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    Cat® C15 Industrial Diesel Engine
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    Cat® 3516C Industrial Power Unit
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    Cat® C18 Industrial Power Unit (<560 kW)
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    Power Rating
    Maximum Power 595 HP 2100 HP 630 HP
    Maximum Torque 2004 lb-ft @ 1400 rpm - 2177 lb-ft @ 1300 rpm
    Rated Speed 1800-2100 rpm 1750 rpm 1800-2000 rpm
    Minimum Power 440 HP 2100 HP 575 HP

    Emission Standards
    Emissions China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent U.S. EPA Tier 2 Nonroad equivalent emission standards (not currently EPA certified) U.S. EPA Tier 4 Final, EU Stage V, China Nonroad Stage IV

    Engine Dimensions - Approximate
    Length 54.2 in 129 in -
    Width 36.2 in 60 in -
    Height 48.3 in 81 in -
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments 3239 lb 17284 lb -

    General
    Engine Configuration Inline 6, 4-Stroke-Cycle Diesel V-16, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
    Bore 5.4 in 6.7 in 5.7 in
    Stroke 6.8 in 8.5 in 7.2 in
    Displacement 927.6 in³ 4760 in³ 1104.5 in³
    Compression Ratio 18.0:1 13.0:1 16.0:1
    Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled Turbocharged Aftercooled (TA)
    Combustion System Direct Injection - -
    Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise
    Aftertreatment - - DOC+DPF+SCR

    Power Unit Dimensions
    Length - - 99.7 in
    Width - - 48.9 in
    Height - - 79 in
    Weight - - 5842 lb

    Aftertreatment Dimensions
    Width - - 43.8 in
    Height - - 25.7 in
    Weight - - 591 lb

    Aftertreatment Dimensions*
    Diameter - - 13 in

    PETU Dimensions - Tier 4 Final Only
    Length - - 33.6 in
    Width - - 11.3 in
    Height - - 21.7 in
    Weight - - 42.8 lb
    Volume Capacity - - 51.1 qt (US)
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