Caterpillar 308C CR Compact Radius Hydraulic Excavator
The Caterpillar 308C CR offers a short swing radius, powerful performance, impressive versatility, and attractive styling.
Key Features
Short Tail Swing: The compact upper structure allows for operation in confined spaces, such as urban areas, with a minimum swing radius.
Boom and Sticks: The excavator can be equipped with two different stick lengths, enhancing its versatility for various applications.
Serviceability: Extended service intervals and simplified maintenance reduce downtime and operating costs.
Hydraulics: The load-sensing, twin-pump hydraulic system provides precise and productive control, with low noise levels and excellent energy efficiency.
Engine: The Mitsubishi 4M40-E1 diesel engine delivers impressive power, fuel efficiency, and quiet operation, supported by robust construction for longevity.
Work Tools: A wide range of work tools, including quick couplers, buckets, grapples, shears, and hammers, allows for customization to specific job requirements.
Operator Station: The spacious cab offers excellent visibility and ergonomic controls for comfortable and productive operation. The sliding door facilitates entry and exit in tight spaces.
Undercarriage and Blade: The X-frame undercarriage provides high torsional rigidity, and robust undercarriage components ensure long service life. The standard angle dozer blade features replaceable wear segments.
Cat Customer Support: Comprehensive support from Caterpillar dealers covers everything from initial purchase advice to ongoing maintenance and service contracts.
Specifications
Dimensions
- Transport Height: 2610 mm
- Transport Length: 5830 mm (with 1665 mm stick) / 5850 mm (with 2210 mm stick)
- Rear Swing Radius: 1290 mm
- Track Length: 2910 mm
- Shoe Width: 450 mm / 600 mm
- Ground Clearance: 384 mm
- Overall Width: 1870 mm
Engine
- Model: Mitsubishi 4M40-E1
- Type: 4-cylinder, 4-stroke diesel
- Net Power (ISO 9249): 41 kW / 56 PS
- Displacement: 2.81 L
Performance
- Operating Weight: 8040 kg
- Max. Drawbar Pull: 57 kN
- Max. Swing Torque: 16 kNm
- Max. Travel Speed: 5.3 km/h
- Max. Swing Speed: 11.5 rpm
Hydraulics
- Main Pump Flow: 2 x 64 L/min
- Max. System Pressure: 275 bar (Work Circuit)
- Max. System Pressure: 314 bar (Travel Circuit)
- Max. System Pressure: 240 bar (Swing Circuit)
Operator Station
- Cab: ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) compliant
- Optional Air Conditioning
- Adjustable suspension seat
- Ergonomic control consoles
- Monitor with gauges and warning lights
- Sliding door for easy access
- Hydraulic lock lever for safety
Undercarriage
- Type: X-frame, high torsional rigidity
- Track Shoes: 450 mm rubber or optional steel
- Blade: Standard angle dozer blade
Work Tools
- Buckets: General Purpose, Heavy Duty, Ditch Cleaning
- Optional: Quick Couplers (CW, PGP), Hammers (H70, H90C), Shears
Load Chart Information
Load charts are provided for various configurations including different stick lengths, bucket capacities, and ground conditions (stabilizers raised or lowered). These charts detail the maximum lifting capacities at different reach distances and working heights.
Standard and Optional Equipment
Standard Equipment includes: Work lights, alternator, starter batteries, operator's cab features (ashtray, mirrors, seatbelt, document holder, etc.), engine and powertrain components, undercarriage features, and various hydraulic system components.
Optional Equipment includes: Angle dozer blade, additional work lights, cab protection (front guard), air conditioning, steel tracks, power outlets, and specific stick lengths (2210 mm, 1670 mm).
