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Cat™ C9.3B Industrial Diesel Engine

Maximum Power
416 hp
Maximum Torque
1335 lb-ft @ 1400 rpm
Emissions
China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA

The Cat™ C9.3B industrial diesel engine is offered in ratings rangingfrom 280-330 kW (375-443 hp). These ratings have been fuel optimized
for use in countries without any regulatory requirements for emissionstandards.

C9.3B LRC Diesel Engines - Lesser Regulated & Non-Regulated

Features

  • High Performance

    The C9.3B delivers expanded capability with 19% more power and 16% more torque than the previous 8.8 liter platform for less regulated countries (comparison for IND-C rating).

  • Reliable, Quiet and Durable Power

    The C9.3B engine leverages a core engine with over 200 million off-highway hours in the field and is manufactured in a world-class facility; assuring reliability, quiet operation and many hours of productive life.

  • Optimized Installation

          

    • The C9.3B for LRC offers platform commonality with the C9.3B for highly  regulated countries to reduce cost of installation and support a global customer base by sharing a common core engine, offering similar machine interfaces and controls architecture.

      •     

    • High power density, up to 33.3 kW/L (44.7 hp/L) gives original equipment manufacturers (OEMs)
          the ability to downsize their engine installation without sacrificing performance.

      •     

    • Fully configurable engine options and industrial power unit (IPU)  available from factory to avoid 
          significant design, validation, and manufacturing costs.

  • Low Cost Maintenance

          

    • Worldwide service delivers ease of maintenance and simplifies the servicing routine.

      •     

    • Standard service intervals of 500 hours under normal operating conditions.

      •     

    • The S•O•SSM program is available from your Cat dealer to optimize oil change intervals.

      •     

    • Ideal for high-hour applications over 10,000 hours.
          

                

      • Remote mount options for serviceable items such as oil and fuel filters.

        •     

          

  • Low Operating Costs

    C9.3B development and calibration strategies  have yielded significant improvements in fuel 
    consumption, minimizing the total cost of ownership.

  • 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

Specifications

Units for specifications

Power Rating

Maximum Power 416 hp 310 kW
Maximum Torque 1335 lb-ft @ 1400 rpm 1810 Nm @ 1400 rpm
Rated Speed 1800-2200 rpm
Minimum Power 308 hp 230 kW

Emission Standards

Emissions China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA

General

Engine Configuration Inline 6, 4-Stroke-Cycle Diesel
Bore 4.5 in 115 mm
Stroke 5.9 in 149 mm
Displacement 567.5 in³ 9.3 l
Compression Ratio 16.5:1
Aspiration Turbocharged Aftercooled (TA)
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Aftertreatment -

Engine Dimensions - Approximate

Length 44 in 1125 mm
Width 31 in 791 mm
Height 42 in 1068 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1907 lb 865 kg

Standard Equipment

Air Inlet System

  • Turbocharged: system with front and rear exhaust configurations
  • Air-to-Air Aftercooled

Control System

  • Configurable software features
  • Engine monitoring system SAE J1939 broadcast and control
  • Electronic control system with single on-engine ECM
  • Over-foam wiring harness
  • Automatic altitude compensation

Cooling System

  • Centrifugal water pump
  • Guidance on cooling system design available through your dealer to ensure equipment reliability

Flywheels and Flywheel Housing

  • Available SAE No. 1 and No. 2 flywheel/housings

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 (OCV) with fumes disposal (optional OCV filter system)
  • Oil cooler
  • Oil filler
  • Lube oil filter
  • Choice of front, rear or center sumps
  • Oil dipstick
  • Gear driven oil pump

General

  • Vibration damper
  • Lifting eyes
  • Paint: Caterpillar yellow, with optional colors available at request
C9.3B LRC Diesel Engines - Lesser Regulated & Non-Regulated

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