• EQUIPMENT
  • ATTACHMENTS
  • POWER SYSTEMS
  • TECHNOLOGY
  • AGRICULTURE

Articulated Trucks

Asphalt Pavers

Backhoe Loaders

Cold Planers

Compactors

Dozers

Draglines

Electric Rope Shovels

Excavators

Forest Machines

Hydraulic Mining Shovels

Lift Trucks

Material Handlers

Mobile Track Solutions

Motor Graders

Off-Highway Trucks

Pavers

Pipelayers

Road Reclaimers

Skid Steer and Compact Track Loaders

Telehandlers

Track Loaders

Trailers

Underground Mining

Wheel Loaders

Wheel Tractor-Scrapers

Augers

Bale Grabs

Bale Spears

Blades

Brooms

Brushcutters

Buckets

Cold Planers

Compactors

Couplers

Flail Mowers

Forks

Generator Set Enclosures

Grapples

Ground Engaging Tools

Hammers

Material Handling

Mulchers

Multi-Processors

Pulverizers

Rakes

Rippers

Shears

Silage Defacers

Snow Pushes

Stump Grinders

Tillers

Trenchers

Water Delivery System

Winches

Electric Power

Industrial

Marine Power Systems

APS Products

Digital Tools

Construction Technology

CAT Connect Technology

CAT Connect Services

Remote Asset Monitoring

Agriculture Technology

Visit ALTORFERAG.COM for all of your agriculture equipment needs

DEALS noun_chevron_25366 USED noun_chevron_25366 RENTALS noun_chevron_25366
Financing
Service Request
Locations
Cat Rental Online
Locations
Careers

3512C Generator Set

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

Get a Quote
Minimum Rating 1230 ekW
Maximum Rating 1500 ekW
Emissions/Fuel Strategy U.S. EPA Certified
Voltage 380 to 13800 Volts
Frequency 60 Hz
Speed 1800 rpm
Duty Cycle Standby, Mission Critical, Prime, Continuous
Engine Model 3512C ATAAC, V-12, 4-Stroke Water-Cooled Diesel
Bore 6.69 in
Stroke 7.48 in
Displacement 3161.03 in³
Compression Ratio 14.7:1
Aspiration TA
Fuel System Electronic unit injection
Governor Type Adem™3
Length - Maximum 248.6 in
Width - Maximum 89.8 in
Height - Maximum 110 in
Dry Weight - Genset (maximum) 30790 lb
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 VoltageRegulator (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
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