3512C Generator Set

Diesel Generator Sets
Diesel Generator Sets (76)

Overview

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

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
  • UL 2200 Listed
  • CSA
  • 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
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 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
  • UL 2200 Listed
  • CSA
  • 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
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

Engine Specifications

Bore
6.69in
Displacement
3161.03in3
Stroke
7.48in
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
6.69in
Displacement
3161.03in³
Stroke
7.48in

Generator Set Specifications

Minimum Rating
1230 ekW
Maximum Rating
1500 ekW
Voltage
380 to 13800 Volts
Frequency
60 Hz
Speed
1800 rpm
Emissions/Fuel Strategy
U.S. EPA Certified
Duty Cycle
Standby, Mission Critical, Prime, Continuous

Generator Set Dimensions

Height - Maximum
110in
Length - Maximum
248.6in
Width - Maximum
89.8in
Dry Weight - Genset (maximum)
30790lb

Standard/Optional Features

Standard Equipment:

  • 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
    • 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
    • EMCP 4 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
    • EMCP 4.2B
    • 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
    • High voltage
    • Permanent magnet
    • Winding temperature detectors
    • NEMA Class H insulation, 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, 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
    • English
  • 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

Optional Equipment:

  • Control Panels
    • EMCP 4.3, 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 isolator
  • 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 valve
    • Explosion relief valve
    • 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 covers

Take The Virtual Product Tour To Explore The Features And Benefits of the 3512C Generator Set

See how 3512C (60 Hz) compares against frequently compared products

3512C (60 Hz) Diesel Generator Sets

Engine Model
3512C ATAAC, V-12, 4-Stroke Water-Cooled Diesel
Voltage
380 to 13800 Volts
Maximum Rating
1500 ekW
Selected Model

3516B (50 Hz) with Upgradeable Package Diesel Generator Sets

Engine Model
C32 TA, V-12, 4-Stroke Water-Cooled Diesel
Voltage
220 to 4160 Volts
Maximum Rating
2500 kVA
View Full Specs

C32 with Upgradeable Package Diesel Generator Sets

Engine Model
C32 TA, V-12, 4-Stroke Water-Cooled Diesel
Voltage
220 to 4160
Maximum Rating
1000 ekW (1250 kVA)
View Full Specs

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