3512B (50 Hz) with Upgradeable Package

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Overview

The 3512B diesel generator sets have been developed to meet your mission critical, continuous, standby and prime applications. Producing reliable power from 1320 to 1750 kVA at 50 Hz, each generator set is designed to meet ISO 8528-5 transient response requirements and accept 100 percent rated load in one step. Our 3512B generator sets are designed for either low fuel consumption or low emissions and with our integrated control system, including ATS and switchgear keeps power supply consistent and keeps you connected to your fleet with on-site and remote monitoring options. Get management and diagnostics tools in one, with our EMCP4 control panel options, all designed with a user-friendly interface. It's not just quality that matters but customization, choose from a broad range of accessories and bolt-on system expansion attachments. Discover our upgradeable packaging options to work with your spatial restrictions and environmental conditions. Our 3512B generator sets are developed for such prerequisites, so that you can meet your specific power needs.

Generator Set Specifications

Units:
Minimum Rating 1320 kVA 1320 kVA Less
Maximum Rating 1750 kVA 1750 kVA Less
Emissions/Fuel Strategy Low Fuel Consumption, Low Emissions Low Fuel Consumption, Low Emissions Less
Voltage 400 to 415 Volts 400 to 415 Volts Less
Frequency 50 Hz 50 Hz Less
Speed 1500 rpm 1500 rpm Less
Duty Cycle Standby, Mission Critical, Prime, Continuous Standby, Mission Critical, Prime, Continuous Less

Engine Specifications

Engine Model 3512B TA, V-12, 4-Stroke Water-Cooled Diesel 3512B TA, V-12, 4-Stroke Water-Cooled Diesel Less
Bore 6.69 in 170.0 mm Less
Stroke 7.48 in 190.0 mm Less
Stroke - HD 215.0 mm Less
Displacement 51.8 in 3161.03 l Less
Displacement - HD 3573.55 in³ 58.56 l Less
Compression Ratio 14.0:1 Std 15.5:1 HD 14.0:1 Std 15.5:1 HD Less
Aspiration TA TA Less
Fuel System Electronic Unit Injection Electronic Unit Injection Less
Governor Type ADEM™A3 ADEM™A3 Less

Generator Set Dimensions

Length - Minimum 212.8 in 5404.0 mm Less
Length - Maximum 217.1 in 5515.0 mm Less
Width - Minimum 90.0 in 2286.0 mm Less
Width - Maximum 90.0 in 2286.0 mm Less
Height - Minimum 94.9 in 2411.0 mm Less
Height - Maximum 94.9 in 2411.0 mm Less
Dry Weight - Genset (minimum) 25620.0 lb 11621.0 kg Less
Dry Weight - Genset (maximum) 26530.0 lb 12034.0 kg Less

Alternator

SR5

  • 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

  • EU Certification of Conformance (CE)
  • EU Declaration of Incorporation (DOI)
  • EEC Declaration of Conformity
  • Eurasian Conformity (EAC) Mark
  • Telecommunication Lab of China
  • One Safe Source

  • Components used in the generator set are selected based on seamless design integration to provide the optimum 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
  • 3512B (50 Hz) with Upgradeable Package Standard Equipment

    Control System
    • EMCP 4.2
    • Emergency stop pushbutton
    • 24 Volt DC operation
    • Speed adjust
    • Auto / start / stop control
    • Engine cool-down timer.
    • Engine cycle crank
    • Alarm acknowledge
    • Lamp test
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Digital indication for:
    • RPM
    • DC volts
    • Operating hours
    • Oil pressure
    • Coolant temperature
    • Volts (L-L & L-N)
    • frequency (Hz)
    • Amps (per phase & average)
    • Warnings / Shutdown indicators
    • Low oil pressure
    • High coolant temperature
    • Overspeed
    • Failure to start (overcrank)
    • Low coolant level
    • Communications
    • 4 Programmable digital inputs
    • 4 Programmable digital outputs

    Cooling System
    • SCAC
    • Radiator fan and fan drive
    • Fan and belt guards
    • Coolant drain line with valve
    • Coolant level sensors
    • Caterpillar extended life coolant

    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
    • Fuel priming pump

    Generator System
    • 3 Phase brushless, salient pole
    • 6 Leads
    • Caterpillar's Digital Voltage Regulator (CDVR)
    • 3 Phase voltage sensing
    • RFI suppression
    • Min / max exciter
    • Random wound
    • Internal Excitation
    • Winding temperature detectors
    • NEMA Class H insulation
    • Class H temperature rise at 40C ambient
    • Bus bar connections

    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
    • Rails - engine / generator / radiator mounting

    General
    • Caterpillar yellow with high gloss black rails & radiator
    • RH service
    • Flywheel and flywheel housing-SAE
    • SAE standard rotation

    3512B (50 Hz) with Upgradeable Package Optional Equipment

    Air Inlet System
    • Single element filter
    • Dual element air cleaner
    • Heavy duty air cleaner

    Control System
    • EMCP 4.3, EMCP 4.4
    • Governors (MUI-low voltage)
    • Load share module options (LV)
    • EMCP voltage and current sensing groups
    • Annunciator modules (Local and remote)
    • Local annunciator modules (Low voltage)
    • Remote annunciator modules (Low voltage)
    • Annunciator network equipment
    • Cat Connect: Ethernet telematics / Satellite telematics / Cell telematics
    • Customer interface options
    • Generator yemperature monitoring
    • CAN2 network equipment
    • Neutral to ground connection

    Cooling System
    • Installed radiators
    • Cooling system attachments
    • Water level switch gauges
    • Coolant

    Exhaust System
    • Elbows
    • Flange and exhaust expanders
    • Flexible fittings
    • Y Adapters
    • Mufflers

    Factory Support
    • Factory commissioning

    Fuel System
    • Primary fuel filter
    • Secondary fuel filters

    Generators and Attachments
    • Low voltage generators 380, 400, 415 Volts 3 Phase, 1500 rpm
    • 6 Leads
    • Pitch 0.6667
    • 1400 and 1600 Frame
    • Permanent magnet
    • Internally excitation
    • RW
    • Space heater kit
    • Generator conversion kits - PM to IE / IE to PM

    Instrumentation
    • Pyrometer and thermocouples

    Lube System
    • Standard sump oil pan
    • Lube oil in standard sump
    • Drain GP oil pan
    • Lube oil filters
    • Oil level regulator
    • Prelube pump groups

    Crankcase System
    • Crankcase protection group
    • Crankcase ventilation system

    Mounting System
    • Low isolators
    • Low efficiency isolators puck
    • Low efficiency isolators
    • Spring type vibration isolator

    Power Connections
    • Low voltage - 1400 and 1600 Frame generators
    • Low voltage - Power connection options
    • Low voltage - Package mounted circuit breakers
    • Electrically operated circuit breakers

    Special Tests / Reports
    • PGS test report @ 1.0 power factor
    • PGS test report @ 0.8 power factor
    • Generator test report
    • Standard generator TVA report
    • Custom generator TVA report
    • Generator fuel consumption test
    • Standard engine test charge

    Starting / Charging System
    • 10 Amp battery charger
    • 20 Amp battery charger
    • 35 Amp battery charger
    • Electric starting motors
    • Starter covers
    • Jacket water heaters
    • Jacket water heater wiring groups
    • Batteries, racks and cables

    Extended Service Coverage
    • Cat branded commercial power system
    • Platinum - 24, 36, 48, 60, 120 month coverage
    • Silver - 36 ,48, 60, 120 month coverage
    • Gold - 36,48, 60, 120 month coverage

    Why Choose Cat® Electric Power?

    Caterpillar offers a comprehensive variety of electric power systems, customised to fit your needs. Our specialised systems deliver high power and performance in industries across the globe. With Caterpillar, you get outstanding manufacturing quality, expert support, and the essential tools and applications to complete any project.

    Learn More About Electric Power

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    Application Center

    Explore valuable resources for generator sizing, specification, and training materials. SpecSizer evaluates load types, collects data, and organises it to help you select the generator set that's best for you. Find product comparisons, technical data, product sizing, and more using our technical information portal (TIP) specifically created for consultants, architects, engineers, and owners.

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