Power Rating
| Maximum Power | 1650 HP 1231 kW |
| Maximum Torque | 5296 lb-ft @ 1450 rpm 7180 Nm @ 1450 rpm |
| Rated Speed | 1800 rpm 1800 rpm |
| Minimum Power | 1500 HP 1119 kW |
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Industrial Diesel Engines 3512B
Request A Price Find DealerKey Specs
- Maximum Power
- 1650 HP
- 1231 kW
- Maximum Torque
- 5296 lb-ft @ 1450 rpm
- 7180 Nm @ 1450 rpm
- Emissions
- Non-Certified
- Non-Certified
Overview
For your largest power needs in any environment, Cat® 3512B Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and operations running. They deliver high power output, proven reliability and excellent fuel efficiency. These engines maintain low operating costs to keep your customers profitable for years to come. Industries and applications powered by 3512B engines include Bore/Drill Rigs, Chippers/Grinders, Construction, Cranes, Dredgers, Forestry, General Industrial, Material Handling, Mining, Mobile Earthmoving Equipment, Pumps, Shovels/Draglines, Surface Hauling Equipment and Trenchers. These 3512B engines, with ratings: 1119-1231 bkW (1500-1650 bhp) @ 1800 rpm, are non-certified. They are available for global non-regulated areas.
Features At A Glance
Reliable, Quiet and Durable Power
Fuel Efficiency
Quality
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including SOSSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Product Specifications for 3512B
Emission Standards
| Emissions | Non-Certified Non-Certified |
General
| Engine Configuration | V-12, 4-Stroke-Cycle Diesel V-12, 4-Stroke-Cycle Diesel |
| Bore | 6.7 in 170 mm |
| Stroke | 7.5 in 190 mm |
| Displacement | 3158 in³ 51.8 l |
| Aspiration | Turbocharged Aftercooled Turbocharged Aftercooled |
| Rotation from Flywheel End | Counterclockwise Counterclockwise |
| Aftertreatment | - - |
Engine Dimensions - Approximate
| Length | 120.8 in 3067 mm |
| Width | 70.3 in 1785 mm |
| Height | 71.1 in 1806 mm |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 13400 lb 6078 kg |
3512B Standard Equipment
Air Inlet System
- Aftercooler core, corrosion resistant coated (air side)
- Air cleaner. Regular duty, dry, panel type with service indicators, turbocharger, jacket water aftercooled.
- Turbocharger, rear mounted
- Jacket water aftercooled
Control System
- Governor, RH, 3161 with self contained synthetic oil sump
- Air-fuel ratio control
- Mechanical speed control, without torque control
- Governor control
- Positive locking
Cooling System
- Thermostats and housing
- Jacket water pump, centrifugal
Exhaust System
- Exhaust manifold, dry
Flywheels and Flywheel Housing
- SAE No. 00 flywheel
- 183 flywheel teeth
- SAE No. 00 flywheel housing
Fuel System
- Fuel filter, with service indicators, cartridge type with RH service
- Fuel transfer pump
Instrumentation
- Instrument Panel, RH
- Engine oil pressure gauge
- Fuel pressure gauge
- Oil filter differential gauge
- Jacket water temperature gauge
- Service meter, electric
- Tachometer
Lube System
- Crankcase breather, top mounted
- Oil cooler
- Oil filler
- Oil dipstick
- Oil pump
- Oil filter, cartridge type with RH service
- Shallow oil pan
- Fumes disposal (not installed)
Mounting System
- Rails, mounting, engine length, 254 mm (10 in), industrial-type, C-channel.
Power Take Off
- Accessory drive, upper RH
- Front housing, single sided
Protection System
- Junction box
- Manual shutoff, RH
- Safety shutoff protection, energized to shutdown
- Low oil pressure, low idle 69 kPa (10 psi); high idle 207 kPa (30 psi)
- Water temperature
- Overspeed
- 3161 governor solenoid energized to shutdown
Starting System
- Starting switch
General
- Vibration damper
- Lifting eyes
- Paint: Caterpillar yellow, with optional colors available at request
See how 3512B compares against frequently compared products.
Industrial
3512B
Selected
- Maximum Power
- 1650 HP
- 1231 kW
- Maximum Torque
- 5296 lb-ft @ 1450 rpm
- 7180 Nm @ 1450 rpm
- Emissions
- Non-Certified
- Non-Certified
Industrial
3512
- Maximum Power
- 1500 HP
- 1119 kW
- Maximum Torque
- 4580 lb-ft @ 1400 rpm
- 6210 Nm @ 1400 rpm
- Emissions
- Non-Certified
- Non-Certified
Industrial
3512C
- Maximum Power
- 1500 HP
- 1120 kW
- Maximum Torque
- 5259 lb-ft @ 1500 rpm
- 7130 Nm @ 1500 rpm
- Emissions
- U.S. EPA Tier 2 Equivalent
- U.S. EPA Tier 2 Equivalent
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