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3512C DGB Well Service Engines

Well stimulation operations in the oilfield are complex and demanding. The 3512C (HD) with dynamic gas blending engine for well stimulation operations was specifically developed to lower fuel cost while while meeting the highest standards in performance, durability, reliability, and emissions. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3512C (HD) engines, with ratings: 1678-1864 bkW (2250-2500 bhp) @ 1900 rpm meet IMO Tier II, U.S. EPA Marine Tier 2, and U.S. EPA Non-road Tier 2 equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.

3512C DGB

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

Maximum Rating
2500 BHP
Emissions
Non-current EPA Tier 2
Displacement
3574 in³
Minimum Rating
2150 BHP
  • Specifications
  • Features
  • Standard Equipment

Specifications

General Specifications specifications
Maximum Rating 1864 bkW
Displacement 58.6 l
Minimum Rating 1603 bkW
Aspiration Turbocharged-Aftercooled
Flywheel and Flywheel Housing SAE No. 0
Flywheel Teeth 151
Stroke 215 mm
Bore 170 mm

Features

Engine Mounted Transmission Oil Cooler —

Integration with engine cooling system allows ease of installation and a tighter overall engine package

Advanced Digital Engine Management

ADEM A3 engine management system integrates speed control, air/fuel ratio control and ignition/detonation controls into a complete engine management system with integrated digital ignition, engine protection and monitoring

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

Standard Equipment

Air Inlet System
  • Air-to-air aftercooled (ATAAC) (512DW04, 512DW05, 512DW06, 512DW07)
  • Air cleaners (single element w/service indicator)
Control System
  • ADEM A3 ECU, LH
  • With electronic fuel injector fuel system (10 amp DC power required to drive electronic engine control module)
Cooling System
  • ATAAC (512DW04, 512DW05, 512DW06, 512DW07)
  • Torque converter connections
  • Thermostats and housing, jacket water pump, gear-driven centrifugal (gear-driven centrifugal pumps)
  • Connections for radiator cooling
  • Dual outlets: 88.9 mm O.D. (3.5 in) elbow hose connections
Exhaust System
  • Land Well Service Engine:
  • Offshore Well Service Engine:
Flywheels & 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
  • ATAAC (512DW04, 512DW05, 512DW06, 512DW07)
  • 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
  • ATAAC (512DW04, 512DW05, 512DW06, 512DW07)
  • Single Air inlet shutoff
General
  • Paint, Cat yellow
  • Vibration damper and guard
  • Lifting eyes

Optional Equipment

Air Inlet System

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

Charging System

  • Battery chargers
  • Charging alternators

Control System

  • Throttle position sensors

Cooling System

  • Coolant level sensor
  • Coolant conditioner
  • Connections

Emissions Certifications

  • IMO Certification and European Union Certification

Exhaust System

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

Fuel Systems

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

Gauges and Instrument Panels

  • Engine mount premium panel
  • Remote instrumentation

Lube System

  • RH oil filters
  • Oil pan accessories
  • Oil pan front sump — 250 hrs
  • High capacity oil pan — 500 hrs

Power Take-Offs

  • Front Accessory Drives
  • Auxiliary Drive Shaft
  • Auxiliary Drive Pulleys
  • Front Stub Shaft
  • Front Crankshaft Adapter

Protection System

  • Corrosion Protection

Starting System

  • Air starting motors
  • Air pressure regulator
  • Air silencer
  • Hydraulic starter
  • Battery sets— 24V