3512

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3512
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3512

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Overview

Cat 3512 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.The ideal application for the 3512 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.3512 engines, with ratings: 761-1342 bkW (1020-1800 bhp) @ 1200-1900 rpm. Not emissions certified, available for non-regulated areas.

Features At A Glance

Product 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- 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 rigintegration- Wide range of attachments enable configurationflexibility- Inner base three-point generator mounting maintainsfactory alignment- Single lifting point simplifies installation work

Engine Control and Protection

- Woodward 3161 governor- E-stop pushbutton on instrument panel - Air shutoff and explosion relief valves available - 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 generator set is full-load tested to ensureproper engine performance.- Generator sets are assembled, tested, andvalidated as a package to ensure performance, reliabilityand durability.

Product Support Offered Through Global Cat Dealer Network

- More than 2,200 dealer outlets- Cat factory-trained dealer technicians service everyaspect of your Cat petroleum product- Worldwide parts availability, service, and warranty- Preventive maintenance agreements available for repairbefore-failure options- S•O•SSM program matches your oil and coolant samplesagainst 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 these manufacturing processes enablesCaterpillar to produce high quality, dependable products.

Web Site

For all your petroleum power requirements, visit www.catoilandgasinfo.com.

Full Specifications Standard Equipment Optional Equipment

Product Specifications for 3512

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US
Metric

Engine Specifications

Minimum Rating	1020 BHP 761 bkW
Maximum Rating	1800 BHP 1342 bkW
Emissions	Non-certified Non-certified
Rated Speed	1800 r/min 1200 r/min
Bore	6.69 in 170 mm
Stroke	7.48 in 190 mm
Displacement	3158 in³ 52 l
Aspiration	Turbocharged-Aftercooled Turbocharged-Aftercooled
Governor and Protection	W3161 W3161
Engine Weight - Net Dry	11462 lb 5204 kg
Rotation from Flywheel End	Counterclockwise Counterclockwise
Oil Change Interval	500 500
Flywheel and Flywheel Housing	SAE No. 00 SAE No. 00
Flywheel Teeth	183 183

Capacity for Liquids

Minimum Cooling System - Engine Only

41 gal (US) 157 l

Dimensions

Length	105.3 in 2675 mm
Width	67 in 1702 mm
Height	67.7 in 1720 mm

3512 Standard Equipment

Air Inlet System

Corrosion-resistant aftercooler core

Regular duty air cleaner

Service indicator

Control System

Governor, Woodward 3161 — RH

Pneumatic control

Governor control - positive locking

Cooling System

Thermostats and housing (dual outlet)

Jacket water pump, gear driven

Exhaust System

Dry exhaust manifold

Exhaust flexible fitting, adapters, and flanges

Flywheel and Housing

SAE No. 00 flywheel

SAE No. 00 flywheel housing

SAE standard rotation

Fuel System

Fuel filter

Fuel transfer pump

Flexible fuel lines

Fuel priming pump

Instrumentation

Analog instrument gauges:

Lubrication System

Crankcase breather

Oil cooler

Oil filter

Shallow oil pan

Oil drain extension, 2 in NPT female connection

Mounting System

Rails, mounting, floor type

Power take-offs

Accessory drive

Front housing, two-sided

Protection System

Manual shutoff control, LH

Junction box

Safety shutoff protection, energized to shutdown

Starting System

Air starting motor

Air silencer

General

Paint - Cat yellow

Vibration damper and guard

Lifting eyes

3512 Optional Equipment

Air Inlet System

Heavy duty air cleaner

Remote air inlet adapters

Control System

Load sharing governor, 2301A

Load sharing module

Governor conversion to 0-200 mA direct rack control

Local speed throttle control

Throttle position sensors

Cooling System

High gloss black folded core radiators and conventionalcore radiators

Belt guard

Blower fan

Fan drive and fan pulley

Radiator cover

Water level switch gauge

Air separator

Coolant level sensors

Connections

Exhaust System

Exhaust elbows

Exhaust mufflers

Fuel System

Primary fuel filter

Generator and Attachments

Low voltage extension box

Potential and current transformers

Air filter

Cable access box

Bearing RTDs

Instrumentation

Customer management device

Gauges and instrumentation panels

Switches and contactors

Lubrication System

Crankcase fumes disposal

Oil pan accessories

Power Take-off

Crankshaft pulley

Front stub shaft

Charging alternator

Air compressor

Protection System

Explosion relief valves (3)

Shutoffs

Switches and contactors

Starting System

Manual air starter

Air pressure regulator

General

Flywheel guard

See how 3512 compares against frequently compared products.

US
Metric

Oil and Gas 3512

Minimum Rating: 1020 BHP; 761 bkW
Maximum Rating: 1800 BHP; 1342 bkW
Emissions: Non-certified; Non-certified

Selected Model

Oil and Gas 3508C

Minimum Rating: 900 BHP; 671 bkW
Maximum Rating: 900 BHP; 671 bkW
Emissions: U.S. EPA Non-road Tier 2; U.S. EPA Non-road Tier 2

Model Details

Oil and Gas 3512C

Minimum Rating: 1250 BHP; 932 bkW
Maximum Rating: 1475 BHP; 1100 bkW
Emissions: U.S. EPA Non-road Tier 2; U.S. EPA Non-road Tier 2

Model Details

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3512

Overview

Features At A Glance

Product Specifications for 3512

Engine Specifications

Capacity for Liquids

Dimensions

3512 Standard Equipment

Air Inlet System

Control System

Cooling System

Exhaust System

Flywheel and Housing

Fuel System

Instrumentation

Lubrication System

Mounting System

Power take-offs

Protection System

Starting System

General

3512 Optional Equipment

Air Inlet System

Control System

Cooling System

Exhaust System

Fuel System

Generator and Attachments

Instrumentation

Lubrication System

Power Take-off

Protection System

Starting System

General

See how 3512 compares against frequently compared products.

Tools And Expert Help At Every Turn

Payment Calculator

Current Offers

Rental Options

Technical Information

Find Dealer

Cat Connect: Get More from Every Asset

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