3512B Diesel Generator Set

  • Exterior View

3512B Diesel Generator Set

Bore 7 in
Displacement (HD) 3,574 in3
Stroke (HD) 8 in
Aspiration TA
Fuel System Electronic Unit Injection
Minimum Rating 1320 kVA
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Engine Specifications
Bore 7 in
Displacement (HD) 3,574 in3
Stroke (HD) 8 in
Aspiration TA
Fuel System Electronic Unit Injection
Engine Model 3512B TA, V-12, 4-Stroke Water-Cooled Diesel
Displacement - Std 3,161 in³
Stroke - Standard 7 in
Compression Ratio 14.0:1 Std 15.5:1 HD
Governor Type ADEM™ A3
Exhaust Flange Size 203.2 mm (8.0 in)
Air Inlet Single element canister style with service indicator
Aspiration TA
Fuel System Electronic Unit Injection
Bore 7 in
Displacement - HD 3,574 in³
Stroke - HD 8 in
Air Inlet Single element canister style with service indicator
Stroke 7 in
Displacement 3,161 in³
Generator Set Specifications
Minimum Rating 1320 kVA
Maximum Rating 1875 kVA
Voltage 400 to 415 Volts
Frequency 50 Hz
Speed 1500 rpm
Duty Cycle Standby, Mission Critical, Prime, Continuous
Emissions/Fuel Strategy Low Fuel , Low Emissions
Duty Cycle Continuous, Prime, Standby, Mission Critical
Standby Rating 1875/1750/1625/1500 kVA
Prime Power Rating 1700/1600/1500/1360 kVA
Generator Set Dimensions
Height - Maximum 95 in
Length - Maximum 217 in
Width - Maximum 90 in
Length - Minimum 213 in
Width - Minimum 90 in
Height - Minimum 95 in
Dry Weight - Genset (minimum) 25,620 lb
Dry Weight - Genset (maximum) 26,530 lb

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

Certifications

  • EU Declaration of Conformity
  • EU Declaration of Incorporation
  • Eurasian Conformity (EAC)
  • Telecommunication Lab of China

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
  • Control System
    • Warnings / Shutdown indicators
    • Emergency stop pushbutton
    • 24 Volt DC operation
    • Digital indication for:
    • Lamp test
    • Emergency stop
    • Auto / start / stop control
    • Overspeed
    • Low oil pressure
    • Engine cycle crank
    • Low coolant level
    • Frequency (Hz)
    • 4 Programmable digital inputs
    • Operating hours
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Communications
    • Oil pressure
    • Speed adjust
    • DC volts
    • High coolant temperature
    • Coolant temperature
    • Amps (per phase & average)
    • Engine cool-down timer.
    • RPM
    • EMCP 4.2B
    • Failure to start (overcrank)
    • Volts (L-L & L-N)
    • 4 Programmable digital outputs
    • Alarm acknowledge
  • Governing System
    • ADEM III
  • Cooling System
    • Coolant level sensors
    • SCAC
    • Radiator fan and fan drive
    • Caterpillar extended life coolant
    • Coolant drain line with valve
    • Fan and belt guards
  • Exhaust System
    • Flanged faced outlet(s)
    • Dry Exhaust Manifold
  • Fuel System
    • Flexible fuel lines
    • Fuel priming pump
    • Secondary fuel filters.
    • Fuel cooler; not included with packages without radiator
  • Generator System
    • Min / max exciter
    • Caterpillar's Digital Voltage Regulator (CDVR)
    • Class H temperature rise at 40C ambient
    • Bus bar connections
    • Winding temperature detectors
    • RFI suppression
    • 3 Phase voltage sensing
    • Internal Excitation
    • Random wound
    • 3 phase brushless, salient pole
    • 6 Leads
    • NEMA Class H insulation
  • Literature
    • English
  • Lube System
    • Gear type lube oil pump
    • Oil filter, filler and dipstick
    • Fumes disposal
    • Oil drain lines and valve
    • Lubricating oil
    • Integral lube oil cooler
  • Mounting System
    • Rails - engine / generator / radiator mounting
  • General
    • RH Service
    • Flywheel and Flywheel housing-SAE
    • Caterpillar yellow with high gloss black rails & radiator
    • SAE standard rotation
  • Air Inlet System
    • Heavy duty air cleaner
    • Dual element air cleaner
    • Single element filter
  • Exhaust
    • Exhaust mufflers
  • Generator
    • Internal excitation (IE)
    • Oversize and premium generators
    • Permanent magnet excitation (PMG)
    • Anti-condensation heater
  • Control System
    • Generator yemperature monitoring
    • Neutral to ground connection
    • Local annunciator modules (Low voltage)
    • EMCP 4.3, EMCP 4.4
    • Cat Connect: Ethernet telematics / Satellite telematics / Cell telematics
    • Annunciator modules (Local and remote)
    • Load share module options (LV)
    • CAN2 network equipment
    • Governors (MUI-low voltage)
    • Customer interface options
    • Annunciator network equipment
    • Remote annunciator modules (Low voltage)
    • EMCP voltage and current sensing groups
  • Power Termination
    • Circuit breakers, UL listed
    • Circuit breakers, IEC compliant
  • Cooling System
    • Installed radiators
    • Cooling system attachments
    • Water level switch gauges
    • Coolant
  • Mounting
    • Rubber anti-vibration mounts
    • IBC isolators
    • Spring-type vibration isolator
  • Starting/charging
    • Charging alternator
    • Heavy-duty starting system
    • Oversize batteries
    • Air starting motor with control and silencer
    • Jacket water heater
    • Battery chargers
  • Exhaust System
    • Y Adapters
    • Mufflers
    • Flexible fittings
    • Flange and exhaust expanders
    • Elbows
  • 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
    • Space heater kit
    • 1400 and 1600 Frame
    • Pitch 0.6667
    • 6 Leads
    • Internally excitation
    • Generator conversion kits - PM to IE / IE to PM
    • Permanent magnet
    • RW
  • General
    • UL 2200 package
    • 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
    • EU Certificate of Conformance (CE)
  • Instrumentation
    • Pyrometer and thermocouples
  • Lube System
    • Drain GP oil pan
    • Lube oil filters
    • Oil level regulator
    • Standard sump oil pan
    • Lube oil in standard sump
    • Prelube pump groups
  • Crankcase System
    • Crankcase protection group
    • Crankcase ventilation system
  • Mounting System
    • Low efficiency isolators
    • Spring type vibration isolator
    • Low efficiency isolators puck
    • Low isolators
  • Power Connections
    • Low voltage - Package mounted circuit breakers
    • Electrically operated circuit breakers
    • Low voltage - 1400 and 1600 Frame generators
    • Low voltage - Power connection options
  • Special Tests / Reports
    • Standard generator TVA report
    • Standard engine test charge
    • Generator test report
    • PGS test report @ 1.0 power factor
    • Custom generator TVA report
    • Generator fuel consumption test
    • PGS test report @ 0.8 power factor
  • Starting / Charging System
    • Batteries, racks and cables
    • 10 Amp battery charger
    • Starter covers
    • Electric starting motors
    • Jacket water heaters
    • 20 Amp battery charger
    • Jacket water heater wiring groups
    • 35 Amp battery charger
  • Extended Service Coverage
    • Silver - 36 ,48, 60, 120 month coverage
    • Gold - 36,48, 60, 120 month coverage
    • Cat branded commercial power system
    • Platinum - 24, 36, 48, 60, 120 month coverage
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