3512C (HD) Land Mechanical Drilling Engine

3512C (HD) Land Mechanical Drilling Engine

3512C (HD) Land Mechanical Drilling Engine

Cat 3512C (HD) engines set the standard in the drilling industry. For many years the 3500 has been the preferred choice by drillers due to their high performance, durability, and reliability in the oilfield while maintaining low emissions.The ideal application for the 3512C (HD) engine is mechanical drive for land drilling rigs.3512C (HD) engines, with ratings: 932-1100 bkW (1250-1475 bhp) @ 1200 rpm meet U.S. EPA Non-road Tier 2 equivalent and CARB Tier 2 equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.

Engine Specifications
Minimum Rating
1250BHP
Maximum Rating
1475BHP
Emissions
U.S. EPA Non-road Tier 2
Rated Speed
1200r/min
Bore
6.69in
Stroke
8.46in
Displacement
3574in³
Aspiration
Turbocharged-Aftercooled
Governor and Protection
ADEM A3
Engine Weight - Net Dry
11945lb
Rotation from Flywheel End
Counterclockwise
Oil Change Interval
500
Flywheel and Flywheel Housing
SAE No. 00
Flywheel Teeth
183
Capacity for Liquids
Minimum Cooling System - Engine Only
41gal (US)
Dimensions
Length
105.6in
Width
70.5in
Height
79.5in

Standard Equipment:

Air Inlet System
  • Separate circuit aftercooler core — corrosion resistant coated (airside), 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 todrive electronic engine control unit)
 
Cooling System
  • Torque converter connections
  • Thermostats and housing, jacket water pump, gear-drivencentrifugal
  • 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
  • Electronic instrument panel
  • Instrumentation readouts:
 
Lube System
  • Crankcase breather — top-mounted
  • Oil cooler
  • Oil filler and dipstick — RH
  • 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
 
Mounting System
  • Rails — mounting, floor type
 
Power Take-offs
  • Front housing — two-sided
 
Protection System
  • ADEM A3 ECU system to provide customer-programmableengine deration strategies to protect against adverse operatingconditions
  • Emergency stop logic inputs provided at 40-pin customer interfaceconnection
  • Air inlet shutoff
 
Starting System
  • Air starting motor — RH, 620 to 1034 kPa (90 to 150 psi)
  • Air silencer
 
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
  • Fan drive and fan pulleys
  • Water level switch gauge
  • Coolant level sensors
  • Coolant conditioner
  • Expansion tank
  • Heat exchanger cooling conversion
  • Auxiliary water pump
  • Air separator
 
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
  • Vibration isolators
 
Power Take-offs
  • Front housing
  • Flexible couplings
  • Coupling hub
  • Front accessory drives
  • Auxiliary drive shaft
  • Auxiliary drive pulleys
  • Front stub shaft
  • Damper guard removal
  • Pulleys
  • Flywheel stub shaft
 
Protection System
  • Shutoffs
  • Switches and contractors
  • Explosion relief valve
  • Sensors
  • Oil pressure monitor
  • Shutoff controls
  • Corrosion protection
 
Starting System
  • Air starting motors — electric
  • Air pressure regulator
  • Air silencer
  • Air start controls — manual, electric
  • Redundant start
  • Starting aids
  • Battery sets – 24V
  • Battery cable and battery rack
 

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