3512C
3512C (HD) Land Mechanical Drilling Engine
DESCRIPTION
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.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: 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.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.Oil and GasProduct Design
- Developed specifically to meet the demands of oil and gas applications- Proven reliability and durability- Robust diesel strength design prolongs life and lowers owning and operating costs- Broad torque curve optimized for petroleum mechanical drive applications- Market-leading power density- Designed to perform in oilfield conditions, including high ambient and high altitude applications- Long overhaul life proven in oilfield applications- Core engine components designed for reconditioning and reuse at overhaul
Ease of Installation
- Inner-outer base mounting configuration simplifies rig integration - Wide range of attachments enable configuration flexibility - Inner base three-point generator mounting maintains factory alignment - Single lifting point simplifies installation work
Advanced Digital Engine Management
- ADEM A3 engine management system provided engine control, monitoring, and protection.
Safety
- E-stop pushbutton on instrument panel - Air shutoff and explosion relief valves available - Configurable alarm, derate, and shutdown set points - Extra alarms, inputs, and outputs available
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.
Testing
Every Cat engine set is full-load tested to ensure proper engine performance.
Product Support Offered Through the Global Cat Dealer Network
More than 2,200 dealer outlets - Cat factory-trained dealer technicians service every aspect of your Cat petroleum product - Worldwide parts availability, service, and warranty - Preventive maintenance agreements available for repair-before- 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
Over 80 Years of Engine Manufacturing Experience
Ownership of manufacturing processes enables Caterpillar to produce high quality, dependable products
Web Site
For all your petroleum power requirements, visit www.catoilandgasinfo.com
- Standard Equipment
- Optional Equipment
- Specs
- Docs
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
Specs
Overview
Engine Specifications
Capacity for Liquids
Dimensions
SEE HOW 3512C COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.
- Brand
- Caterpillar
- Status
- Current
- Maximum Rating
- 1475 BHP / 1100 bkW
- Emissions
- U.S. EPA Non-road Tier 2
- Displacement
- 3574 in³ / 59 l
- Minimum Rating
- 1250 BHP / 932 bkW
- Bore
- 6.69 in / 170 mm
- Stroke
- 8.46 in / 215 mm
- Rated Speed
- 1200 r/min / 1200 r/min
- Aspiration
- Turbocharged-Aftercooled
- Governor and Protection
- ADEM A3
- Engine Weight - Net Dry
- 11945 lb / 5423 kg
- Rotation from Flywheel End
- Counterclockwise
- Oil Change Interval
- 500
- Flywheel and Flywheel Housing
- SAE No. 00
- Flywheel Teeth
- 183
- Minimum Cooling System - Engine Only
- 41 gal (US) / 157 l
- Length
- 105.6 in / 2682 mm
- Width
- 70.5 in / 1791 mm
- Height
- 79.5 in / 2019 mm
- Brand
- Caterpillar
- Status
- Current
- Maximum Rating
- 1800 BHP / 1342 bkW
- Emissions
- Non-certified
- Displacement
- 3158 in³ / 52 l
- Minimum Rating
- 1020 BHP / 761 bkW
- Bore
- 6.69 in / 170 mm
- Stroke
- 7.48 in / 190 mm
- Rated Speed
- 1800 r/min / 1200 r/min
- Aspiration
- Turbocharged-Aftercooled
- Governor and Protection
- W3161
- Engine Weight - Net Dry
- 11462 lb / 5204 kg
- Rotation from Flywheel End
- Counterclockwise
- Oil Change Interval
- 500
- Flywheel and Flywheel Housing
- SAE No. 00
- Flywheel Teeth
- 183
- Minimum Cooling System - Engine Only
- 41 gal (US) / 157 l
- Length
- 105.3 in / 2675 mm
- Width
- 67 in / 1702 mm
- Height
- 67.7 in / 1720 mm
- Brand
- Caterpillar
- Status
- Current
- Maximum Rating
- 1649 BHP / 1230 bkW
- Emissions
- Non-certified
- Displacement
- 4210 in³ / 69 l
- Minimum Rating
- 1649 BHP / 1230 bkW
- Bore
- 6.69 in / 170 mm
- Stroke
- 7.48 in / 190 mm
- Rated Speed
- 1200 r/min / 1200 r/min
- Aspiration
- Turbocharged-Aftercooled
- Governor and Protection
- W3161
- Engine Weight - Net Dry
- 19090 lb / 8659 kg
- Rotation from Flywheel End
- Counterclockwise
- Oil Change Interval
- 500
- Flywheel and Flywheel Housing
- SAE No. 00
- Flywheel Teeth
- 183
- Minimum Cooling System - Engine Only
- 61.5 gal (US) / 233 l
- Length
- 128 in / 3251 mm
- Width
- 67 in / 1701 mm
- Height
- 78.9 in / 2004 mm