Cat® 3512C Industrial Diesel Engine
For your largest power needs in any environment, Cat® 3512C 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 3512C 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. The 3512C engine, with a rating of 1120 bkW (1500 bhp) @ 1800 rpm, is U.S. EPA Tier 2 equivalent. It is available using U.S. EPA Flexibility, and for other regulated and non-regulated areas.
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Specifications
| Name | Type | Value | Unit Value (Imperial) | Unit Name | Unit Value (Metric) | Unit Name (Metric) |
|---|---|---|---|---|---|---|
| Maximum Power | measurement | 1500 | hp | 1120 | kW | |
| Maximum Torque | measurement | 5259 | lb-ft @ 1500 rpm | 7130 | Nm @ 1500 rpm | |
| Rated Speed | text | 1800 rpm |
Documents & Spec Sheets
Features & Benefits
Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
Fuel Efficiency
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
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
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
Complete Specifications
Power Rating
| Name | Type | Value | Unit Value (Imperial) | Unit Name | Unit Value (Metric) | Unit Name (Metric) |
|---|---|---|---|---|---|---|
| Maximum Power | measurement | 1500 | hp | 1120 | kW | |
| Maximum Torque | measurement | 5259 | lb-ft @ 1500 rpm | 7130 | Nm @ 1500 rpm | |
| Rated Speed | text | 1800 rpm | ||||
| Minimum Power | measurement | 1500 | hp | 1120 | kW | |
| Emissions | text | U.S. EPA Tier 2 Equivalent | ||||
| Engine Configuration | text | V-12, 4-Stroke-Cycle Diesel | ||||
| Bore | measurement | 6.7 | in | 170 | mm | |
| Stroke | measurement | 7.5 | in | 190 | mm | |
| Displacement | measurement | 3158 | in³ | 51.8 | l | |
| Aspiration | text | Turbocharged Aftercooled | ||||
| Rotation from Flywheel End | text | Counterclockwise | ||||
| Aftertreatment | text | - | ||||
| Length | measurement | 120.8 | in | 3067 | mm | |
| Width | measurement | 70.3 | in | 1785 | mm | |
| Height | measurement | 71.1 | in | 1319 | mm | |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | measurement | 13400 | lb | 6078 | kg |
Standard Equipment
Air Inlet System
- Air to Air Aftercooled (ATAAC)
- Two turbochargers, rear mounted
Control System
- Electronic Engine Control, RH
Cooling System
- Thermostats and housing
- Gear driven centrifugal jacket water pump
- Connections for radiator cooling
Exhaust System
- Exhaust manifold, dry
- Two turbochargers with watercooled bearings
- Two exhaust outlets, 203 mm (8 in) round flange
Flywheels and Flywheel Housing
- SAE No. 00 flywheel (183 teeth)
- SAE No. 00 flywheel housing
Fuel System
- Fuel filter, LH spin-on type
- Fuel transfer pump
- Electronically controlled unit injectors
Instrumentation
- No standard instrument or gauge panel
Lube System
- Crankcase breather, top mounted
- Oil cooler
- Oil filler and dipstick, LH
- Oil pump
- Oil filter, LH, spin-on type
- Oil pan
Mounting System
- Trunnion front support
Power Take Off
- Front housing, two sided
Protection System
- ECM monitoring 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
Starting System
- Dual 24V electric starting motor
General
- Vibration damper
- Lifting eyes
- Paint: Caterpillar yellow