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Overview

Producing reliable power from 890 ekW to 1250 ekW at 60Hz, our 3512 diesel generator sets are engineered for your mission critical, continuous, standby and prime applications. Each meet ISO 8528-5 transient response requirements and accept 100 percent rated load in one. And each is designed for low fuel consumption reducing operating costs. Our integrated control system, including Cat® UPS, ATS and switchgear, secure your power supply and keep you connected to your fleet through on-site and remote monitoring. Our EMCP4 control panel provides a flexible control platform, with an easy-to-use display — it’s your single source for management and diagnostics tools. We know it’s not just quality that matters but customization. Choose from a broad range of accessories and bolt-on system expansion attachments. Find flexible packaging options to work with your spatial restrictions and environment conditions.

Generator Set Specifications

Units:
Minimum Rating 890 ekW (1000 kVA) 890 ekW (1000 kVA) Less
Maximum Rating 1250 ekW (1400 kVA) 1250 ekW (1400 kVA) Less
Voltage 220 to 13800 Volts 220 to 13800 Volts Less
Frequency 50 or 60 Hz 50 or 60 Hz Less
Speed 1500 or 1800 RPM 1500 or 1800 RPM Less

Generator Set Configurations

Emissions/Fuel Strategy Low Fuel Consumption Low Fuel Consumption Less

Engine Specifications

Engine Model 3512 TA, V-12, 4-Stroke Water-Cooled Diesel 3512 TA, V-12, 4-Stroke Water-Cooled Diesel Less
Bore 170 mm (6.69 in) 170 mm (6.69 in) Less
Displacement 51.8 L (3161.03 in3) 51.8 L (3161.03 in3) Less
Stroke 190 mm (7.48 in) 190 mm (7.48 in) Less
Compression Ratio 13.5:1 13.5:1 Less
Aspiration TA TA Less
Governor Type Woodward Woodward Less
Fuel System Direct Unit Injection Direct Unit Injection Less
Exhaust Flange Size (Internal Diameter) 203.2 mm (8.0 in) 203.2 mm (8.0 in) Less

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.

    Design Criteria

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

    UL 2200 / CSA - Optional

  • UL 2200 listed packages
  • CSA Certified
  • Certain restrictions may apply.
  • Consult with your Cat® Dealer.
  • 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® S•O•SSM program cost effectively detects internal engine component condition, even the presence of unwanted fluids and combustion by-products.

    3512A Standard Equipment

    Air Inlet
    • Air Cleaner

    Cooling
    • Package mounted radiator

    Exhaust
    • Exhaust flange outlet

    Fuel
    • Primary fuel filter with integral water separator
    • Secondary fuel filter
    • Fuel priming pump

    Generator
    • Matched to the performance and output characteristics of Cat engines
    • IP23 Protection

    Power Termination
    • Bus Bar

    Control Panel
    • EMCP 4 Genset Controller

    General
    • Paint - Caterpillar Yellow except rails and radiatorsgloss black

    3512A Optional Equipment

    Exhaust
    • Exhaust mufflers

    Generator
    • Anti-condensation heater
    • Internal excitation (IE)
    • Permanent magnet excitation (PMG)
    • Oversize and premium generators

    Power Termination
    • Circuit breakers, UL listed
    • Circuit breakers, IEC compliant

    Control Panels
    • EMCP 4.2
    • EMCP 4.3
    • EMCP 4.4
    • Generator temperature monitoring & protection
    • Load share module
    • Digital I/O module
    • Remote monitoring software

    Mounting
    • Rubber anti-vibration mounts
    • Spring-type vibration isolator
    • IBC isolators

    Starting/Charging
    • Battery chargers
    • Oversize batteries
    • Jacket water heater
    • Heavy-duty starting system
    • Charging alternator
    • Air starting motor with control and silencer

    General
    • The following options are based on regional and product configuration:
    • Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
    • UL 2200 package
    • EU Certificate of Conformance (CE)
    • CSA Certification
    • EEC Declaration of Conformity
    • Enclosures: sound attenuated, weather protective
    • Automatic transfer switches (ATS)
    • Integral & sub-base fuel tanks
    • Integral & sub-base UL listed dual wall fuel tanks

    Cat® Dealer Service

    Buy any piece of Cat® equipment and also get the full support and commitment of your local Cat Dealer.

    Contact your local dealer
    Financing & Insurance

    You can count on Cat Financial to provide the best financial solutions, built just for you.

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