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New Electric Power Generation

3512C (60 Hz)

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Design Criteria

The generator set accepts 100% rated load in one step per NFPA 110 and meets ISO 8528-5 transient response.

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

    • Generator

  • Matched to the performance and output characteristics of Cat engines
  • Industry leading mechanical and electrical design
  • Industry leading motor starting capabilities
  • High Efficiency

    • Cat EMCP Control Panel

    The EMCP controller features the reliability and durability you have come to expect from your Cat equipment. EMCP4 is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. EMCP4 systems can be further customized to meet your needs through programming and expansion modules.

    Single-Source Supplier

    Fully prototype tested with certified torsional vibration analysis available

    World Wide Product Support

    Cat Dealers provide extensive post sale support including maintenance and repair agreements. Cat dealers have over 1,800 dealer branch stores operating in 200 countries. The Cat® SOSSM program cost effectively detects internal engine component condition, even the presence of unwanted fluids and combustion by-products.

    UL 2200 / CSA - Optional

  • UL 2200 listed packages
  • CSA Certified
  • Certain restrictions may apply.
  • Consult with your Cat® Dealer.

    • 3512C (60 Hz) Standard Equipment

    Air Inlet System

    • Air cleaner; single element canister type with service indicator

    Control System

    • EMCP 4.2B
    • Emergency stop pushbutton
    • 24 Volt DC operation
    • Environmental sealed front face
    • Text alarm / event descriptions
    • Generator mounted - rear facing
    • 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
    • Controls:
    • Speed adjust
    • Auto / start / stop control
    • Engine cool-down timer
    • Engine cycle crank
    • Alarm acknowledge
    • Lamp test
    • Load histogram feature
    • PLC functionality
    • Customizable screens
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Digital indication for:
    • RPM
    • DC volts
    • Oil pressure (psi, kPa or bar)
    • Coolant temperature
    • Volts (L-L & L-N)
    • Frequency (Hz)
    • Amps (per phase & average)
    • Power Factor (per phase & average)
    • kW (per phase, average & percent)
    • kVA (per phase, average & percent)
    • kVAr (per phase, average & percent)
    • kW-hr (total)
    • kVAr-hr (total)
    • Warning / shutdown with common LED indication of shutdowns for:
    • Low oil pressure
    • High coolant temperature
    • Overspeed
    • Emergency stop
    • Failure to start (overcrank)
    • Low coolant temperature
    • Low coolant level
    • Programmable protective relaying functions:
    • Generator phase sequence
    • Over / under voltage (27 / 59)
    • Over / under frequency (81 o/u)
    • Reverse Power (kW) (32)
    • Reverse Reactive Power (kVAr) (32RV)
    • Overcurrent (50 / 51)
    • Communications
    • Cat Connect
    • Customer data link (Modbus RTU)
    • Accessory module data link
    • Number of I/O varies on options selected
    • 4 programmable relay outputs (Form A)
    • 1 programmable relay outputs (Form C)
    • 1 programmable digital outputs

    Cooling System

    • SCAC
    • Radiator fan and fan drive
    • Fan and belt guards
    • Coolant drain line with valve
    • Coolant level sensors (Not included with packages without radiator)
    • Caterpillar extended life coolant (Not included with packages without radiator, installed SF44CTS
       

    Exhaust System

    • Dry exhaust manifold
    • Flanged faced outlet(s)

    Fuel System

    • Secondary fuel filters
    • Fuel cooler; not included with packages without radiator
    • Flexible fuel lines - shipped loose
    • Fuel priming pump

    Generators and Attachments

    • 3 phase brushless, salient pole
    • 6 Leads
       
    • Low voltage:
    • Random wound
    • Internal excitation
    • NEMA Class H insulation, Class H temperature rise at 40C ambient (125C prime / 150C standby)
    • Busbar connections, top center mounted, top cable entry
    • NEMA standard hole pattern
    • Medium voltage:
    • Form wound
    • Permanent magnet
    • Winding temperature detectors
    • NEMA Class H insulation, Class H temperature rise at 40C ambient (125C prime/150C standby)
    • Bus bar connections, right side extension box, bottom cable entry
    • NEMA standard hole pattern
    • High voltage
    • Class H insulation, Class F temperature rise at 40C ambient (105C prime/130C standby)
    • NEMA standard hole pattern

    Governing System

    • ADEM III

    Literature

    • English

    Lube System

    • Lubricating oil
    • Gear type lube oil pump
    • Integral lube oil cooler
    • Oil filter, filler and dipstick
    • Oil drain lines and valve
    • Fumes disposal

    Mounting System

    • Rubber anti-vibration mounts (shipped loose)

    Starting / Charging System

    • 24 Volt electric starting motor
    • 45 Amp charging alternator
    • Battery and battery rack w/cables
    • Battery disconnect switch

    General

    • Paint: Caterpillar yellow with high gloss black rails & radiator
    • Right hand servicing
    • Flywheel and Flywheel housing-SAE No. 00
    • SAE Standard Rotation

    3512C (60 Hz) Optional Equipment

    Control Panels

    • EMCP 4.3, EMCP 4.4

    Air Inlet System

    • Single element filter
    • Heavy duty air cleaner

    Cooling System

    • Standard installed radiators
    • Standard installed ATAAC radiators
    • Optional installed radiators
    • Optional installed ATAAC radiators
    • Water level switch gauges
    • Coolant

    Exhaust System

    • Elbows
    • Flange and exhaust expanders
    • Flanges
    • Flexible fittings
    • Y Adapters
    • Mufflers

    Fuel System

    • Primary fuel filter

    General

    • US aid emblem

    Generators and Attachments

    • Low Voltage: 380,440 / 480 Volts, 3 Phase, 1800 rpm
    • RW, IE, 6 leads, Pitch 0.6667
    • 1400, 1600, 2700 Frames
    • Space heater
    • Generator conversion from IE to PM
    • Differential current transformers (DCT) 15 kV class
    • Differential current transformers (DCT) 8.7 kV class
    • Generator air cleaner

    Instrumentation

    • Pyrometer and thermocouples
    • Wiring GP W/O cyl sensors

    Lube System

    • Lubrication oil in standard sump
    • Oil drains
    • Oil level regulator
    • Prelube pumps

    Crankcase Protection

    • No explosion relief valves
    • No crankcase explosion relief valve
    • Explosion relief valve
    • Crankcase ventilation system

    Mounting System

    • Puck style low efficiency isolators
    • Spring type vibration isolators
    • IBC vibration isolators

    Power Connections

    • Grounding groups
    • Neutral ground connections
    • Center post buss bar
    • Right side power connections
    • Cable entry - Right side
    • Left side power connections
    • Rear power connections
    • Six lead, six terminal option
    • 1600 ,2000, 2500, 3000, 4000 Amp, 3 Pole, UL-100% rated circuit breakers
    • 2000, 2500,3200 Amp, 3 Pole, IEC Rated Circuit Breakers
    • 2000, 2500 Amp, 4 Pole, IEC Rated Circuit Breakers

    Special Tests / Reports

    • CSA certification
    • IBC seismic certification
    • PGS test report @ 1.0 power factor
    • PGS test report @ 0.8 power factor
    • Standard engine test charge
    • Generator test report
    • Fuel consumption test
    • Generator fuel consumption test
    • Torsional vibration analysis

    Starting / Charging System

    • Engine barring device
    • Batteries, racks and cables:
    • 24 Volt battery set - Dry
    • 10 Amp battery charger
    • 35 Amp battery charger
    • Electric starting motors
    • Air starting motor
    • Starter covers
    • Air pressure regulator
    • Jacket water heaters

    Select Units

    Overview

    Producing reliable power from 1230 ekW to 1500 ekW at 60 Hz, our 3512C diesel generator sets are made to meet your continuous, standby and prime applications. Each are designed to meet ISO 8528-5 transient response requirements and accept 100 percent rated load in one step. Our 3512C generator sets operate to the EPA Stationary Emergency (Tier 2) emissions levels. Seismic certification is also available for select models, maintaining your power after unexpected disturbances. Our integrated control system, including ATS and switchgear ensures a consistent power supply and connection to your fleet through on-site and remote monitoring options. Our EMCP 4 control panel options feature a user-friendly interface and offer management and diagnostic tools. The EMCP 4.4 controller provides multi generator set paralleling capability, giving you the ability to add generator sets to match your growing power requirements. Discover a broad range of accessories and bolt-on system expansion attachments. Find flexible packaging options to work with your spatial restrictions and environment conditions. Even select from UL 2200 and CSA certified package options for added safety.

    Generator Set Configurations

    • Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Use Only (Tier 2 Nonroad Equivalent Emission Standards) U.S. EPA Certified for Stationary Emergency Use Only (Tier 2 Nonroad Equivalent Emission Standards)

    Engine Specifications

    • Engine Model 3512C ATAAC, V-12, 4-Stroke Water-Cooled Diesel 3512C ATAAC, V-12, 4-Stroke Water-Cooled Diesel
    • Compression Ratio 14.7:1 14.7:1
    • Aspiration TA TA
    • Governor Type Adem™3 Adem™3
    • Fuel System Electronic unit injection Electronic unit injection
    • Bore 6.69 in 170.0 mm
    • Displacement 3161.03 in³ 51.8 l
    • Stroke 7.48 in 190.0 mm

    Generator Set Specifications

    • Minimum Rating 1230 ekW 1230 ekW
    • Maximum Rating 1500 ekW 1500 ekW
    • Voltage 220 to 13800 Volts 220 to 13800 Volts
    • Frequency 60 Hz 60 Hz
    • Speed 1800 RPM 1800 RPM
    • Height - Maximum 110.0 in 2794.0 mm
    • Length - Maximum 262.9 in 6676.8 mm
    • Width - Maximum 89.8 in 2281.2 mm
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    Services

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    Technology

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