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Commercial Propulsion Engines

C9.3 Commercial Propulsion Engine

Power Range

375-476 bhp (280-355 bkW)

Speed Range

1800, 2100, 2300 rpm

Emissions

IMO II, U.S. EPA Tier 3, China Stage II

SPECIFICATIONS

The C9.3 ACERT propulsion engine has a B rating of 375 bhp (280 bkW) at 1800 rpm, a C rating of 416 bhp (310 bkW) at 2100 rpm, and a D rating of 476 bhp (355 bkW) at 2300 rpm. The C9.3 propulsion, auxiliary, and generator set engines have a common rail fuel system for optimal combustion and lower emissions. Cooling system options for the propulsion and auxiliary engines include heat exchanger with sea water aftercooling, and keel with combined circuit or separate circuit aftercooling. The genset packages are available with heat exchanger, keel, or radiator cooling. These products are EPA Tier 3 and IMO II certified. In addition the propulsionengine ratings are EU Stage IIIA certified and auxiliary and gen sets are also CCNR Stage II certified.

    Dimensions & Weights

    Engine Dry Weight - Approximate

    945-1122 kg (2083-2474 lbs)

    Length - Engine

    57.2 in

    Height

    43 in

    Width - Engine

    38.5 in

    Engine Specifications

    Speed Range

    1800, 2100, 2300 rpm

    Emissions

    IMO II, U.S. EPA Tier 3, China Stage II

    Aspiration

    Turbocharged-aftercooled

    Bore

    4.5 in

    Stroke

    5.8 in

    Displacement

    567.5 in³

    Rotation from Flywheel End

    Counterclockwise

    Configuration

    In-line 6, 4-Stroke-Cycle Diesel

    Rated Engine Speed

    1800, 2100, 2300 rpm

    Governor

    Electronic

    Refill Capacity

    Lube Oil System w/oil filter change: 24.5 L (6.5 gal)

    Oil Change Interval

    500 hrs

    Flywheel Housing

    SAE No. 1 (113 teeth)

    Cooling

    Heat exchanger and separate or combined keel cooled options

    Power Rating

    Power Range

    375-476 bhp (280-355 bkW)

    • Standard Equipment
      • Water-cooled turbocharger and exhaust manifold
      • Electronic control system
      • Thermostats and housing
      • Gear-driven Sea water pump (self-priming)
      • Common rail fuel system
      • Shell and tube jacket water heat exchanger
      • Corrosion-resistant Sea water aftercooler
      • Engine oil cooler
      • Vibration damper and guard
      • Primary fuel filters

    • Optional Attachments
      • Alternators - 24V 70 or 105 amp, 12V 110 amp
      • Closed crankcase ventilation
      • Transmission gear oil cooler (engine mounted for HEX)
      • Additional engine and transmission sensor packages
      • Instrument panels
      • Electric starting motors - 12V or 24V
      • Air starting motor
      • Dual electric starting motors or combined electric/air
      • Electric fuel priming pump
      • Fuel cooler
      • PTO Drives - V-belt pulley stack, stub shaft
      • Duplex fuel and oil filters
      • Double wall fuel rail

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