3512B (50 Hz) Generator Set

3512B (50 Hz) Generator Set

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

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Generator Set Specifications

Standby Rating
1875/1750/1600/1500 kVA
Prime Power Rating
1700/1600/1500/1360 kVA
Emissions/Fuel Strategy
Low Fuel, Low Emissions
380 to 415 Volts
50 Hz
1500 rpm
Duty Cycle
Standby, Mission Critical, Prime
Maximum Rating
1875 kVA
Minimum Rating
1320 kVA

Engine Specifications

Engine Model
3512B TA, V-12, 4-Stroke Water-Cooled Diesel
Stroke - HD
Displacement - HD
Compression Ratio
14.0:1 Std 15.5:1 HD
Fuel System
Electronic Unit Injection
Governor Type

Generator Set Dimensions

Length - Minimum
Length - Maximum
Width - Minimum
Width - Maximum
Height - Maximum
Dry Weight - Genset (minimum)
Dry Weight - Genset (maximum)

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


  • IBC seismic certification
  • EU Declaration of Conformity
  • EU Declaration of Incorporation
  • EU Eurasian Conformity (EAC)

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

Standard Equipment:

Optional Equipment:

    Air Inlet System
    • Air inlet protection
    • Remote air inlet adaptors
    • Dual element air cleaners
    • Exhaust mufflers
    • Anti-condensation heater
    • Internal excitation (IE)
    • Permanent magnet excitation (PMG)
    • Oversize and premium generators
    Circuit Breakers
    • Cable entry options
    • 2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated Circuit breakers
    • Busbar connections
    • Center posts busbars
    • Controls packaging - Enclosures
    • 2000, 2500, 3200 and 4000 Amp, 3 pole, IEC rated Circuit breakers
    • Optional busbar power connections
    • EMAX breakers connections
    • EMAX Circuit breakers
    • Breaker harnesses
    Power Termination
    • Circuit breakers, UL listed
    • Circuit breakers, IEC compliant
    Control Panels
    • Annunciator modules
    • Customer connection mounting locations
    • Remote speed adjust
    • Local PC monitoring
    • Generator temperature monitoring
    • Auxiliary boxes
    • Governors
    • Customer interface options
    • EMCP 4.3, EMCP 4.4
    • Ground (Automatically selected)
    • Mounting group - External box clips
    • Vandle proof panel door
    • Rubber anti-vibration mounts
    • IBC isolators
    • Spring type vibration isolators
    • Oversize batteries
    • Air starting motor with control and silencer
    • Jacket water heater
    • Heavy duty starting system
    • Charging alternator
    • Battery chargers
    Cooling System
    • Water level switch gauges
    • Optional radiator arrangements
    • Heat exchangers
    European Certifications
    • European Union certification
    • EU Declaration of Conformity
    • European Directive genset, DoI (Declaration of Incorporation)
    • Eurasian Conformity (EAC) mark
    Exhaust System
    • Mufflers
    • Muffler mounting kits
    • Through-wall installation kit
    • Flexible fittings
    Fuel System
    • Primary fuel filter
    Generators And Attachments
    • Generator conversion
    • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
    • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, Form wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
    • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Internal excitation (IE), No. of leads = 6, pitch= 0.6667
    • Space heater
    • Pyrometer and thermocouples
    Lube System
    • Oil level reg-1 shallow pan
    • Electric prelube pumps
    • Manual prelube sump pumps
    Mounting System
    • IBC vibration isolators
    • Spring type vibration isolators
    Protection System
    • Explosion relief valves
    Special Tests / Reports
    • PGS Test report @ 0.80 power factor
    • Neutral ground-LV
    • IBC seismic Certifications
    • PGS Test report @ 1.0 power factor
    • Neutral grounding connection
    Starting / Charging System
    • Oversize battery set
    • Jacket water heaters
    • 10 Amp Battery chargers
    • Ether starting aid
    • 24 Volt dual electric starting motor
    • 20 Amp Battery charger
    • Engine barring group