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336 Excavator

  • Specs Summary

3512C (HD) Well Stimulation Engine with Dynamic Gas Blending Kit

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.

Standard Equipment

Control System

  • ADEM A3 ECU, LH
  • With electronic fuel injector fuel system (10 amp DC power required to drive electronic engine control module)
  • Throttle position sensors

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
  • Coolant level sensor
  • Dual outlets: 88.9 mm O.D. (3.5 in) elbow hose connections
  • Coolant conditioner
  • Connections

Exhaust System

  • Land Well Service Engine:
  • Offshore Well Service Engine:
  • Flexible exhaust fitting
  • Elbows
  • Flange
  • Flange and exhaust adapters
  • Manifold
  • Mufflers

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

  • RH oil filters
  • Crankcase breather — top-mounted
  • Oil pan accessories
  • Oil cooler
  • Oil pan front sump — 250 hrs
  • Oil filler and dipstick — RH
  • High capacity oil pan — 500 hrs
  • Oil pump
  • Oil filter — RH spin-on type
  • Rear sump oil pan, 250-hour change interval
  • Oil pan drain valve, 3/4" NPT female connection
  • Fumes disposal
  • Scavenger pump

Mounting System

  • Trunion front support

Protection System

  • Corrosion Protection
  • 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-to-air aftercooled (ATAAC) (512DW04, 512DW05, 512DW06, 512DW07)
  • Air cleaners (single element w/service indicator)
  • Air cleaner
  • Remote air inlet adapters
  • Air inlet heater

Charging System

  • Battery chargers
  • Charging alternators

Emissions Certifications

  • IMO Certification and European Union Certification

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

Power Take-Offs

  • Front Accessory Drives
  • Auxiliary Drive Shaft
  • Auxiliary Drive Pulleys
  • Front Stub Shaft
  • Front Crankshaft Adapter
  • Pulleys
  • ATAAC (512DW04, 512DW05, 512DW06, 512DW07)
  • Front housing, two-sided

Starting System

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