3512B WELL STIMULATION ENGINE
Well stimulation operations in the oilfield are complex and demanding. The 3500 engine family for well stimulation operations was specifically developed to meet the highest standards in performance, durability, and reliability. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3512B engines, with ratings: 1491-1678 bkW (2000-2250 bhp) @ 1900 rpm meet U.S. EPA Marine Tier 1 equivalent and U.S. Non-road EPA Tier 1 equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.
SPECIFICATIONS
Minimum Rating1492.0 bkW
Maximum Rating1678.0 bkW
AspirationTurbocharged-Aftercooled
general specifications
Minimum Rating1492.0 bkW
Maximum Rating1678.0 bkW
AspirationTurbocharged-Aftercooled
Displacement52.0 L
Flywheel and Flywheel HousingSAE No. 0
Flywheel Teeth151
Stroke190.0 mm
Bore170.0 mm
emissions
EmissionsNon-Current EPA, Non-Road Mobile Tier 1
dimensions
Length2827.0 mm
Width1793.0 mm
Height1862.0 mm
Weight4803.6 kg
3512B (Well Stimulation) STANDARD EQUIPMENT
- air inlet system
Separate circuit aftercooler core — corrosion resistant coated (air side), 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 to drive electronic engine control unit) - cooling system
Torque converter connections
Thermostats and housing, jacket water pump, gear-driven centrifugal
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
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
Rear sump oil pan, 250-hour change interval
Oil pan drain valve — 3/4" NPT female connection - mounting system
Trunion front support - power takeoffs
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
Air inlet shutoff - general
Paint — Cat yellow
Vibration damper and guard
Lifting eyes
B-Series LAND
3512B (Well Stimulation) OPTIONS
- air compressors
- 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 - emissions certifications
IMO Certification and European Union Certification - 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
Base remova
Vibration isolators
Rails - power takeoffs
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 - marine society requirements
Marine society conversion
Spray shielding - protection system
Shutoffs
Switches and contractors
Explosion relief valve
Sensors
Oil pressure monitor
Shutoff controls
Corrosion protection - spare parts kits
- starting system
Air starting motors — electric
Air pressure regulator
Air silencer
Hydraulic starter
Air start controls — manual, electric
Redundant start
Starting aids
Battery sets - 24V
Battery cable and battery rack