Industrial Diesel Power Units - Highly Regulated

Cat® C1.5 Industrial Power Unit

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Overview

The Cat® C1.5 Industrial Power Unit is offered in the following rating: 27 bkW (36 bhp) @ 2800 rpm. This rating meets U.S. EPA Tier 4 Final emission standards. Rating: 24.2 bkW (32.5 bhp) @ 3000 meets EU Stage IIIA (U.S. EPA Tier 4 Interim) 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.

Power Rating

Minimum Power
33.70 bhp
25.10 bkW
Maximum Power
36.00 bhp
27.00 bkW
Rated Speed
2800-3000 rpm

Emission Standards

Emissions
U.S. EPA Tier 4 Final or EU Stage IIIA

General

Engine Configuration
Inline 3, 4-Stroke-Cycle Diesel
Bore
84 mm (3.3 in)
Stroke
90 mm (3.5 in)
Displacement
1.496 L (91 in³)
Aspiration
Naturally Aspirated (NA)
Compression Ratio
22.5:1
Rotation (from flywheel end)
Counterclockwise
Cooling System Capacity
5.98 L (6.3 qt)
Lube System (refill)
6 L (6.3 qt)

Power Unit Dimensions - Approximate

Length
820 mm (32.3 in)
Width
497 mm (19.6 in)
Height
793 mm (31.2 in)
Weight - Approximate, Net Dry - Standard Configuration Without Oil, Cooling, Clutch, Compressor, A/C
175 kg (385.8 lb)

Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)

Weight
13 kg (28.7 lb)

Power Rating

Minimum Power
33.70 HP
25.10 kW
Maximum Power
36.00 HP
27.00 kW
Rated Speed
2800-3000 rpm

Emission Standards

Emissions
U.S. EPA Tier 4 Final or EU Stage IIIA

General

Engine Configuration
Inline 3, 4-Stroke-Cycle Diesel
Bore
84 mm (3.3 in)
Stroke
90 mm (3.5 in)
Displacement
1.496 L (91 in³)
Aspiration
Naturally Aspirated (NA)
Compression Ratio
22.5:1
Rotation from Flywheel End
Counterclockwise
Cooling System - Capacity
5.98 L (6.3 qt)
Lube System - Refill
6 L (6.3 qt)

Aftertreatment Dimensions - Approximate

Weight
13 kg (28.7 lb)

Power Rating

Maximum Torque
69.60 lb-ft @ 1800 rpm
94.40 Nm @ 1800 rpm

General

Bore
3.30 in
84.00 mm
Stroke
3.50 in
90.00 mm
Displacement
91.00 in³
1.50 l
Features

Reliable, Quiet and Durable Power

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

Fuel Efficiency

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

Broad Application Range

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

Broad Application Range

Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

Package

Ultra-compact package size ensures ease of installation as well as exceptional density. Radiators have been designed and air filters positioned for easy installation.

Low Cost Maintenance

Single-side servicing improves ease of maintenance and simplifies the servicing routine. Standard 500 hour service intervals.

Quality

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

World-class Product Support Offered Through Global Cat Dealer Network

  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

Tier 4 Final, Stage IIIB Aftertreatment Features


Regeneration. Highly effective passive regeneration under most operating environments and cycles. Automatic, transparent active regeneration backup system during light load or adverse operating cycles. Wall flow DPF and through-flow DOC to effectively remove and manage emissions.

Mounting. Multiple off- and on- engine installation options provide customers with simple and flexible solutions for many applications.
Service. Minimum 3000 hour DPF ash service intervals.
Standard Equipment
  • Air Inlet System
    • Inlet manifold
  • Control System
    • Alternator 12 volt 65 amp
    • Starter motor 12 volt
    • Glow plug starting aid
    • Tier 4 Final: Alternator 12V 85 amp
  • Cooling System
    • Belt-driven coolant pump
    • Coolant temperature switch
    • Mounted air cleaner
    • Mounted radiator and fan
  • Flywheel & Flywheel Housing
    • Naturally Aspirated: SAE No. 7 1/2 flywheel
    • Choice of SAE No. 4, SAE No. 5 or standard backplate flywheel housing
  • Fuel System
    • Fuel injection pump
    • Fuel filter
    • Electronic Shut-off Solenoid (ESOS)
  • Lube System
    • Spin-on lube oil filter
    • Lube oil pressure switch
    • Lube oil sump
  • Power Take Off (PTO)
    • Provision for timing case rear facing PTO
  • General
    • Cast iron, engine block
    • Cast iron exhaust manifold--side outlet
    • Cold start capability to -20° C (-4° F)
    • Gradeability 35° continuous
    • Paint: Caterpillar yellow, with optional colors available at request
  • Tier 4 Final Aftertreatment / Clean Emissions Control Equipment
    • Diesel Particulate Filter (DPF)
    • Diesel Oxidation Catalyst (DOC)
    • Passive regeneration system with backup