C15 ACERT Tier 4i

Land Production Generator Sets C15 ACERT Tier 4i

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Key Specs

Maximum Rating
450 ekW (562 kVA)
450 ekW (562 kVA)
Minimum Rating
450 ekW (562 kVA)
450 ekW (562 kVA)


Producing oil and gas is a complex task that requires equipped designed specifically for the oilfield. Cat C-Series oilfield diesel generator sets offer a rugged design capable of withstanding harsh conditions in the oilfield. Decades of experience in engine manufacturing combined with the latest electronics deliver the highest performance, safe operation, low emissions, and simplified operator interface. Cat generator sets are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. C15 ACERT oilfield diesel generator set. Ratings: 450 ekW (562 kVA) @ 60 Hz (1800 rpm) meets U.S. EPA Tier 4 interim emission standards.

Product Specifications for C15 ACERT Tier 4i

Maximum Rating 450 ekW (562 kVA) 450 ekW (562 kVA)
Minimum Rating 450 ekW (562 kVA) 450 ekW (562 kVA)
Emissions/Fuel Strategy U.S. EPA Tier 4 interim U.S. EPA Tier 4 interim
Aspiration Turbocharged, aftercooled Turbocharged, aftercooled
Manifold Type Dry Dry
Bore 5.4 in 137.2 mm
Stroke 6.75 in 171.4 mm
Displacement 927 in³ 15.2 l
Engine Control and Protection ADEM A4 ADEM A4
Generator Set Control EMCP 4.2 EMCP 4.2
Generator SR4B SR4B
Fuel System MEUI MEUI
Frequency - Speed 60 Hz (1800 rpm) 60 Hz (1800 rpm)
Fuel Diesel Diesel
Length 138 in 3505 mm
Width 60 in 1524 mm
Height 83 in 2108 mm
Weight 10420 lb 4726 kg

C15 ACERT Tier 4i Standard Equipment

Air Inlet System

  • Heavy-duty dual element air cleaner
  • Service indicator

Cooling System

  • Radiator package mounted (50° C)
  • Side-by-side cores
  • Coolant drain line with valve at edge of base
  • Coolant level sight gauge
  • Fan and belt guards
  • Cat Extended Life Coolant
  • Metal top and bottom tanks

Exhaust System

  • Dry exhaust manifold

Fuel System

  • Primary fuel filter
  • Secondary fuel filter
  • Fuel priming pump
  • Fuel transfer pump


  • SR4B brushless, single-bearing, self-excited
  • Class H insulation
  • Random wound
  • IP23 protection
  • Cat DVR
  • Coastal protection


  • EMCP 4.2 control panel
  • Emergency stop pushbutton

Lube System

  • Oil cooler
  • High efficiency oil filter
  • Oil drain valves
  • Fumes disposal
  • Gear-type lube oil pump

Mounting System

  • Heavy-duty oilfield welded steel base (skiddable)
  • Anti-vibration mounts
  • Designed welded base for increased durability (C-channel design)

Starting/Charging System

  • 24-volt starting motor
  • 45-amp charging alternator


  • Paint — Caterpillar yellow except rails and radiators (gloss black)
  • Flywheel and flywheel housing — SAE No. 1
  • Engine lifting eyes

C15 ACERT Tier 4i Optional Equipment

Exhaust System

  • Spark arresting mufflers (25 dBA and 35 dBA)
  • Manifold and turbocharger guards
  • Expander


  • Permanent magnet excitation
  • 800 amp circuit breaker
  • Space heater controls

Starting/Charging System

  • Jacket water heater with shutoff valves
  • Battery disconnect switch
  • Battery rack with heavy duty batteries

Protection System

  • Air shutoff - guillotine style

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C15 ACERT Tier 4i

C15 ACERT Tier 4i

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