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3512 (50 Hz)

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Overview

Producing reliable power from 1000 to 1400 kVA at 50 Hz, 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

  • Minimum Rating 1000 kVA 1000 kVA
  • Maximum Rating 1400 kVA 1400 kVA
  • Emissions/Fuel Strategy Low Fuel Consumption Low Fuel Consumption
  • Voltage 380 to 415 Volts 380 to 415 Volts
  • Frequency 50 Hz 50 Hz
  • Speed 1500 rpm 1500 rpm
  • Duty Cycle Standby, Mission Critical, Prime, Continuous Standby, Mission Critical, Prime, Continuous

Engine Specifications

  • Engine Model 3512 TA, V-12, 4-Stroke Water-Cooled Diesel 3512 TA, V-12, 4-Stroke Water-Cooled Diesel
  • Bore 6.69 in 170.0 mm
  • Stroke 7.48 in 190.0 mm
  • Displacement 3161.03 in³ 51.8 l
  • Compression Ratio 13.5:1 13.5:1
  • Aspiration TA TA
  • Fuel System Direct Unit Injection Direct Unit Injection
  • Governor Type Woodward Woodward

Generator Set Dimensions

  • Length - Minimum 202.7 in 5149.0 mm
  • Length - Maximum 206.6 in 5249.0 mm
  • Width - Maximum 77.8 in 1975.0 mm
  • Height - Maximum 93.2 in 2367.0 mm
  • Dry Weight - Genset (minimum) 22650.0 lb 10270.0 kg
  • Dry Weight - Genset (maximum) 23170.0 lb 10510.0 kg

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

  • Telecom Lab of China (TLC)
  • EU Declaration of Conformity
  • EU Declaration of Incorporation
  • Eurasian Conformity

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

3512 (50 Hz) Standard Equipment

Air Inlet System

  • Air cleaner; single element canister type with service indicator

Control Panel

  • EMCP4.2B controls including: Emergency stop pushbutton
  • RPM
  • Engine cool-down timer
  • EMCP4.2B controller including:
  • Accessory module data link
  • 4 programmable relay outputs (Form A)
  • Communications:
  • Volts (L-L & L-N)
  • Over / under frequency (81 o / u)
  • Text alarm / event descriptions
  • Auto / start / stop control
  • Speed adjust
  • kVA (per phase, average & percent)
  • Overcurrent (50 / 51)
  • Alarm acknowledge
  • Environmental sealed front face
  • 6 programmable digital inputs
  • Oil pressure (psi, kPa or bar)
  • Amps (per phase & average)
  • Generator phase sequence
  • 2 programmable digital outputs
  • Low coolant temperature
  • Controls:
  • Serial annunciator module data link
  • Reverse Power (kW) (32)
  • Lamp test
  • Coolant temperature
  • Engine cycle crank
  • kVAr-hr (total)
  • 2 programmable relay outputs (Form C)
  • Generator mounted - rear facing
  • 24-volt DC operation
  • kVAr (per phase, average & percent)
  • Warning/shutdown with common LED indication of shutdowns for:
  • kW (per phase, average & percent)
  • Reverse Reactive Power (kVAr) (32RV)
  • Programmable protective relaying functions:
  • Digital indication for:
  • High coolant temperature
  • Low oil pressure
  • Overspeed
  • Over / under voltage (27 / 59)
  • Customer data link (Modbus RTU)
  • DC volts
  • Operating hours
  • Low coolant level
  • kW-hr (total)
  • Frequency (Hz)
  • Emergency stop
  • Power Factor (per phase & average)
  • Failure to start (overcrank)
  • True RMS AC metering, 3-phase, +/-2% accuracy

Cooling System

  • JWAC
  • Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
  • Radiator fan and fan drive
  • Fan and belt guards
  • Coolant drain line with valve
  • Coolant level sensors. (Not included with packages without radiator)

Exhaust System

  • Dry Exhaust Manifold
  • Flanged faced outlet(s)

Fuel System

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

Generators and Attachments

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

Governing System

  • Woodward 2301A isochronous governor

Lube System

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

Mounting System

  • Rubber anti-vibration mounts (shipped loose)
  • Rails - engine/generator/radiator mounting

Starting / Charging System

  • 24 Volt electric starting motor
  • Battery and battery rack w/cables
  • Battery disconnect switch

General

  • Paint - Caterpillar Yellow with high gloss black rails & radiator
  • SAE Standard Rotation
  • RH Service
  • Flywheel and Flywheel housing - SAE No. 00

3512 (50 Hz) Optional Equipment

Air Inlet System

  • Remote air inlet adaptors
  • Air Inlet protection
  • Dual Element air cleaners

Circuit Breakers

  • EMAX circuit breakers
  • Center posts busbars
  • EMAX breakers connections
  • Breaker harnesses
  • 2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated circuit breakers
  • Controls packaging - Enclosures
  • Cable entry options
  • 2000, 2500, 3200 and 4000 Amp, 3 pole, IEC rated circuit breakers
  • Optional busbar power connections
  • Busbar connections

Control Panel

  • Auxiliary Boxes
  • Customer connection mounting locations
  • Ground (Automatically selected)
  • Vandle proof panel door
  • Customer Interface Options
  • Mounting Group - External Box Clips
  • Remote speed adjust
  • Generator Temperature Monitoring
  • Governors
  • Annunciator Modules
  • Local PC monitoring

Cooling System

  • Water level switch gauges
  • Heat exchangers
  • Optional radiator arrangements

European Certifications

  • EU declaration of conformity
  • Eurasian conformity (EAC) mark
  • European directive genset, DoI (Declaration of Incorporation)
  • European Union Certification

Exhaust System

  • Through-wall installation kit
  • Muffler mounting kits
  • Mufflers
  • Flexible fittings

Fuel System

  • Primary fuel filter

Generators and Attachments

  • 380 / 400 / 415 Volts @ 50 Hz, 3 phase, form wound, permanent magnet, No. of leads = 6, pitch= 0.6667
  • 380/400/415volts @ 50 Hz, 3 phase, random wound, permanent magnet, No. of leads = 6, pitch= 0.6667
  • Generator conversion
  • 380/400/415volts @ 50 Hz, 3 phase, random wound, internal excitation, No. of leads = 6, pitch= 0.6667
  • Space heater

Instrumentation

  • Pyrometer and thermocouples

Lube System

  • Electric prelube pumps
  • Oil level Reg-1 shallow pan
  • Manual prelube sump pumps

Mounting System

  • Spring-type vibration isolator
  • IBC vibration isolators

Protection System

  • Explosion relief valve

Special Tests / Reports

  • Neutral grounding connection
  • IBC seismic certifications
  • Neutral ground-LV
  • PGS test report @ 1.0 power factor
  • PGS test report @ 0.8 power factor

Starting / Charging Systems

  • Ether starting aid
  • 24 Volt dual electric starting motor
  • 20 Amp battery charger
  • Oversize battery set
  • Jacket water heaters
  • 10 Amp battery chargers

General

  • Engine barring group

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