C18 ACERT Tier 3

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Key Specifications

 

Power range

469-1.001 bhp (350-747 bkW)

Speed range

1.800-2.300 rpm

Emissions

EPA Tier 3 Commercial, IMO II, EU IW

The C18 ACERT TIER 3 marine propulsion engine offers commercial ratings of 475-725 mhp (469-715 bhp) at 1,800-2,100 rpm while meeting U.S. emissions regulations. EPA Tier 3, IMO II and EU IW.

Its main strength lies in the fresh water post-cooling option for commercial propulsion and auxiliary engine and genset kits. As well as an assistance service that will accompany you on every adventure.

Contact us for more info.

Why Choosing It

Separate circuit after-refrigeration system

 

The C18 ACERT TIER 3 engine features a separate circuit aftercooling (SCAC) system for all configurations with ratings from A to D.

 

Emissions

 

It complies with the standards: EPA Tier 3, IMO II and EU IWW

 

Cooling system

 

The cooling system features a heat exchanger and cooled keel options for all ratings.

 

Turbocharger configurations

 

All ratings are for single turbocharger configurations.

 

Marine certifications

 

Marine Certifications: The C18 ACERT Tier 3 engine has all major MCS type approvals available from the factory.

Technical Features

NOMINAL POWER

 

Power range 469-1.001 bhp (350-747 bkW)

TECHNICAL SPECIFICATIONS OF THE ENGINE

 

Speed range 1.800-2.300 rpm
Emissions EPA Tier 3 Commercial, IMO II, EU IW
Aspiration TA, TTA
Bore 145 mm
Stroke 183 mm
Displacement 18.1 l
Rotation from the flywheel side side Anticlockwise
Configuration Diesel, 4-stroke, and 6-cylinder in line

DIMENSIONS AND WEIGHTS

 

Minimum dry weight 1814 kg
Minimum length 1854 mm
Maximum length 19312 mm
Minimum height 1198 mm
Maximum height 1300 mm
Minimum width 1134 mm
Maximum width 1204 mm

Standard Equipment

The engine includes standard equipment, already included in the purchase package. Let’s see them together.

AIR INTAKE SYSTEM

  • SCAC (Separate circuit after-cooled)
  • OCV System (Open Crankcase Ventilation)
  • Turbocharger, cooled by jacket water
  • Turbocharger inlet, straight fitting OD of 152 mm (6 in)

COOLING SYSTEM

  • Separate Circuit After-Cooling (SCAC) system for both HEX and keel-cooled engines
  • JW and SCAC shell and tube heat exchangers for HEX cooled engines
  • SCAC pump, gear, only for HEX-cooled motors
  • Jacket water pump, gear driven
  • Sea water pump, bronze impeller, gear driven
  • SCAC and JW bypass tanks to maintain appropriate pump inlet pressures

EXHAUST SYSTEM

  • Water-cooled exhaust manifold and turbocharger
  • 152 mm (6 in) flanged round outlet

FLYWHEELS AND RELATED HOUSINGS

  • Flywheel housing, SAE No. 0
  • Flywheel, 18 inch, 136 teeth
  • Rotation according to SAE standards
  • Flywheel housing 1, Flywheel, 14 inch, 113 teeth

FUEL SYSTEM

  • Simplified front maintenance fuel system
  • Fuel delivery pump, gear driven
  • Manual fuel priming pump
  • Hybrid fuel line design

LUBRICATION SYSTEM

  • Simplified front maintenance lubrication system
  • Central oil pan:
  • Front and top serviceable oil fill points
  • Front maintenance dipstick
  • Oil pump, gear driven

SUPPORT SYSTEM

  • Front support – adjustable

POWER TAKE-OFFS

  • Poly-V groove for alternator control
  • NOTE: Standard PTOs are not available

GENERAL INFORMATIONS

  • Front shock absorber protection
  • Front maintenance engine
  • Common electrical connection point
  • The motor supplied does not have zinc components
  • Engine certified for D2/E2 emissions cycles
  • CERTIFICATION ACCORDING TO EU STAGE IIIA AND CCNR STAGE II EMISSION STANDARDS (E3 CYCLE).

CONTROL SYSTEM

  • Programmable minimum
  • WOSR (Wide Operating Speed Range) available for EPA Tier 3 – B and C ratings
  • Adjustable High Idle (TEL) – EPA Tier 3 WOSR ratings only
  • Electronic diagnostics and fault recording
  • Engine and transmission monitoring (rpm, temperature, pressure)
  • Electronic control of the air/fuel ratio
  • Extended Duty Engine Protection Mode – EPA Tier 3 ratings only
  • Torque limiting functionality for WOSR ratings only
  • 70 pin user connector
  • Three types of throttle inputs (primary/secondary PWM, 0-5V, 4-20mA +/-)

Equipment on Demand

Upon request, the following equipment can be added to the engine:

 

EXHAUST SYSTEM

  • Dry elbows
  • Water-cooled elbows
  • Flexible fitting
  • Flange
  • Silencer
  • Silencer spark arrester

AIR INTAKE SYSTEM

  • Air intake adapter

CHARGING SYSTEM

  • Battery charger
  • Charging alternators
  • Alternator fixing group
  • Ammeter

CONTROL SYSTEM

  • MECP I
  • CATERPILLAR ALARM AND PROTECTION

COOLING SYSTEM

  • Flange kit for auxiliary expansion tank

FUEL SYSTEM

  • Double fuel filters
  • Flexible fuel lines
  • Fuel cooler
  • Primary fuel filters

INSTRUMENTATION

  • Instrument panels
  • Manufacturer’s wiring
  • Engine-to-engine wiring
  • Indicators
  • Transmission sensors
  • Oil level sensor

LUBRICATION SYSTEM

  • Duplex oil filters
  • Transmission oil cooler
  • Extraction pump

SUPPORT SYSTEM

  • Anti-vibration insulators
  • Front support
  • Rear support

POWER TAKE-OFFS

  • Note: PTO options require torsional vibration analysis
  • Crankshaft pulleys
  • Front hub carrier
  • Hydraulic pump drive adapter
  • Front clutch closed

PROTECTION SYSTEM

  • Marine Classification Society and SOLAS
  • Marine Classification Society and flame-retardant properties

STARTING SYSTEM

  • STARTING SYSTEM Electric starters – single 24 V
  • Air starter motor
  • Air starter accessories
  • Starting aids – JW heaters
  • Battery packs – 24 V – dry

PACKAGING

  • Engine protection cover
  • Storage protection
  • Export packaging

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