3512B Diesel Generator Set

Diesel Generator Sets
Diesel Generator Sets (181)

Overview

The 3512B generator set has been developed for a wide range of applications, from emergency standby installations such as healthcare and datacenters to continuously powering remote installations. The packages can be optimized for performance that matters to you with either low emissions or low fuel consumption versions available. Backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty, Cat generator sets will provide the reliability and durability you expect.

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
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
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

Generator Set Specifications

Standby Rating
1875/1750 kVA
Prime Power Rating
1700/1600 kVA
Emissions/Fuel Strategy
Low Fuel , Low Emissions
Voltage
400 to 415 Volts
Frequency
50 Hz
Speed
1500 rpm
Duty Cycle
Standby, Mission Critical, Prime, Continuous
Minimum Rating
1600 kVA
Maximum Rating
1875 kVA

Engine Specifications

Engine Model
3512B TA, V-12, 4-Stroke Water-Cooled Diesel
Bore
6.69in
Stroke
7.48in
Stroke - HD
8.46in
Displacement
3161.03in³
Displacement - HD
3576in³
Compression Ratio
15.5:1 HD
Aspiration
TA
Fuel System
Electronic Unit Injection
Governor Type
ADEM™ A3

Generator Set Dimensions

Length - Minimum
212.8in
Length - Maximum
217.1in
Width - Minimum
90in
Width - Maximum
90in
Height - Minimum
94.9in
Height - Maximum
94.9in
Dry Weight - Genset (minimum)
25620lb
Dry Weight - Genset (maximum)
26530lb

Standard/Optional Features

Standard Equipment:

  • Control System
    • EMCP 4.2B
    • Emergency stop pushbutton
    • Failure to start (overcrank)
    • High coolant temperature
    • 4 Programmable digital outputs
    • Auto/start/stop control
    • 4 Programmable digital inputs
    • DC volts
    • Engine cycle crank
    • Low coolant level
    • Speed adjust
    • Low oil pressure
    • Communications
    • Frequency (Hz)
    • Warnings/shutdown indicators
    • Engine cool-down timer
    • Operating hours
    • Emergency stop
    • Oil pressure
    • Lamp test
    • True RMS AC metering, 3-phase, +/-2% accuracy
    • Digital indication for:
    • Overspeed
    • Alarm acknowledge
    • RPM
    • 24 Volt DC operation
    • Amps (per phase & average)
    • Coolant temperature
    • Volts (L-L & L-N)
  • Governing System
    • ADEM III
  • Cooling System
    • SCAC
    • Coolant drain line with valve
    • Radiator fan and fan drive
    • Fan and belt guards
    • Coolant level sensors
    • Caterpillar extended life coolant
  • Exhaust System
    • Dry exhaust manifold
    • Flanged faced outlet(s)
  • Fuel System
    • Fuel cooler; not included with packages without radiator
    • Flexible fuel lines
    • Secondary fuel filters.
    • Fuel priming pump
  • Generator System
    • RFI suppression
    • Min / max exciter
    • 3 phase brushless, Salient pole
    • Caterpillar's digital voltage regulator (CDVR)
    • Class H temperature rise at 40C ambient
    • Random wound
    • Winding temperature detectors
    • Internal excitation (IE)
    • 3 Phase voltage sensing
    • Busbar connections
    • 6 Leads
    • NEMA Class H insulation
  • Literature
    • Parts book
    • Operation & Maintenance Manual
  • Lube System
    • Lubricating oil
    • Gear type lube oil pump
    • Fumes disposal
    • Oil drain lines and valve
    • Oil filter, filler and dipstick
    • Integral lube Oil cooler
  • Mounting System
    • Rails - Engine/generator/radiator mounting
  • General
    • Flywheel and Flywheel housing-SAE
    • Caterpillar yellow with high gloss black rails & radiator
    • RH service
    • SAE standard rotation

Optional Equipment:

  • Air Inlet System
    • Dual element air cleaner
    • Single element filter
    • Heavy duty air cleaner
  • Exhaust
    • Exhaust mufflers
  • Generator
    • Internal excitation (IE)
    • Oversize and premium generators
    • Anti-condensation heater
    • Permanent magnet excitation (PMG)
  • Control System
    • EMCP voltage and current sensing groups
    • CAN2 network equipment
    • Annunciator modules (Local and remote)
    • Customer interface options
    • Load share module options (LV)
    • EMCP 4.3, EMCP 4.4
    • Annunciator network equipment
    • Neutral to ground connection
    • Generator temperature monitoring
    • Remote annunciator module (Low voltage)
    • Local annunciator modules (Low voltage)
    • Cat connect: Ethernet telematics / Satellite telematics / Cell telematics
    • Governors (MUI-Low voltage)
  • Power Termination
    • Circuit breakers, IEC compliant
    • Circuit breakers, UL listed
  • Cooling System
    • Installed radiators
    • Coolant
    • Water level switch gauges
    • Cooling system attachments
  • Mounting
    • IBC isolators
    • Rubber anti-vibration mounts
    • Spring type vibration isolators
  • Starting/charging
    • Jacket water heater
    • Oversize batteries
    • Battery chargers
    • Charging alternator
    • Heavy duty starting system
    • Air starting motor with control and silencer
  • Exhaust System
    • Flexible fittings
    • Mufflers
    • Y Adapters
    • Elbows
    • Flange and exhaust expanders
  • Factory Support
    • Factory commissioning
  • Fuel System
    • Secondary fuel filters
    • Primary fuel filter
  • Generators And Attachments
    • Internally excitation
    • Permanent magnet excitation (PMG)
    • RW
    • 6 Leads
    • Space heater kit
    • 1400 and 1600 Frame
    • Pitch 0.6667
    • Low voltage generators 380, 400, 415 Volts 3 Phase, 1500 rpm
    • Generator conversion kits - PM to IE / IE to PM
  • General
    • EU Certificate of Conformance (CE)
    • 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
  • Instrumentation
    • Pyrometer and thermocouples
  • Lube System
    • Lube oil in standard sump
    • Standard sump oil pan
    • Lube oil filters
    • Drain GP oil pan
    • Oil level regulator
    • Prelube pump groups
  • Crankcase System
    • Crankcase protection group
    • Crankcase ventilation system
  • Mounting System
    • Low efficiency isolators
    • Low efficiency isolators puck
    • Low isolators
    • Spring type vibration isolators
  • Power Connections
    • Low voltage - Power connection options
    • Electrically operated circuit breakers
    • Low voltage - Package mounted circuit breakers
    • Low voltage - 1400 and 1600 Frame generators
  • Special Tests / Reports
    • Custom generator TVA report
    • PGS Test report @ 1.0 power factor
    • Generator fuel consumption test
    • Standard generator TVA report
    • PGS Test report @ 0.8 power factor
    • Generator test report
    • Standard engine test charge
  • Starting / Charging System
    • 20 Amp Battery charger
    • 10 Amp Battery charger
    • Electric starting motors
    • Starter cover
    • Batteries, racks and cables
    • Jacket water heater wiring groups
    • Jacket water heaters
    • 35 Amp Battery charger
  • Extended Service Coverage
    • Gold - 36,48, 60, 120 month coverage
    • Cat branded commercial power system
    • Silver - 36 ,48, 60, 120 month coverage
    • Platinum - 24, 36, 48, 60, 120 month coverage

Take The Virtual Product Tour To Explore The Features And Benefits of the 3512B Diesel Generator Set

See how 3512B (50 Hz) with Upgradeable Package 1600-1875 kVA compares against frequently compared products

3512B (50 Hz) with Upgradeable Package 1600-1875 kVA Diesel Generator Sets

Engine Model
3512B TA, V-12, 4-Stroke Water-Cooled Diesel
Voltage
400 to 415 Volts
Maximum Rating
1875 kVA
Selected Model

C1.5 (50 Hz) Diesel Generator Sets

Engine Model
Cat® C1.5
Voltage
110 to 415 Volts
Maximum Rating
13.5 kVA
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C1.1 (50 Hz) Diesel Generator Sets

Engine Model
C1.1, In-line 4 4-cycle diesel
Voltage
110 to 415 Volts
Maximum Rating
9.5 kVA
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