
      60 Hz
      Maximum Rating
      1500 ekW
      Minimum Rating
      1230 ekW
      Prime Power Rating
      1360 ekW
      Speed
      1800 rpm
      Standby Rating
      1500 ekW
      Voltage
      380 to 13800 Volts
    Air Inlet System
    • Air cleaner; single element canister type with service indicator
    Air Inlet
    • Air cleaner
    Cooling
    • Package mounted radiator
    Exhaust
    • Exhaust flange outlet
    Fuel
    • Secondary fuel filters
    • Primary fuel filter with integral water separator
    • Fuel priming pump
    Generator
    • Matched to the performance and output characteristics of Cat engines
    • IP23 Protection
    Power Termination
    • Busbar
    Control Panel
    • Cat ECS Genset controller
    Control System
    • Alarm acknowledge
    • Over/under frequency (81 o/u)
    • Reverse power (kW) (32)
    • Coolant temperature
    • kVAr (per phase, average & percent)
    • Overcurrent (50 / 51)
    • High coolant temperature
    • Environmental sealed front face
    • Reverse reactive power (kVAr) (32RV)
    • kVA (per phase, average & percent)
    • Volts (L-L & L-N)
    • Generator set packages include Caterpillar's voltage regulator (IVR). IVR includes reactive droop capability, 3-phase voltage sensing, KVAR / PF modes, RFI suppression, min/max exciter. Limiter and exciter diode monitor
    • kW-hr (total)
    • kW (per phase, average & percent)
    • Low oil pressure
    • Cat ECS 100
    • Digital indication for:
    • Engine cool-down timer
    • Generator mounted - rear facing
    • DC volts
    • 1 programmable relay outputs (Form C)
    • Overspeed
    • kVAr-hr (total)
    • 1 programmable digital outputs
    • Communications
    • Power factor (per phase & average)
    • Oil pressure (psi, kPa or bar)
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Cat connect
    • Customizable screens
    • Low coolant temperature
    • Over/under voltage (27 / 59)
    • 4 programmable relay outputs (Form A)
    • Accessory module data link
    • Warning/shutdown with common LED indication of shutdowns for:
    • Failure to start (overcrank)
    • Amps (per phase & average)
    • Auto/start/stop control
    • Controls:
    • Engine cycle crank
    • Customer data link (Modbus RTU)
    • Programmable protective relaying functions:
    • Text alarm/event descriptions
    • Emergency stop
    • Speed adjust
    • Number of I/O varies on options selected
    • Lamp test
    • RPM
    • 24 Volt DC operation
    • Emergency stop pushbutton
    • Low coolant level
    • Frequency (Hz)
    • Generator phase sequence
    • Load histogram feature
    • PLC functionality
    Cooling System
    • Coolant level sensors (Not included with packages without radiator)
    • SCAC
    • Radiator fan and fan drive
    • Coolant drain line with valve
    • Fan and belt guards
    • Caterpillar extended life coolant (Not included with packages without radiator, installed SF44CTS
    Exhaust System
    • Flanged faced outlet(s)
    • Dry exhaust manifold
    Fuel System
    • Fuel cooler; not included with packages without radiator
    • Secondary fuel filters
    • Flexible fuel lines - shipped loose
    • Fuel priming pump
    Generators and Attachments
    • Medium voltage:
    • Internal excitation (IE)
    • High voltage
    • Permanent magnet excitation (PMG)
    • Winding temperature detectors
    • NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime/150C standby)
    • Busbar connections, right side extension box, bottom cable entry
    • Busbar connections, top center mounted, top cable entry
    • Low voltage:
    • Class H insulation, Class F temperature rise at 40C ambient (105C prime/130C standby)
    • NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime / 150C standby)
    • NEMA standard hole pattern
    • 3 phase brushless, Salient pole
    • NEMA standard hole pattern
    • 6 Leads
    • Random wound
    • NEMA standard hole pattern
    • Form wound
    Governing System
    • ADEM III
    Literature
    • Parts book
    Lube System
    • Gear type lube oil pump
    • Oil filter, filler and dipstick
    • Fumes disposal
    • Lubricating oil
    • Oil drain lines and valve
    • Integral lube Oil cooler
    Mounting System
    • Rubber anti-vibration mounts - shipped loose
    Starting / Charging System
    • 45 Amp Charging alternator
    • Battery and battery rack w/cables
    • Battery disconnect switch
    • 24 Volt electric starting motor
    General
    • Flywheel and Flywheel housing-SAE No. 00
    • SAE standard rotation
    • Right hand servicing
    • Paint - Caterpillar yellow with high gloss black rails & radiator
    Control Panels
    • EMCP 4.4
    Exhaust
    • Exhaust mufflers
    Air Inlet System
    • Heavy duty air cleaner
    • Single element filter
    Generator
    • Permanent magnet excitation (PMG)
    • Oversize and premium generators
    • Internal excitation (IE)
    • Anti-condensation heater
    Cooling System
    • Coolant
    • Standard installed ATAAC radiators
    • Optional installed ATAAC radiators
    • Optional installed radiators
    • Water level switch gauges
    • Standard installed radiators
    Power Termination
    • Circuit breakers, IEC compliant
    • Circuit breakers, UL listed
    Exhaust System
    • Flanges
    • Flange and exhaust expanders
    • Y Adapters
    • Flexible fittings
    • Elbows
    • Mufflers
    Fuel System
    • Primary fuel filter
    General
    • US aid emblem
    Mounting
    • IBC isolators
    • Rubber anti-vibration mounts
    • Spring type vibration isolators
    Generators and Attachments
    • Differential current transformers (DCT) 15 kV class
    • RW, IE, 6 Leads, Pitch 0.6667
    • Differential current transformers (DCT) 8.7 kV class
    • 1400, 1600, 2700 Frames
    • Space heater
    • Generator air cleaner
    • Generator conversion from IE to PM
    • Low voltage: 380,440 / 480 Volts, 3 Phase, 1800 rpm
    Starting/Charging
    • Jacket water heater
    • Air starting motor with control and silencer
    • Battery chargers
    • Charging alternator
    • Heavy duty starting system
    • Oversize batteries
    Instrumentation
    • Wiring GP W/O cyl sensors
    • Pyrometer and thermocouples
    Lube System
    • Prelube pumps
    • Oil level regulator
    • Oil drains
    • Lubrication oil in standard sump
    Crankcase Protection
    • No explosion relief valves
    • No crankcase explosion relief valves
    • Explosion relief valves
    • Crankcase ventilation system
    Mounting System
    • Puck style low efficiency isolators
    • IBC vibration isolators
    • Spring type vibration isolators
    Power Connections
    • Cable entry - right side
    • Center post buss bar
    • Rear power connections
    • Right side power connections
    • 2000, 2500, 3200 Amp, 3 Pole, IEC rated Circuit breakers
    • 1600 ,2000, 2500, 3000, 4000 Amp, 3 Pole, UL-100% rated Circuit breakers
    • Left side power connections
    • Six lead, six terminal option
    • 2000, 2500 Amp, 4 Pole, IEC rated Circuit breakers
    • Neutral ground connections
    • Grounding groups
    Special Tests / Reports
    • Standard engine test charge
    • PGS Test report @ 1.0 power factor
    • CSA Certification
    • IBC seismic Certification
    • Fuel consumption test
    • Torsional vibration analysis
    • Generator test report
    • Generator fuel consumption test
    • PGS Test report @ 0.8 power factor
    Starting / Charging System
    • 10 Amp Battery charger
    • 24 Volt battery set - Dry
    • Engine barring device
    • 35 Amp Battery charger
    • Air starting motor
    • Air pressure regulator
    • Batteries, racks and cables:
    • Jacket water heaters
    • Electric starting motors
    • Starter cover