3512 (60 Hz)

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Overview

Producing reliable power from 890 to 1250 ekW at 60 z, our 3512 diesel generator sets are made to meet your mission critical, continuous, standby and prime applications. We've designed each to ISO 8528-5 transient response requirements and to accept 100 per cent rated load in one step. Generator sets offer a low fuel consumption system.

Generator Set Specifications

Units:
Minimum Rating 890 ekW 890 ekW Less
Maximum Rating 1250 ekW 1250 ekW Less
Emissions/Fuel Strategy Low Fuel Consumption Low Fuel Consumption Less
Voltage 380 to 13800 Volts 380 to 13800 Volts Less
Frequency 60 Hz 60 Hz Less
Speed 1800 rpm 1800 rpm Less
Duty Cycle Standby, Mission Critical, Prime, Continuous Standby, Mission Critical, Prime, Continuous Less

Engine Specifications

Engine Model 3512 TA, V-12, 4-Stroke Water-Cooled Diesel 3512 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
Displacement 3161.03 in³ 51.8 l Less
Compression Ratio 13.5:1 13.5:1 Less
Aspiration TA TA Less
Fuel System Direct Unit Injection Direct Unit Injection Less
Governor Type Woodward Woodward Less

Generator Set Dimensions

Length - Minimum 214.8 in 5456.0 mm Less
Length - Maximum 218.8 in 5556.0 mm Less
Width - Maximum 77.8 in 1975.0 mm Less
Height - Maximum 93.2 in 2367.0 mm Less
Dry Weight - Genset (minimum) 22210.0 lb 10080.0 kg Less
Dry Weight - Genset (maximum) 22650.0 lb 10270.0 kg Less

Cat Generator Set Package

Cat Diesel Engine

SR5 Alternator

EMCP 4 Control Panel

Cooling System

Certifications

One Safe Source

World Wide Product Support

3512 (60 Hz) Standard Equipment

Air Inlet System
  • Air cleaner; single element canister type with service indicator

Air Inlet
  • Air Cleaner

Cooling
  • Radiator fan and fan drive
  • JWAC.

Exhaust
  • Dry Exhaust Manifold
  • Exhaust flange outlet

Fuel
  • Fuel priming pump
  • Secondary fuel filter
  • Primary fuel filter with integral water separator
  • Fuel cooler; not included with packages without radiator
  • Secondary fuel filters

Generator
  • Matched to the performance and output characteristics of Cat engines
  • IP23 Protection

Power Termination
  • Bus Bar

Control Panel
  • kVAr-hr (total)
  • kVAr (per phase, average & percent)
  • Auto/start/stop control
  • Warning / shutdown with common LED indication of shutdowns for:
  • Digital indication for:
  • 2 programmable relay outputs (Form C)
  • Engine cycle crank
  • Oil pressure (psi, kPa or bar)
  • Serial annunciator module data link
  • Accessory module data link
  • Low oil pressure
  • 24-volt DC operation
  • DC volts
  • Overcurrent (50 / 51)
  • Communications:
  • kW (per phase, average & percent)
  • Engine cool-down timer
  • Controls:
  • Amps (per phase & average)
  • Over / under voltage (27 / 59)
  • Generator phase sequence
  • Volts (L-L & L-N), frequency (Hz)
  • 2 programmable digital outputs
  • kVA (per phase, average & percent)
  • Low coolant temperature
  • True RMS AC metering, 3-phase, +/-2% accuracy
  • High coolant temperature
  • Over / under frequency (81 o / u)
  • Reverse Reactive Power (kVAr) (32RV)
  • Environmental sealed front face
  • Features include:
  • Text alarm / event descriptions
  • Low coolant level
  • Programmable protective relaying functions:
  • Overspeed
  • Operating hours
  • Power factor (per phase & average)
  • 6 programmable digital inputs
  • RPM
  • EMCP 4.2
  • Customer data link (Modbus RTU)
  • Emergency stop
  • Coolant temperature
  • Emergency stop pushbutton
  • Generator mounted - rear facing
  • kW-hr (total)
  • Reverse Power (kW) (32)
  • Lamp test
  • Alarm acknowledge
  • Failure to start (overcrank)
  • 4 programmable relay outputs (Form A)
  • Generator phase sequence
  • Reactive droop capability
  • Exciter diode monitor
  • kVAr (per phase, average & percent)
  • Emergency stop
  • kVAr-hr (total)
  • kW-hr (total)
  • Over / Under frequency (81 o/u)
  • EMCP 4 Genset Controller
  • Digital indication for:
  • RFI suppression
  • IVR includes:
  • Speed adjust
  • Operating hours
  • RPM
  • Controls:
  • Generator mounted - rear facing
  • KVAR/PF modes
  • Overspeed
  • Volts (L-L & L-N)
  • Package mounted radiator (except C175)
  • DC volts
  • Min / max exciter limiter
  • Oil pressure (psi, kPa or bar)
  • Alarm acknowledge
  • Customizable screens
  • Auto / start / stop control
  • Low oil pressure
  • Power Factor (per phase & average)
  • Coolant temperature
  • PLC functionality
  • Amps (per phase & average)
  • Frequency (Hz)
  • kW (per phase, average & percent)
  • Failure to start (overcrank)
  • True RMS AC metering, 3-phase, +/-2% accuracy
  • Text alarm / event descriptions
  • Low coolant level
  • Warning/shutdown with common LED indication of shutdowns for:
  • High coolant temperature
  • 3 Phase voltage sensing
  • Low coolant temperature
  • Generator set packages include Caterpillar' s Voltage Regulator (IVR)
  • Engine cool-down timer
  • kVA (per phase, average & percent)
  • 24 Volt DC operation
  • Reverse Power (kW) (32)
  • Over / Under voltage (27/59)
  • EMCP4.2 controller including:
  • Environmental sealed front face
  • Engine cycle crank
  • Programmable protective relaying functions:
  • Lamp test
  • Load histogram feature

Cooling System
  • Caterpillar Extended Life Coolant
  • Coolant level sensors
  • Fan and belt guards
  • JWAC
  • Radiator fan and fan drive
  • Coolant drain line with valve

Exhaust System
  • Exhaust flange outlet(s)
  • Dry Exhaust Manifold.

Fuel System
  • Fuel priming pump
  • Fuel cooler; not included with packages without radiator
  • Flexible fuel lines - shipped loose
  • Secondary fuel filters

Generators and Attachments
  • LV:
  • Winding temperature detectors
  • Busbar connections, top center mounted, top cable entry. 50 Hz models: IEC standard hole pattern
  • NEMA Class H insulation, Class H temperature rise at 40C ambient (125C prime/150C standby)
  • Internal Excitation
  • 1800 frames are form wound, permanent magnet, with winding temperature detectors
  • CDVR includes reactive droop capability, 3-phase voltage sensing, KVAR/PF modes, RFI suppression, min/max exciter. Limiter and exciter diode monitor
  • 3 phase brushless, salient pole
  • Generator set packages include Caterpillar's Digital Voltage Regulator (CDVR)
  • 6 lead
  • Random wound

Governing System
  • Woodward 2301A isochronous governor

Lube System
  • Integral lube oil cooler
  • Oil filter, filler and dipstick
  • Oil drain lines and valve
  • Fumes disposal
  • Lubricating oil.
  • Gear type lube oil pump.

Mounting System
  • Rubber anti-vibration mounts (shipped loos
  • Rails - engine/generator/radiator mounting

Starting / Charging System
  • Battery and battery rack w/cables
  • 24-volt electric starting motor
  • Battery disconnect switch

Generator and Attachments
  • LV:
  • Random wound
  • 3 phase brushless, salient pole
  • 6 lead

General
  • SAE Standard Rotation
  • Flywheel and Flywheel housing-SAE No. 00
  • Right hand servicing
  • Caterpillar Yellow with high gloss black rails & radiator
  • Paint - Caterpillar Yellow except rails and radiators gloss black

3512 (60 Hz) Optional Equipment

Exhaust
  • Exhaust mufflers

Air Inlet System
  • Air inlet protection
  • Remote air inlet adapters
  • Air cleaner - Dual element

Generator
  • Internal excitation (IE)
  • Anti-condensation heater
  • Permanent magnet excitation (PMG)
  • Oversize and premium generators

Circuit Breakers
  • EMAX breaker connections
  • Optional busbar power connections
  • Busbar connections
  • Cable entry options
  • Low voltage, IEC standard hole
  • EMAX breakers
  • Breaker harnesses
  • Enclosures - control packaging

Power Termination
  • Circuit breakers, IEC compliant
  • Circuit breakers, UL listed

Control Panels
  • Customer interface options
  • Auxiliary box
  • EMCP 4.3, EMCP 4.4
  • Mounting group - External box clips
  • Generator temperature monitoring
  • Annunciator modules
  • Governors

Cooling System
  • Heat exchangers
  • Water level switch gauges
  • 3512 MUI 1500 Radiators PGS

Mounting
  • Rubber anti-vibration mounts
  • Spring-type vibration isolator
  • IBC isolators

Certificates
  • European union certification
  • EU declaration of conformity
  • European directive genset DOI
  • Eurasian conformity (EAC) mark

Starting/Charging
  • Charging alternator
  • Heavy-duty starting system
  • Battery chargers
  • Jacket water heater
  • Oversize batteries
  • Air starting motor with control and silencer

Exhaust System
  • Flexible fittings
  • Through wall installation kit
  • Mufflers

Fuel System
  • Primary fuel filter

Generators and Attachments
  • Space heater kt
  • Generator conversions - IE and PM

Instrumentation
  • Pyrometers

Lube System
  • Electric prelube pumps
  • Oil level reg-1 shallow pan
  • Manual prelube sump pumps

Mounting System
  • Vibration Isolator options

Protection System
  • Explosion relief valves

Special Tests / Reports
  • PGS test report @ 0.8 power factor
  • Neutral grounding connection
  • PGS test report @ 1.0 power factor
  • IBC seismic certification
  • Neutral ground - LV

Starting / Charging System
  • Battery chargers (10 and 20 amp)
  • Battery sets - 24 Volt, dry
  • Electric starting motors - Duel 24 Volt
  • Starting aids
  • Charging alternators
  • Jacket water heaters

General
  • Engine barring group - installed
  • CSA Certification
  • EEC Declaration of Conformity
  • Integral & sub-base UL listed dual wall fuel tanks
  • UL 2200 package
  • Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
  • Automatic transfer switches (ATS)
  • Integral & sub-base fuel tanks
  • Enclosures: sound attenuated, weather protective
  • EU Certificate of Conformance (CE)
  • The following options are based on regional and product configuration:

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

EMCP 4 Generator Set Controls

Cat generator sets provide a complete factory-built solution with fully featured standard and advanced controls. Optional accessories enhance the capabilities of the genset package-mounted control system.

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