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.
General Specifications
Maximum Rating
Displacement
Minimum Rating
Aspiration
Flywheel and Flywheel Housing
Flywheel Teeth
Stroke
Bore
Emissions
Emissions
Dimensions
Length
Width
Height
Weight
Standard Equipment:
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- Air Inlet System
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- Separate circuit aftercooler core — corrosion resistant coated (air side), air cleaner (single element w/service indicator)
- Dual rear-mounted turbochargers
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- Control System
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- ADEM A3 ECU — LH
- Electronic fuel injector fuel system (10 amp DC power required to drive electronic engine control unit)
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- Cooling System
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- 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)
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- Exhaust System
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- 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.
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- Flywheels And Flywheel Housing
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- Flywheel, SAE No. 0 — 151 teeth
- Flywheel housing — SAE No. 0
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- Fuel System
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- Primary fuel filter
- Fuel priming pump
- Fuel filter — RH spin-on type
- Fuel transfer pump
- Electronically controlled unit injectors
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- Instrumentation
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- No standard instrumentation
- Optional, remote instrumentation available
- Service meter
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- Lube System
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- 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
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- Mounting System
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- Trunion front support
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- Power Take-offs
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- Front housing — two-sided
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- Protection System
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- 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
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- General
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- Paint — Cat yellow
- Vibration damper and guard
- Lifting eyes
- B-Series LAND
Optional Equipment:
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- Air Inlet System
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- Air cleaner and air cleaner mounting
- Remote air inlet adapters
- Air inlet heater
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- Charging System
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- Battery chargers
- Charging alternators
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- Control System
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- Local speed throttle control
- Throttle position sensors
- Load sharing modules
- Governor conversion
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- Cooling System
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- 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
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- Emissions Certifications
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- IMO Certification and European Union Certification
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- Exhaust System
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- Flexible exhaust fitting
- Elbows and flange
- Flange and exhaust adapters
- Manifold and mufflers
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- Fuel Systems
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- Flexible fuel lines
- Fuel cooler
- Water/fuel separator
- Fuel level switch
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- Instrumentation
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- Customer management device
- Remote panel display and remote cylinder temperature display
- Switches and contactors
- Gauges and instrument panels
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- Lube System
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- Fumes disposal
- Oil pans
- Prelube options
- Sump pumps
- Oil Filters
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- Mounting System
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- Base remova
- Vibration isolators
- Rails
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- Power Take-offs
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- 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
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- Marine Society Requirements
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- Marine society conversion
- Spray shielding
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- Protection System
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- Shutoffs
- Switches and contractors
- Explosion relief valve
- Sensors
- Oil pressure monitor
- Shutoff controls
- Corrosion protection
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- Starting System
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- 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
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