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3512E Marine Auxiliary/DEP Engine (U.S. EPA Tier 4 Final)
Emissions
Utilizes SCR Technology to enable U.S. EPA Tier 4 Final emission regulations compliance while lowering operational costs, IMO III emissions compliant
Utilizes closed loop air assisted DEF dosing control strategy
Highest efficiency mixing and control to lower operational costs, extends emissions useful life, ensures compliance, flexibility regarding urea quality
Advanced Engine Combustion Design
Advanced engine combustion design process utilizing optimum configurations and cylinder geometry for maximum engine efficiency
Enhanced control of fuel injection
Enhanced control of fuel injection optimized through crank timing and thelatest A5 ECM technology
Enhanced Fuel Delivery
Optimal fuel injector nozzle geometry and electronic injection control for improved fuel delivery
Increased Durability and Higher Engine Duty Cycle Capability
Strengthened cylinder heads and valves for increased durability and peak cylinder pressure capability resulting in higher engine duty cycle capability
Caterpillar Warranty
Industry-leading warranty coverage for factory packaged components
Global Dealer Network
No matter where or when, our extensive global dealer network is ready to provide support.
| Power Rating | |
|---|---|
| Power Range | 732-2399 bhp (546-1789 bkW) |
| Engine Specifications | |
|---|---|
| Aspiration | TA |
| Emissions | U.S. EPA Tier 4 Final, IMO III |
| Bore | 170 mm (6.69 in) |
| Displacement | 58.6 l (3574 inu00b3) |
| Stroke | 215 mm (8.46 in) |
| Rotation from Flywheel End | Counterclockwise |
| Configuration | Vee 12, 4-Stroke-Cycle Diesel |
| Dimensions & Weights | |
|---|---|
| Maximum Width | 2081 mm (81.9 in) |
| Minimum Width | 1808 mm (71.2 in) |
| Maximum Height | 2335 mm (91.9 in) |
| Minimum Height | 2335 mm (91.9 in) |
| Minimum Dry Weight | 8176 kg (18025 lb) |
| Maximum Length | 3184 mm (125.4 in) |
| Minimum Length | 2624 mm (104.2 in) |
Standard Equipment
- Air Inlet System
- Corrosion-resistant aftercooler core
- Control System
- Dual A5 engine control modules with electronic unit injection and low pressure fuel system
- Exhaust System
- Dual turbochargers with water-cooled bearings and heat shields
- General
- Vibration damper and guard
- Meets SOLAS regulations
- Fuel System
- Duplex Fuel and Oil Filtration
- Cooling System
- Auxiliary fresh water pump
- Gear Driven, centrifugal jacket water pump with 40% more capacity