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Caterpillar

C7 ACERT™ Water-Cooled Manifold Engine

Cat C7 ACERT engines are the ideal solution for your demanding operations in the oilfield. Decades of field operation and intense research and development allow Cat C7 ACERT engines to deliver excellent performance with low operating costs and emissions. Applications powered by C7 ACERT engines include pump skids, acidizing units, cementing units, coil tubing units, and hydraulic power units. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. C7 ACERT engines, with ratings: 153 – 224 bkW (205 – 300 bhp) @ 2200 rpm meet IMO Tier II, U.S. EPA Marine Tier 3, EPA Non-road Tier 3 equivalent and EU Stage IIIA equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.

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C7 ACERT™ Water-Cooled Manifold Well Servicing Engines
C7 ACERT™ Water-Cooled Manifold Well Servicing Engines

Documents

Features

Technology

Advanced Digital Engine Management

Air System

Improved Serviceability

Custom Packaging

Full Range of Attachments

Testing

Product Support Offered Through Global Cat Dealer Network

Over 80 Years of Engine Manufacturing Experience

Over 80 Years of Engine Manufacturing Experience

Web Site

Details

Specifications

Spec Value
Maximum Rating 275 BHP 205 bkW
Displacement 442 in³ 7.2 l
Minimum Rating 205 BHP 153 bkW
Governor and Protection Electronic (ADEM™ A4) Electronic (ADEM™ A4)
RPM 2200 r/min 2200 r/min
Aspiration Turbocharged-Aftercooled Turbocharged-Aftercooled
Flywheel and Flywheel Housing SAE 1, 2, or 3 SAE 1, 2, or 3
Flywheel Teeth 156 (SAE 1), 134 (SAE 2), 126 (SAE 3) 156 (SAE 1), 134 (SAE 2), 126 (SAE 3)
Rotation from Flywheel End Counterclockwise Counterclockwise
Stroke 5 in 127 mm
Bore 4.3 in 110 mm
Spec Value
Emissions EPA & CARB Non-Road Tier 3, EU Stage IIIA, EPA Marine Tier 2, IMO Tier II EPA & CARB Non-Road Tier 3, EU Stage IIIA, EPA Marine Tier 2, IMO Tier II
Spec Value
Length 41.5 in 1053 mm
Width 29.8 in 758 mm
Height 40.6 in 1032 mm
Weight 1386 lb 629 kg
Spec Value
Lube Oil System – Refill 4.8 gal (US) 19 l

Standard Equipment

Air Inlet System

  • Turbocharger, separate circuit (SCAC)
  • Single, right-side, center-mounted turbo with water-cooled turbine housing
  • Air inlet, RH side, rear facing, 101.6 mm (4 in.) connection type

Control System

  • Electronic governing, PTO speed control
  • Programmable ratings
  • Cold mode start strategy
  • Automatic altitude compensation
  • Fuel cooled ECU
  • Power compensation for fuel temperature
  • Programmable low and high idle
  • Electronic diagnostics and fault logging
  • Programmable monitoring system (engine speed, temperature, pressure)
  • J1939 broadcast (diagnostic and engine status)
  • Certified electrical control system
  • Derated engine: automatic ambient temperature compensation

Cooling System

  • Thermostats and housing, front-facing outlet — 51 mm (2.01 in) connection
  • Jacket water pump — belt-driven, centrifugal
  • Water pump — inlet RH front vertical inlet (pointing down) — 63 mm (2.48 in)

Exhaust System

  • Single, right-side, center-mounted turbo with water-cooled turbine housing
  • Exhaust manifold — water-cooled
  • Front turbo exhaust

Flywheels and Flywheel Housing

  • Mandatory selection of: SAE No. 1, SAE No. 2, or SAE No. 3 flywheel and housing SAE standard rotation

Fuel System

  • HEUI fuel system
  • Fuel filter — secondary, LH front (2-micron high performance)
  • Fuel transfer pump — left front
  • Fuel priming pump — left front

Lube System

  • Crankcase breather — top rear
  • Crankcase fumes disposal — RH
  • Oil cooler — RH
  • Oil filter — RH
  • Oil pan — front sump, 31 L (33 qt) oil change capacity
  • Oil filler — front top valve cover
  • Oil level gauge — LH rear
  • Engine oil pump — gear-driven
  • Oil valve sampling, RH

Power Take-Offs

  • Crankshaft drive pulley — 2 grooves, 190 mm (7.5 in) diameter, 22.3 mm (0.88 in) wide

General

  • Vibration damper
  • Lifting eyes
  • Literature
  • No paint

Mandatory Options

  • Flywheel housing and flywheel
  • Primary filter/water separator
  • Turbo orientation

Optional Equipment

Air Inlet System

  • Precleaner
  • Air Inlet elbow

Cooling System

  • Water outlet elbow
  • Coolant conditioner

Emissions Certifications

  • IMO certification

Flywheels and Flywheel Housing

  • Crankshaft seal

Instrumentation

  • Gauges and instrument panels

Lube System

  • Oil pans
  • Drain and cover
  • Remote oil filters
  • Lubricating oils

Mounting System

  • Structural steel base
  • Engine support — front and rear

Power Take-offs

  • Crankshaft pulleys

General

  • Tool set

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