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Cat® C1.1 Industrial Power Unit
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The Cat® C1.1 Industrial Power Unit is offered in ratings ranging from 14.4-18.4 bkW/19.3-24.7 bhp @ 2200-2800 rpm. These ratings meet U.S. EPA Tier 4 Final emission standards. Ratings: 17.3-18.1 bkW (23.2-24.3 bhp) @ 2800-3000 rpm are available for Europe and, depending on applicable emission standards, may be introduced in other regulated areas. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. Conveniently pre-configured for a wide range of applications, the Cat® Industrial Power Unit is a complete power package containing a radiator, flywheel, alternator and alternator wiring completely pre-assembled for fast, straightforward installation in a number of OEM, customer and packager applications. These fuel efficient units are ready made for irrigation, industrial, mining and other pump applications.

Specifications
Standard Equipment

Power Rating

Minimum Power
19.3 bhp
Minimum Power
19.3 bhp
Maximum Power
26.4 bhp
Maximum Power
26.4 bhp
Rated Speed
3000 rpm
Rated Speed
3000 rpm

Emission Standards

Emissions
14.4-18.4 bkW (19-24.7 bhp) meet U.S. EPA Tier 4 Final. Other ratings available for Europe and other regions.
Emissions
14.4-18.4 bkW (19-24.7 bhp) meet U.S. EPA Tier 4 Final. Other ratings available for Europe and other regions.

General

Engine Configuration
Inline 3, 4-Stroke-Cycle Diesel
Engine Configuration
Inline 3, 4-Stroke-Cycle Diesel
Bore
77 mm (3.03 in)
Bore
77 mm (3.03 in)
Stroke
81 mm (3.19 in)
Stroke
81 mm (3.19 in)
Displacement
1.131 L (69 in³)
Aspiration
Naturally Aspirated (NA)
Displacement
1.131 L (69 in³)
Aspiration
Naturally Aspirated (NA)
Compression Ratio
23:1
Compression Ratio
23:1
Rotation (from flywheel end)
Counterclockwise
Cooling System Capacity
5.21 L (5.5 qt)
Rotation (from flywheel end)
Counterclockwise
Lube System (refill)
4.9 L (5.2 qt)

Power Unit Dimensions (Approximate. Final dimensions dependent on selected options)

Weight - Approximate, Net Dry (Standard configuration without oil, cooling, clutch, compressor, A/C)
129 kg (284 lb)
Height
730 mm (28.7 in)
Width
438 mm (17.2 in)
Length
778 mm (30.6 in)
  • Air Inlet System
  • Control System
  • Cooling System
  • Flywheel and Flywheel Housing
  • Fuel System
  • Lube System
  • Power Take Off (PTO)
  • General