3512C Generator Set

Overview
Bore
7 in
Displacement
3,574 in3
Stroke
8 in

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

Engine Specifications

Bore
7 in
Displacement
3,574 in3
Stroke
8 in
Aspiration
TA
Fuel System
Electronic unit injection
Engine Model
3512C ATAAC, V-12, 4-Stroke Water-Cooled Diesel
Compression Ratio
14.7:1
Governor Type
Adem™3
Aspiration
TA
Fuel System
Electronic unit injection
Bore
7 in
Displacement
3,574 in³
Stroke
8 in
Fuel System
8 in

Generator Set Specifications

Minimum Rating
1750 ekW
Maximum Rating
1750 ekW
Voltage
380 to 13800 Volts
Frequency
60 Hz
Speed
1800 rpm
Emissions/Fuel Strategy
U.S. EPA Cert., Tier 2
Width - Minimum
90
Duty Cycle
Standby, Mission Critical

Generator Set Dimensions

Height - Maximum
110 in
Length - Maximum
263 in
Width - Maximum
90 in
Dry Weight - Genset (maximum)
32,660 lb

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 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
  • 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
  • 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
  • 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
  • Designed to operate in standard ambient temperatures up to 50°C (122°F)
  • Contact your Cat Dealer for specific ambient and altitude capabilities

Certifications

  • UL2200
  • CSA Certified
  • IBC seismic certification
  • OSHPD pre-approval
  • UL2200
  • CSA Certified
  • IBC seismic certification
  • OSHPD pre-approval

One Safe Source

  • Components used in the generator set are selected at the design stage to provide optimum package 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
  • Components used in the generator set are selected at the design stage to provide optimum package 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
  • 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
  • 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 filter
    • Fuel priming pump
    • Primary fuel filter with integral water separator
  • Generator
    • IP23 Protection
    • Matched to the performance and output characteristics of Cat engines
  • Power Termination
    • Bus Bar
  • Control Panel
    • EMCP 4 Genset Controller
  • Control System
    • Cat Connect
    • Failure to start (overcrank)
    • kVAr (per phase, average & percent)
    • Over / under voltage (27/59)
    • Emergency stop
    • Environmental sealed front face
    • Load histogram feature
    • Low coolant temperature
    • Speed adjust
    • Digital indication for:
    • Warning/shutdown with common LED indication of shutdowns for:
    • Reverse power (kW) (32)
    • Generator mounted - rear facing
    • Overspeed
    • Controls:
    • Coolant temperature
    • Amps (per phase & average)
    • Engine cycle crank
    • 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
    • Communications
    • Over / under frequency (81 o/u)
    • kW-hr (total)
    • Overcurrent (50/51)
    • Text alarm / event descriptions
    • 1 programmable digital outputs
    • Lamp test
    • Emergency stop pushbutton
    • Frequency (Hz)
    • Number of I/O varies on options selected
    • 4 programmable relay outputs (Form A)
    • Accessory module data link
    • Oil pressure (psi, kPa or bar)
    • kVA (per phase, average & percent)
    • Generator phase sequence
    • Volts (L-L & L-N)
    • kVAr-hr (total)
    • High coolant temperature
    • 1 programmable relay outputs (Form C)
    • Reverse reactive power (kVAr) (32RV)
    • kW (per phase, average & percent)
    • Engine cool-down timer
    • RPM
    • EMCP4.2B
    • 24-volt DC operation
    • Power Factor (per phase & average)
    • Alarm acknowledge
    • DC volts
    • Customizable screens
    • Programmable protective relaying functions:
    • Low oil pressure
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Customer data link (Modbus RTU)
    • Auto / start / stop control
    • Low coolant level
    • PLC functionality
  • Governing System
    • ADEM III
  • Cooling System
    • Caterpillar extended life coolant (Not included with packages without radiator, installed SF44CTS
    • Fan and belt guards
    • Radiator fan and fan drive
    • Coolant drain line with valve
    • Coolant level sensors (Not included with packages without radiator)
    • SCAC
  • Exhaust System
    • Flanged faced outlet(s)
    • Dry exhaust manifold
  • Fuel System
    • Secondary fuel filters
    • Fuel priming pump
    • Flexible fuel lines - shipped loose
    • Fuel cooler; not included with packages without radiator
  • Generators And Attachments
    • High voltage
    • 3 phase brushless, salient pole
    • Internal excitation
    • Class H insulation, Class F temperature rise at 40C ambient (105C prime/130C standby)
    • NEMA Class H insulation, Class H temperature rise at 40C ambient (125C prime/150C standby)
    • Bus bar connections, top center mounted, top cable entry
    • NEMA standard hole pattern
    • Winding temperature detectors
    • NEMA standard hole pattern
    • Random wound
    • Low voltage:
    • Medium voltage:
    • Six lead
    • Form wound
    • NEMA standard hole pattern
    • Bus bar connections, right side extension box, bottom cable entry
    • NEMA Class H insulation, Class H temperature rise at 40C ambient (125C prime / 150C standby)
    • Permanent magnet
  • Literature
    • English
  • Lube System
    • Fumes disposal
    • Gear type lube oil pump
    • Oil drain lines and valve
    • Oil filter, filler and dipstick
    • Lubricating oil
    • Integral lube oil cooler
  • Mounting System
    • Rubber anti-vibration mounts (shipped loose)
  • Starting / Charging System
    • 45 Amp charging alternator
    • 24 Volt electric starting motor
    • Battery disconnect switch
    • Battery and battery rack w/cables
  • General
    • Paint - Caterpillar Yellow except rails and radiators gloss black
    • Flywheel and Flywheel housing-SAE No. 00
    • Paint: Caterpillar yellow with high gloss black rails & radiator
    • Right hand servicing
    • SAE Standard Rotation
  • Control Panels
    • EMCP 4.3, EMCP 4.4
    • Remote monitoring software
    • EMCP 4.4
    • Generator temperature monitoring & protection
    • EMCP 4.4
    • EMCP 4.3
    • Digital I/O module
    • Load share module
    • EMCP 4.2B
    • EMCP 4.2
  • Exhaust
    • Exhaust mufflers
  • Air Inlet System
    • Heavy duty air cleaner
    • Single element filter
  • Generator
    • Anti-condensation heater
    • Internal excitation (IE)
    • Permanent magnet excitation (PMG)
    • Oversize and premium generators
  • Power Termination
    • Circuit breakers, IEC compliant
    • Circuit breakers, UL listed
  • Cooling System
    • Standard installed radiators
    • Optional installed ATAAC radiators
    • Coolant
    • Standard installed ATAAC radiators
    • Water level switch gauges
    • Optional installed radiators
  • Exhaust System
    • Mufflers
    • Flanges
    • Flange and exhaust expanders
    • Flexible fittings
    • Y Adapters
    • Elbows
  • Fuel System
    • Primary fuel filter
  • General
    • US aid emblem
    • Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
    • Integral & sub-base UL listed dual wall fuel tanks
    • EEC Declaration of Conformity
    • UL 2200 package
    • Automatic transfer switches (ATS)
    • Enclosures: sound attenuated, weather protective
    • CSA Certification
    • The following options are based on regional and product configuration:
    • Integral & sub-base fuel tanks
    • EU Certificate of Conformance (CE)
  • Starting/charging
    • Oversize batteries
    • Charging alternator
    • Battery chargers
    • Air starting motor with control and silencer
    • Heavy-duty starting system
    • Jacket water heater
  • Generators And Attachments
    • Differential current transformers (DCT) 8.7 kV class
    • Generator air cleaner
    • Low Voltage: 380,440 / 480 Volts, 3 Phase, 1800 rpm
    • 1400, 1600, 2700 Frames
    • Differential current transformers (DCT) 15 kV class
    • RW, IE, 6 leads, Pitch 0.6667
    • Space heater
    • Generator conversion from IE to PM
  • Instrumentation
    • Pyrometer and thermocouples
    • Wiring GP W/O cyl sensors
  • Lube System
    • Lubrication oil in standard sump
    • Prelube pumps
    • Oil level regulator
    • Oil drains
  • Crankcase Protection
    • Crankcase ventilation system
    • No explosion relief valves
    • Explosion relief valve
    • No crankcase explosion relief valve
  • Mounting System
    • IBC vibration isolators
    • Spring type vibration isolators
    • Puck style low efficiency isolators
  • Mounting
    • Rubber anti-vibration mounts
    • IBC isolators
    • Spring-type vibration isolator
  • Power Connections
    • Rear power connections
    • Center post busbar
    • Left side power connections
    • 2000, 2500,3200 Amp, 3 Pole, IEC Rated Circuit Breakers
    • Six lead, six terminal option
    • Right side power connections
    • 2000, 2500 Amp, 4 Pole, IEC Rated Circuit Breakers
    • 1600 ,2000, 2500, 3000, 4000 Amp, 3 Pole, UL-100% rated circuit breakers
    • Neutral ground connections
    • Grounding groups
    • Cable entry - Right side
  • Special Tests / Reports
    • PGS test report @ 1.0 power factor
    • Generator fuel consumption test
    • Torsional vibration analysis
    • Generator test report
    • CSA certification
    • Standard engine test charge
    • IBC seismic certification
    • PGS test report @ 0.8 power factor
    • Fuel consumption test
  • Starting / Charging System
    • Starter covers
    • Air starting motor
    • 35 Amp battery charger
    • Air pressure regulator
    • 10 Amp battery charger
    • 24 Volt battery set - Dry
    • Engine barring device
    • Electric starting motors
    • Batteries, racks and cables:
    • Jacket water heaters
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