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Caterpillar 328D LCR Hydraulic Excavator Detailed Overview
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Size and Dimensions
The Caterpillar 328D LCR is known for its compact radius design, allowing excellent maneuverability in confined or urban job sites without sacrificing operational capabilities. Key dimensions include:
  • Shipping Height: Approximately 11 feet 1 inch to 11 feet 2 inches
  • Shipping Length: About 32 feet 3 inches
  • Transport Width: Ranges from 10 feet 6 inches to 11 feet 3 inches depending on track shoe size (600mm to 850mm)
  • Tail Swing Radius: Approximately 6 feet 3 inches, notably smaller than many standard excavators, facilitating tight space operation
  • Ground Clearance: About 1 foot 8 inches
  • Track Gauge: Around 8 feet 6 inches
Boom and Reach Options
  • Boom reach stands at 20 feet 2 inches with over 34 feet maximum reach at ground level, allowing for substantial coverage on worksites.
  • Stick options vary between 8 feet 8 inches and 10 feet 6 inches, offering versatility for different excavation depths and applications.
  • Maximum digging depth ranges from around 20 feet 11 inches to 22 feet 8 inches depending on boom and stick configuration.
Performance and Power
  • Outlet driven by a Cat C7 ACERT engine producing roughly 204 horsepower, ensuring robust yet efficient power delivery.
  • Operating weight is approximately 87,850 pounds (around 39,830 kilograms), providing stability with the reduced tail swing design.
  • Hydraulic flow rate sits near 62 gallons per minute, supporting smooth operation of attachments.
Bucket and Digging Forces
  • The machine carries buckets around 1.2 cubic meters (1.57 cubic yards) in capacity.
  • Maximum bucket digging force reaches approximately 45,000 pounds force (200 kN), suitable for tough digging jobs.
  • Stick digging forces are around 29,000 to 34,000 pounds force, accommodating various soil conditions.
Operator Comfort and Features
  • Cabin height approximately 10 feet with ergonomic design, increasing operator comfort and visibility.
  • Intuitive controls and optional technologies support operator efficiency and safety during precise excavation tasks.
Applications and Advantages
  • The reduced tail swing radius enables work near walls, urban sites, and densely packed environments, where standard excavators may struggle.
  • Excellent for utility installation, landscaping, and site development with limited workspace.
  • Reliable powertrain and hydraulic system deliver consistent performance across diverse conditions.
Glossary
  • LCR (Long Carriage Radius): Design format balancing compact rear swing with longer undercarriage base for stability.
  • Boom: Main arm component used for reach and excavation.
  • Stick: Secondary arm section adjusting reach and digging depth.
  • Tail Swing Radius: The minimum clearance required at rear when excavator rotates.
  • Digging Force: Measured power of bucket and stick to penetrate soil.
Summary
The Caterpillar 328D LCR stands out as a powerful, maneuverable hydraulic excavator designed for work in tight or restricted areas. Its compact size combined with strong digging capabilities and enhanced operator comfort make it a strong choice for urban construction, utility maintenance, and general excavation needs. Its dimensions, strength, and durability reflect Caterpillar’s legacy of building reliable, high-performance machinery for demanding job sites.
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