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Caterpillar

Cat C2.2 Marine Generator Set

Cat® C2.2 Diesel Marine Generator Set has single phase ratings of 50 Hertz at 16.0 and 22.5 ekW and 60 Hertz at 19.0 and 27.0 ekW that meet U.S. EPA Tier 3 and EU IW emission standards.The Cat® C2.2 also has three phase ratings of 50 Hertz at 16.0 and 22.5 ekW and 60 Hertz at 19.5 and 27.0 ekW that meet U.S. EPA Tier 3 and EU IW emissions standards. This marine gen set is available in 12 or 24 volt as an open gen set or as an enclosed package.

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Specifications

Spec Value
Minimum Rating 16 ekW (16kVA) 16 ekW (16kVA)
Maximum Rating 27 ekW (27 kVA) 27 ekW (27 kVA)
Frequency 50 Hz or 60 Hz 50 Hz or 60 Hz
Speed 1500 rpm (50Hz) or 1800 rpm (60 Hz 1500 rpm (50Hz) or 1800 rpm (60 Hz
Emissions/Fuel Strategy EPA Tier 3, IMO NST, EU IW EPA Tier 3, IMO NST, EU IW
Spec Value
Engine Model C2.2, In-line 4, 4-Stroke-Cycle Diesel C2.2, In-line 4, 4-Stroke-Cycle Diesel
Aspiration Naturally Aspirated Naturally Aspirated
Bore 3.31 in 84 mm
Stroke 3.94 in 100 mm
Displacement 135 in³ 2.2 l
Governor Type Electrical Ischronous Electrical Ischronous
Fuel System Fuel filter — RH or LH service, fuel priming, fuel transfer pump, flexible fuel lines Fuel filter — RH or LH service, fuel priming, fuel transfer pump, flexible fuel lines
Spec Value
Excitation AREP AREP
Pitch 2/3 pitch 2/3 pitch
Number of Poles 4 4
Number of Leads 4 4
Insulation Class H Class H
Voltage Regulation ±0.5% ±0.5%
Frame Size 2.2 2.2
IP Rating 23 23
Wave Form Deviation – Line to Line <2% <2%
Voltage Regulator Steady State Steady State
Spec Value
Minimum Approximate Weight 857 lb 389 kg
Height – Enclosed Set 31 in 775 mm
Height – Open Set 32 in 825 mm
Width – Open Set 20.5 in 521 mm
Maximum Approximate Weight 1027 lb 466 kg
Length – Open Set 45 in 1147 mm
Width – Enclosed Set 24 in 608 mm
Length – Enclosed Set 46 in 1170 mm

Standard Equipment

Air Inlet System

  • Air cleaner, single element canister type with rain cap (open generator set only)

Cooling System

  • Belt-driven centrifugal jacket water pump, gear-driven seawater pump, heat exchanger with copper nickel tubes, expansion tank

Control System

  • Electronic isochronous governor

Exhaust System

  • Watercooled exhaust manifold and elbow

Fuel System

  • Fuel filter — RH or LH service, fuel priming, fuel transfer pump, flexible fuel lines

Generator

  • Single-phase — brushless, shunt excited, 4-pole, 4-lead reconnectable with class H insulation, automatic voltage regulation ±0.5%, 2/3 pitch, IP23 water protection, solid state voltage regulator with integral voltage adjustment potentiometer, connection poles;

Lube System

  • Lubricating oil, oil filter (RH), dipstick (RH), fumes disposal (closed system)

Mounting System

  • Anti-vibration mounts, connected to drip tray and steel base sitting on PVC foam sound-absorbent pad

Protection System

  • Electronic automatic safety shutdown for low oil pressure, high water temperature, high exhaust (wet exhaust only) temperature, and overspeed

Starting System

  • 12 or 24 volt electronic starting motor, 12 volt 55 amp alternator

General

  • Single-side service (RH), decals, literature

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