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Industrial Diesel Power Units - Highly Regulated
Cat® C9.3B Industrial Power Unit
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.
High Performance
Simple and efficient turbocharger with balance valve provides optimal air management and improved fuel efficiency.
Fuel Efficiency
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Fuel & Oil
Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 15 ppm sulfur, and new oil formulations to support the new technology. Cat® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.
Broad Application Range
Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.
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
| Power Rating | |
|---|---|
| Maximum Power | 310 kW (416 HP) |
| Rated Speed | 1800-2200 rpm |
| Minimum Power | 230 kW (308 HP) |
| Emission Standards | |
|---|---|
| Emissions | Brazil MAR-1, UN R96 Stage IIIA |
| General | |
|---|---|
| Engine Configuration | Inline 6, 4-Stroke-Cycle-Diesel |
| Bore | 115 mm (4.5 in) |
| Stroke | 149 mm (5.9 in) |
| Displacement | 9.3 l (567.5 inu00b3) |
| Compression Ratio | 16.5:1 |
| Aspiration | Turbocharged Aftercooled (TA) |
| Rotation from Flywheel End | Counterclockwise |
| Power Unit Dimensions | |
|---|---|
| Length | 2110 mm (83 in) |
| Width | 1100 mm (43 in) |
| Height | 1603 mm (63 in) |
| Weight | 1481 kg (3265 lb) |
Standard Equipment
- Air Inlet System
- Turbocharged
- Air-to-Air Aftercooled
- Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage IV)
- Control System
- Electronic control system
- Over-foam wiring harness
- Automatic altitude compensation
- Power compensated for fuel temperature
- Configurable software features
- Engine monitoring system SAE J1939 broadcast and control
- Integrated Electronic Control Unit (ECU)
- Remote fan control
- Cooling System
- Vertical or RH thermostat outlet
- Centrifugal water pump
- Guidance on cooling system design available through your dealer to ensure equipment reliability
- Flywheels and Flywheel Housing
- Dual rear PTO configuration
- Available SAE No. 1 power take off with optional SAE B or SAE C power take off drives. Engine power can also be taken from the front of the engine with optional attachments.
- Fuel System
- Electronic high pressure common rail
- Primary fuel filter
- Secondary fuel filters
- Fuel transfer pump
- Electronic fuel priming
- Lube System
- Oil cooler
- Oil filler
- Lube oil filter
- Oil dipstick
- Gear driven oil pump
- Choice of front, rear or center sumps
- Power Take Off (PTO)
- SAE B or SAE C power take off (PTO) drives. Engine power can also be taken from the front of the engine on some applications.
- General
- Vibration damper
- Lifting eyes