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3512B (Well Stimulation) Well Service Engines

Well stimulation operations in the oilfield are complex and demanding. The 3500 engine family for well stimulation operations was specifically developed to meet the highest standards in performance, durability, and reliability. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3512B engines, with ratings: 1491-1678 bkW (2000-2250 bhp) @ 1900 rpm meet U.S. EPA Marine Tier 1 equivalent and U.S. Non-road EPA Tier 1 equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.

3512B (Well Stimulation)

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The Cat® 3512B (Well Stimulation) is built for reliable performance in the oil and gas range, backed by Al-Bahar's regional service and support network.

Maximum Rating
2250 BHP
Emissions
Non-Current EPA, Non-Road Mobile Tier 1
Displacement
3173 in³
Minimum Rating
2000 BHP
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  • Specifications
  • Features
  • Standard Equipment

Specifications

General Specifications specifications
Maximum Rating 1678 bkW
Displacement 52 l
Minimum Rating 1492 bkW
Aspiration Turbocharged-Aftercooled
Flywheel and Flywheel Housing SAE No. 0
Flywheel Teeth 151
Stroke 190 mm
Bore 170 mm

Features

Custom Packaging

For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.

Custom Packaging

For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.

Full Range of Attachments

Large variety of factory-installed engine attachments reduces packaging time

Testing

Every engine is full-load tested to ensure proper engine performance.

Product Support Offered Through Global Cat Dealer

More than 2,200 dealer outlets Cat factory-trained dealer technicians service every aspect of your petroleum engine Cat parts and labor warranty Preventive maintenance agreements available for repairbefore-failure options S•O•SSM program matches your oil and coolant samples against Caterpillar set standards to determine: - Internal engine component condition - Presence of unwanted fluids - Presence of combustion by-products - Site-specific oil change interval

Standard Equipment

Air Inlet System
  • Separate circuit aftercooler core — corrosion resistant coated (air side), air cleaner (single element w/service indicator)
  • Dual rear-mounted turbochargers
Control System
  • ADEM A3 ECU — LH
  • Electronic fuel injector fuel system (10 amp DC power required to drive electronic engine control unit)
Cooling System
  • Torque converter connections
  • Thermostats and housing, jacket water pump, gear-driven centrifugal
  • Connections for radiator cooling
  • Dual outlets: 88.9 mm O.D. (3.5 in) elbow hose connections
  • Separate Circuit Aftercooler (SCAC)
Exhaust System
  • Exhaust manifold — dry, stainless steel bellows
  • Dual turbochargers with watercooled bearings
  • Exhaust outlet: 292 mm I.D. (11.5 in), 12-10.5 mm dia. holes EQ SP, 376 mm bolt hole dia.
Flywheels and Flywheel Housing
  • Flywheel, SAE No. 0 — 151 teeth
  • Flywheel housing — SAE No. 0
Fuel System
  • Primary fuel filter
  • Fuel priming pump
  • Fuel filter — RH spin-on type
  • Fuel transfer pump
  • Electronically controlled unit injectors
Instrumentation
  • No standard instrumentation
  • Optional, remote instrumentation available
  • Service meter
Lube System
  • Crankcase breather — top-mounted
  • Oil cooler
  • Oil filler and dipstick — RH
  • Oil pump
  • Oil filter — RH spin-on type
Mounting System
  • Trunion front support
Power Take-Offs
  • Front housing — two-sided
Protection System
  • ADEM A3 ECU system to provide customer-programmable engine deration strategies to protect against adverse operating conditions
  • Emergency stop logic inputs provided at 40-pin customer interface connection
  • Air inlet shutoff
General
  • Paint — Cat yellow
  • Vibration damper and guard
  • Lifting eyes
  • B-Series LAND

Optional Equipment

Air Inlet System

  • Air cleaner and air cleaner mounting
  • Remote air inlet adapters
  • Air inlet heater

Charging System

  • Battery chargers
  • Charging alternators

Control System

  • Local speed throttle control
  • Throttle position sensors
  • Load sharing modules
  • Governor conversion

Cooling System

  • High gloss black folded core radiators
  • Coolant regulator conversion
  • Belt guard and radiator guard
  • Blower fan
  • Radiator cover

Emissions Certifications

  • IMO Certification and European Union Certification

Exhaust System

  • Flexible exhaust fitting
  • Elbows and flange
  • Flange and exhaust adapters
  • Manifold and mufflers

Fuel Systems

  • Flexible fuel lines
  • Fuel cooler
  • Water/fuel separator
  • Fuel level switch

Instrumentation

  • Customer management device
  • Remote panel display and remote cylinder temperature display
  • Switches and contactors
  • Gauges and instrument panels

Lube System

  • Fumes disposal
  • Oil pans
  • Prelube options
  • Sump pumps
  • Oil Filters

Mounting System

  • Base remova
  • Vibration isolators
  • Rails

Power Take-Offs

  • Front housing
  • Flexible couplings
  • Coupling hub
  • Front accessory drives
  • Auxiliary drive shaft

Marine Society Requirements

  • Marine society conversion
  • Spray shielding

Protection System

  • Shutoffs
  • Switches and contractors
  • Explosion relief valve
  • Sensors
  • Oil pressure monitor

Starting System

  • Air starting motors — electric
  • Air pressure regulator
  • Air silencer
  • Hydraulic starter
  • Air start controls — manual, electric