C18 ACERT IMO II
C18 ACERT IMO II
Overview
The C18 ACERT marine propulsion engine has commercial application ratings of 454-715 bhp that meet IMO II & EU Stage IIA emissions regulations, and 469-715 bhp that meet EPA Tier 3, IMO II and EU Stage IIIA emissions regulations. In addition to the benefits the C18 ACERT's advanced marine engine technology brings, you welcome aboard legendary Cat product support. No matter where your spirit of adventure takes you, rest assured the Cat Dealer Network is close by.
Specifications
| Power Range | 454-715 bhp (339-533 bkW) |
| Speed Range | 1800-2100 rpm |
| Emissions | IMO II, EU IIIA |
| Power Range | 454-715 bhp (339-533 bkW) |
| Speed Range | 1800-2100 rpm |
| Emissions | IMO II, EU IIIA |
Benefits & Features
Cooling System
Heat exchanger and Keel cooled options for all ratings
Emissions
IMO II and EU IWW compliant for all ratings
Separate Circuit Aftercooling System
The primary advantage of the separate circuit aftercooling system (SCAC) is that no sea water circulates through the aftercooler.
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Specifications
| Power Range | 454-715 bhp (339-533 bkW) |
| Speed Range | 1800-2100 rpm |
| Emissions | IMO II, EU IIIA |
| Aspiration | TA, TTA |
| Bore | 5.7 in |
| Stroke | 7.2 in |
| Displacement | 1106 in³ |
| Rotation from Flywheel End | Counterclockwise |
| Configuration | In-line 6, 4-Stroke-Cycle Diesel |
| Minimum Dry Weight | 4000 lb |
| Minimum Length | 73 in |
| Maximum Length | 76 in |
| Minimum Height | 47.2 in |
| Maximum Height | 51.2 in |
| Minimum Width | 44.6 in |
| Maximum Width | 47.4 in |
| Maximum Dry Weight | 4299 lb |
| Power Range | 454-715 bhp (339-533 bkW) |
| Speed Range | 1800-2100 rpm |
| Emissions | IMO II, EU IIIA |
| Aspiration | TA, TTA |
| Bore | 145 mm |
| Stroke | 183 mm |
| Displacement | 18.1 l |
| Rotation from Flywheel End | Counterclockwise |
| Configuration | In-line 6, 4-Stroke-Cycle Diesel |
| 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 |
| Maximum Dry Weight | 1950 kg |
Benefits & Features
Cooling System
Heat exchanger and Keel cooled options for all ratings
Emissions
IMO II and EU IWW compliant for all ratings
Separate Circuit Aftercooling System
The primary advantage of the separate circuit aftercooling system (SCAC) is that no sea water circulates through the aftercooler.
Additional Ratings
Specific ratings are available that meet IMO II emissions regulations and additional ratings are available that meet both EPA Tier 3 and IMO II emissions regulations.
Standard Equipment
- Air Inlet System
- Separate circuit after-cooled (SCAC)
- Open Crankcase Ventilation (OCV) system
- Turbocharger, jacket water cooled
- Turbocharger inlet, 152 mm (6 in) OD straight connection
- Cooling System
- Separate Circuit After-Cooling (SCAC) for both HEX and Keel cooled engines
- Engine JW and SCAC Shell & Tube Heat Exchangers for HEX cooled engines
- SCAC pump, gear driven, for HEX cooled engines only
- Jacket water pump, gear driven
- Sea water pump, bronze impeller, gear driven
- SCAC and JW shunt tanks for maintaining proper pump inlet pressures
- Exhaust System
- Water-cooled exhaust manifold & turbocharger
- 152 mm (6 in) round flanged outlet
- Flywheels & Flywheel Housings
- Flywheel Housing, SAE No. 0
- Flywheel, 18 inch, 136 teeth
- SAE standard rotation
- SAE No. 1, Flywheel: 14 inch, 113 teeth
- Fuel System
- Front service simplex fuel system
- Fuel transfer pump, gear driven
- Manual fuel priming pump
- Hybrid fuel line design
- Lube System
- Front service simplex oil system
- Center sump oil pan: Deep; 500 hour oil change interval, Shallow; 250 hour oil change interval
- Front and top service oil filler locations
- Front service dipstick
- Oil pump, gear driven
- Mounting System
- Front support - adjustable
- Power Take-Offs
- Poly-V groove for alternator drive
- NOTE: There are no standard power take-offs available
- General
- Front damper guard
- Front service engine
- Common electrical bonding point
- Engine does not ship with zinc components
- Engine is certified to D2/E2 emissions cycles
- Certified to IMO II Marine Commercial Propulsion (E3) Cycle Emission Standards
- Certified to EU Stage IIIA AND CCNR Stage II (E3 Cycle) Emissions Standards.
- NOTE: Ratings listed below can also be used in Recreational / Pleasure Craft applications.
- Control System
- Programmable low idle
- 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 logging
- Engine and transmission monitoring (speed, temperature, pressure)
- Electronic fuel/air ratio contro
- Engine Protection Mode for extended ambient conditions - EPA Tier 3 Ratings Only
- Torque Limiting functionality for WOSR ratings only
- 70-pin customer connector
- Three types of throttle inputs (primary/ secondary PWM, 0-5V, 4-20mA +/-
Optional Equipment
- Exhaust System
- Dry Elbows
- Water-Cooled Elbows
- Flexible Fitting
- Flange
- Muffler
- Muffler Spark Arresting
- Air Inlet System
- Air Inlet Adapter
- Charging System
- Battery Chargers
- Charging Alternators
- Alternator Mounting Group
- Ammeter
- Control System
- MECP I
- Caterpillar Alarm System and Protection
- Cooling System
- AUX Expansion Tank Flange Kit
- Fuel System
- Duplex Fuel Filters
- Flexible Fuel Lines
- Fuel Cooler
- Primary Fuel Filters
- Instrumentation
- Instrument Panels: Marine Power Display, Color Marine Power Display, Color MPD Dual Display Harness, MPD Wiring Connection Kit
- OEM Wiring Harness
- Engine to Engine Harness
- Gauges
- Transmission Sensors
- Oil Level Sensor
- Lube System
- Duplex Oil Filters
- Transmission Oil Cooler
- Sump Pump
- Mounting System
- Vibration Isolators
- Front Support
- Rear Support
- Power Take-Offs
- Note: PTO Options Require Torsional Vibration Analysis
- Crankshaft Pulleys
- Front Stub Shaft
- Hydraulic Pump Drive Adapter
- Front Enclosed Clutch
- Protection System
- Marine Classification Society and SOLAS
- Marine Classification Society and Fire Resistance
- Starting System
- Electric Starting Motors - Single 24 Volt
- Air Starting Motor
- Air Start Accessories
- Starting Aids - JW Heaters
- Battery Sets - 24 Volt - Dry
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