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3512B Diesel Generator Set

Cat Generator Set Package

  • Cat generator set packages have been fully prototype tested
  • Accepts 100% block load in one step and meets other 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
  • 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

  • UL2200
  • CSA
  • IBC seismic certification
  • OSHPD pre-approval
  • EEC Declaration of Conformity
  • 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
  • Generator Set Specifications
    Minimum Rating 1230 eKW
    Maximum Rating 1500 eKW
    Emissions/Fuel Strategy Low Fuel Consumption, Low Emissions
    Voltage 380 to 480 Volts
    Frequency 60 Hz
    Speed 1800 rpm
    Duty Cycle Standby, Mission Critical, Prime, Continuous
    Engine Specifications
    Engine Model 3512B TA, V-12, 4-Stroke Water-Cooled Diesel
    Bore 170 mm (6.69 in)
    Stroke 190 mm (7.48 in)
    Displacement 3161.03 l (51.8 in)
    Compression Ratio 14.0:1 Std 15.5:1 HD
    Aspiration TA
    Fuel System Electronic Unit Injection
    Governor Type ADEM™A3
    Generator Set Dimensions
    Length - Maximum 5279 mm (207.8 in)
    Width - Maximum 2286 mm (90 in)
    Height - Maximum 2409 mm (94.9 in)
    Dry Weight - Genset (minimum) 11021 kg (24297 lb)
    Dry Weight - Genset (maximum) 11321 kg (24959 lb)

    Standard Equipment

    • Air Inlet System
      • Air cleaner; single element canister type with service indicator
    • Control System
      • True RMS AC metering, 3-phase, +/-2% accuracy
    • Control Panel
      • 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
      • True RMS AC metering, 3-phase, +/-2% accuracy
      • Digital indication for:
      • RPM
      • DC volts
      • Operating hours
      • 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:
      • Customer data link (Modbus RTU)
      • Accessory module data link
      • Serial annunciator module data link
      • 6 programmable digital inputs
      • 4 programmable relay outputs (Form A)
      • 2 programmable relay outputs (Form C)
      • 2 programmable digital outputs
    • Cooling System
      • JWAC
      • 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, shipped loose radiators or heat exchangers)
    • Exhaust
      • 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 Lead
      • LV:
      • Random wound
      • Internal excitation or permanent magnet
      • NEMA Class H insulation
      • Class H temperature rise at 40C ambient (125C prime / 150C standby)
      • Winding temperature detectors
      • Busbar connections, top center mounted, top cable entry
      • 60 Hz models: NEMA standard hole pattern
    • Governing System
      • Woodward 2301A isochronous governor
    • 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
      • Rubber anti-vibration mounts (shipped loose)
    • Starting / Charging System
      • 24-volt electric starting motor
      • 50 Amp charging alternator
      • Battery and battery rack w/cables
      • Battery disconnect switch
    • General
      • Paint – Caterpillar yellow with high gloss black rails & radiator
      • RH Service
      • Flywheel and Flywheel housing-SAE No. 00
      • SAE Standard Rotation

    Optional Equipment

    • Air Inlet System
      • Single stage air cleaners
      • Duel element air filters
      • Air Cleaner: Includes installed single element Cat filter and service indicator
    • Control Panels
      • EMCP 4.3, EMCP 4.4
      • Locale discrete I / O package
      • Cat connect (must choose one)
      • First local annunicator
      • CAN 2 network equipment
      • RTD module – may select one
      • Remote custom annunciator
      • Vandle proof panel door
      • Modbus monitoring of packages
    • Control System
      • Generator yemperature monitoring
    • Cooling System
      • Optional radiator arrangements
      • Water level gauge
      • Coolant
    • Exhaust System
      • Mufflers
      • Exhaust Y adapters
      • Flexible fittings
      • Exhaust Elbows
      • Exhaust flange and expanders
    • Generators and Attachments
      • Generator conversion
      • Space heater
      • Space heater control
    • Instrumentation
      • Pyrometer and thermocouples
    • Lube System
      • Lube oil
      • Prelube manual sump pump
      • Electric prelube sump pump
      • Oil level regulator
    • Special Tests / Reports
      • Generator test report
      • PGS test report @ 0.8 power factor
      • Torsional vibration analysis
      • PGS test report @ 1.0 power factor
      • Standard engine test charge
      • 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 Systems
      • Starter covers
      • Jacket water heater
      • Electric starting motors
    • General
      • Barring devices
    • Crankcase System
      • Ventilation system
      • Protection systems
    • Batteries and Battery Housing
      • 24 Volt battery set – Dry
      • Battery chargers – 10, 20 and 35 amp
    • Power Connection System
      • EMCP voltage and current sensing groups
      • Breaker power connections
      • Center post busbar
    • Circuit Breaker – LV Packages
      • Right hand power connections
      • Electronically operated circuit breakers
    • Mounting System
      • Spring type vibration isolator
      • 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
    • 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

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