3512B (50 Hz) Generator Set

Caterpillar is leading the power generation market with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

Features

  • Cat Generator Set Package

    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

    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

    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
  • Cat ECS Control Panel

    Cat ECS 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

    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

    Certifications

    • IBC seismic certification
    • EU Declaration of Conformity
    • EU Declaration of Incorporation
    • EU Eurasian Conformity (EAC)
  • One Safe Source

    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
  • Worldwide Product Support

    Worldwide 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

Specifications

Units for specifications

Generator Set Specifications

Standby Rating 1625/1600/1500 kVA
Prime Power Rating 1500/1360 kVA
Emissions/Fuel Strategy Low Fuel, Low Emissions
Voltage 380 to 415 Volts
Frequency 50 Hz
Speed 1500 rpm
Duty Cycle Standby, Mission Critical, Prime
Maximum Rating 1625 kVA
Minimum Rating 1320 kVA

Engine Specifications

Engine Model 3512B TA, V-12, 4-Stroke Water-Cooled Diesel
Bore 6.69 in 170 mm
Stroke 7.48 in 190 mm
Displacement 3161.03 in³ 51.8 l
Compression Ratio 14.0:1
Aspiration TA
Fuel System Electronic Unit Injection
Governor Type ADEM™ A3

Generator Set Dimensions

Length - Minimum 216.0 in 5487 mm
Length - Maximum 216.1 in 5488 mm
Width - Minimum 90.0 in 2286 mm
Width - Maximum 90 in 2286 mm
Height - Minimum 95.3 in 2420 mm
Height - Maximum 95.3 in 2420 mm
Dry Weight - Genset (minimum) 25038 lb 11357 kg
Dry Weight - Genset (maximum) 25677 lb 11647 kg

Standard Equipment

Air Inlet System

  • Aingle element canister type air cleaner with service indicator

Air Inlet

  • Air cleaner

Cooling

  • Package mounted radiator (except C175)

Control Panel

  • Emergency stop button
  • Programmable protective relaying functions:
  • Over/under voltage (27 / 59)
  • kVAr (per phase, average & percent)
  • kVA (per phase, average & percent)
  • Engine cool-down timer
  • Generator mounted - rear facing
  • Overcurrent (50 / 51)
  • Warning/shutdown with common LED indication of shutdowns for:
  • Low coolant level
  • DC volts
  • Generator phase sequence
  • Overspeed
  • Frequency (Hz)
  • Volts (L-L & L-N)
  • Reverse reactive power (kVAr) (32RV)
  • Text alarm/event descriptions
  • 2 Programmable digital outputs
  • RPM
  • 2 Programmable relay outputs (Form C)
  • Speed adjust
  • Alarm acknowledge
  • kVAr-hr (total)
  • Digital indication for:
  • Power factor (per phase & average)
  • Environmental sealed front face
  • Controls:
  • True RMS AC metering, 3 phase, +/-2% accuracy
  • Low oil pressure
  • kW (per phase, average & percent)
  • Engine cycle crank
  • Accessory module data link
  • Coolant temperature
  • Cat ECS 100
  • 24 Volt DC operation
  • Over/under frequency (81 o/u)
  • Amps (per phase & average)
  • 4 Programmable relay outputs (Form A)
  • Reverse power (kW) (32)
  • Operating hours
  • Communications
  • Oil pressure (psi, kPa or bar)
  • Serial annunciator module data link
  • kW-hr (total)
  • 6 Programmable digital inputs
  • High coolant temperature
  • Failure to start (overcrank)
  • Low coolant temperature
  • Lamp test
  • Emergency stop
  • Auto/start/stop control
  • Customer data link (Modbus RTU)

Exhaust

  • Exhaust flange outlet

Fuel

  • Secondary fuel filters
  • Primary fuel filter with integral water separator
  • Fuel priming pump

Control System

  • Engine cool-down timer
  • DC volts
  • True RMS AC metering, 3-phase, +/-2% accuracy
  • High coolant temperature
  • Coolant temperature
  • Auto/start/stop control
  • Failure to start (overcrank)
  • Communications
  • Oil pressure
  • Emergency stop
  • Cat ECS 100
  • Overspeed
  • frequency (Hz)
  • Volts (L-L & L-N)
  • Engine cycle crank
  • Warnings/shutdown indicators
  • Speed adjust
  • Lamp test
  • 24 Volt DC operation
  • RPM
  • 4 programmable digital inputs
  • Low coolant level
  • Operating hours
  • Alarm acknowledge
  • Emergency stop pushbutton
  • Low oil pressure
  • Amps (per phase & average)
  • 4 programmable digital outputs
  • Digital indication for:

Generator

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

Power Termination

  • Busbar

Generator System

  • Class H temperature rise at 40C ambient
  • 3 phase brushless, Salient pole
  • 6 Lead
  • Winding temperature detectors
  • NEMA Class H insulation
  • Random wound
  • Internal excitation (IE)
  • 3-phase voltage sensing
  • Busbar connections
  • min/max exciter
  • Caterpillar's digital voltage regulator (CDVR)
  • RFI suppression

Literature

  • Parts book
  • Operation & Maintenance Manual

Cooling System

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

Exhaust System

  • Dry exhaust manifold
  • Flanged faced outlet(s)

Fuel System

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

Generators and Attachments

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

Governing System

  • Woodward 2301A isochronous governor

Lube System

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

Mounting System

  • Rails - Engine/generator/radiator mounting
  • Rubber anti-vibration mounts - shipped loose

Starting / Charging System

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

General

  • SAE standard rotation
  • Flywheel and Flywheel housing-SAE No. 00
  • RH service
  • Paint - Caterpillar yellow with high gloss black rails & radiator

Optional Equipment

Air Inlet System

  • Air inlet protection
  • Remote air inlet adaptors
  • Dual element air cleaners

Exhaust

  • Exhaust mufflers

Generator

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

Circuit breakers

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

Power Termination

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

Control Panels

  • Annunciator modules
  • Customer connection mounting locations
  • Remote speed adjust
  • Local PC monitoring
  • Generator temperature monitoring
  • Auxiliary boxes
  • Governors
  • Customer interface options
  • EMCP 4.4
  • Ground (Automatically selected)
  • Mounting group - External box clips
  • Vandle proof panel door

Mounting

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

Starting/Charging

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

Cooling System

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

European Certifications

  • European Union certification
  • EU Declaration of Conformity
  • European Directive genset, DoI (Declaration of Incorporation)
  • Eurasian Conformity (EAC) mark

Exhaust System

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

Fuel System

  • Primary fuel filter

Generators and Attachments

  • Generator conversion
  • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
  • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, Form wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
  • 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Internal excitation (IE), No. of leads = 6, pitch= 0.6667
  • Space heater

Instrumentation

  • Pyrometer and thermocouples

Lube System

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

Mounting System

  • IBC vibration isolators
  • Spring type vibration isolators

Protection System

  • Explosion relief valves

Special Tests / Reports

  • PGS Test report @ 0.80 power factor
  • Neutral ground-LV
  • IBC seismic Certifications
  • PGS Test report @ 1.0 power factor
  • Neutral grounding connection

Starting / Charging System

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

General

  • Engine barring group
3512B  Diesel Generator Sets (Rear Left)

Documents

Related Attachments