C9.3 ACERT

SPECS SUMMARY

Power Range	375-476 bhp (280-355 bkW)
Speed Range	1800, 2100, 2300 rpm
Rated Engine Speed	1800, 2100, 2300 rpm
Emissions	IMO II, U.S. EPA Tier 3, China Stage II

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.

Specifications

Power Range	375-476 bhp (280-355 bkW)
Speed Range	1800, 2100, 2300 rpm
Rated Engine Speed	1800, 2100, 2300 rpm
Emissions	IMO II, U.S. EPA Tier 3, China Stage II
Configuration	In-line 6, 4-Stroke-Cycle Diesel
Displacement	567.5 in³ (9.3 l)
Aspiration	Turbocharged-aftercooled
Governor	Electronic
Bore	4.5 in (115 mm)
Stroke	5.8 in (149 mm)
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)
Rotation from Flywheel End	Counterclockwise
Cooling	Heat exchanger and separate or combined keel cooled options
Length - Engine	57.2 in (1452 mm)
Engine Dry Weight - Approximate	945-1122 kg (2083-2474 lbs)
Height	43 in (1093 mm)
Width - Engine	38.5 in (978 mm)

Benefits and Features

Key Features & Benefits

Electronic control system provides industry-leading torque and throttle response at low speeds, while maintaining fuel efficiency at high speeds
Common rail fuel system enables optimum combustion and low emissions
RH and LH locations service options for fuel and oil filters, as well as dipstick location for easily accessible service
Compatible with Cat® displays
Available remote-mounted display panel with start, stop, and engine diagnostics
12V or 24V electrical system
Certified by all marine classification societies

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 Equipment

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