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C9.3B

The Cat?� C9.3B industrial diesel engine is offered in ratings ranging from 250-340 kW (335-456 hp) @ 1800-2200 rpm. These ratings meet U.S. EPA Tier 4 Final, EU Stage V, China Nonroad (NR) Stage IV, Japan 2014, and Korea Stage V emission standards.

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      Benefits & Features

      Installation

      With a full list of configurable options and an engine-mounted aftertreatment, the Cat C9.3B is an easy-to-install option that offers the power of larger engine platforms in a smaller engine package.

      Advanced Features

      Inlet throttle valve technology manages heat and in-cylinder dosing to create seamless DPF regeneration and a high-pressure common rail fuel system elimates the need for coolers, creating a simpler and lighter engine that’s 18% more powerful than its predecessor engine—so operators get work done no matter when, no matter what.

      Ideal Applications

      Industrial, agricultural and construction applications such as: Pumps • Compressors • Chippers • Grinders • Asphalt paving equipment • Hydraulic power units • Bore rigs • Drill rigs • Tractors

      Total Cost of Ownership

      Between 500-hour oil service and 5000-hour DPF ash intervals and Caterpillar-patented design technology that enables the removal of EGRs, the need for parts and service keeps lifetime engine ownership costs down and ROI up. And because the Cat C9.3B uses the latest injector technology, owners can benefit from an overall fuel consumption reduction of up to 8% when compared to its predecessor engine.

      Cat Dealer Product Support

      Expert assistance is never far away with the Cat C9.3B. With an included warranty and product support through the expansive global Cat dealer network, worldwide service and maintenance is all part of the package. See your Cat dealer for details.

      Safety

      The Cat C9.3B is a finely tuned machine, running quieter and more efficiently than previous engines making it safer for job site operators who can stay focused on the task at hand.

      specifications

      Power Rating
      Maximum Power 340 kW
      Maximum Torque 2088 Nm @ 1400 rpm
      Rated Speed 1800-2200 rpm
      Minimum Power 250 kW
      Emission Standards
      Emissions EU Stage V, U.S. EPA Tier 4 Final, Korea Stage V, Japan 2014, China NRIV
      General
      Engine Configuration In-Line 6
      Bore 115 mm
      Stroke 149 mm
      Displacement 9.3 l
      Compression Ratio 17.0:1
      Aspiration Turbocharged-Aftercooled (TA)
      Combustion System Direct Injection
      Rotation from Flywheel End Counterclockwise
      Aftertreatment DOC+DPF+SCR
      Engine Dimensions - Approximate
      Length 1125 mm
      Width 791 mm
      Height 1068 mm
      Weight - Net Dry - Basic Operating Engine Without Optional Attachments 865 kg
      Aftertreatment Dimensions
      Length 925 mm
      Width 694 mm
      Height 432 mm
      Weight 96 kg
      Air Inlet System
      • Turbocharged
      • Air-to-Air Aftercooled
      • Mid-mount turbocharged system with front and rear exhaust configurations
      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
      • Available SAE 1 power take-off with optional SAE B, SAE C power take-off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Proposed Stage V)
      Fuel System
      • Electronic high pressure common rail
      • Primary fuel filter
      • Secondary and tertiary fuel filters
      • Fuel transfer pump
      • Electronic fuel priming
      Lube System
      • Open crankcase ventilation system
      • Oil cooler
      • Oil filler
      • Lube oil filter
      • Oil dipstick
      • Gear driven oil pump
      • Choice of front, rear or center sumps
      • Open crankcase ventilation system with fumes disposal (optional OCV filter system)
      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
      • Paint: Caterpillar yellow, with optional colors available at request
      • Vibration damper
      • Lifting eyes
      Aftertreatment System
      • Clean Emissions Module (CEM) consisting of Diesel Particulate Filter (DPF), Diesel Oxidation Catalyst (DOC) and high-efficiency Selective Catalytic Reduction (SCR)
      • Pump Electronic Control Unit (PETU)
      • Available in 12V or 24V systems

      Product specifications, standard and optional equipment may vary depending on stock availability. For more information or to verify specific product details, please get in touch with one of our sales representatives.

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