CAT 320 GC Hydraulic Excavator With 20.6-Ton Operating Weight 110KW
CAT 320 GC Hydraulic Excavator
,Hydraulic Excavator 20.6 ton
,110 kW Medium Excavator
The CAT 320 GC is a 20.6-ton hydraulic excavator designed for general construction applications. Powered by the Cat C4.4 engine delivering 110 kW of net power, this model combines reliability, fuel efficiency, and low operating costs. With a 1.0 m³ bucket capacity and advanced hydraulic system, the CAT 320 GC is ideal for earthmoving, excavation, and material handling operations in road construction, residential development, and infrastructure projects.
| Parameter | Value |
|---|---|
| I. Machine Parameters | |
| Model | CAT 320 GC |
| Operating Weight | 20600 kg (Standard configuration) |
| Transport Length | 9530 mm |
| Transport Width | 2980 mm |
| Transport Height (Top of Cab) | 2960 mm |
| Minimum Ground Clearance | 470 mm |
| Counterweight Ground Clearance | 1050 mm |
| Tail Swing Radius | 2830 mm |
| Track Length (Overall) | 4250 mm |
| Track Gauge | 2380 mm |
| Track Shoe Width | 600 mm (Triple grouser) |
| II. Engine Parameters | |
| Engine Model | Cat C4.4 In-line 4-cylinder Turbocharged |
| Displacement | 4.4 L |
| Bore × Stroke | 105 × 127 mm |
| Rated Power (ISO 14396) | 110 kW @ 2000 rpm |
| Net Power (ISO 9249) | 109.1 kW |
| Emission Standard | China IV / Euro V / Tier 4F |
| Cold Start Capability | -32°C |
| High Temperature Adaptability | 52°C |
| Altitude Capability (No Derating) | 3000 m |
| III. Hydraulic System | |
| Main Pump Flow | 429 L/min |
| Operating Pressure | 35 MPa |
| Travel Pressure | 34.3 MPa |
| Swing Pressure | 25 MPa |
| Hydraulic Tank Capacity | 115 L |
| Total Hydraulic System Capacity | 234 L |
| IV. Working Attachment (5.7m Boom + 2.9m Stick) | |
| Bucket Capacity | 1.0 m³ |
| Maximum Digging Depth | 6630 mm |
| Maximum Reach at Ground Level | 9860 mm |
| Maximum Digging Height | 9440 mm |
| Maximum Dumping Height | 6490 mm |
| Bucket Digging Force | 129 kN |
| Stick Digging Force | 99 kN |
| V. Swing and Travel | |
| Swing Speed | 11.3 r/min |
| Swing Torque | 74.4 kN·m |
| Travel Speed | 5.9 km/h |
| Maximum Drawbar Pull | 205 kN |
| Gradeability | 35° |
| VI. Fluid Capacities | |
| Fuel Tank | 345 L |
| Engine Oil | 15 L |
| Cooling System | 25 L |
| Swing Drive (Each) | 12 L |
| Final Drive (Each) | 4 L |
- Powerful and Efficient EngineEquipped with the Cat C4.4 turbocharged engine delivering 110 kW (ISO 14396) of power. Features exceptional cold start capability down to -32°C and high temperature operation up to 52°C. Maintains full power at altitudes up to 3000 meters without derating.
- Advanced Hydraulic SystemDelivers main pump flow of 429 L/min with operating pressure of 35 MPa, providing fast cycle times and precise implement control. Closed-center hydraulic system optimizes flow for reduced fuel consumption.
- Strong Digging PerformanceDelivers 129 kN bucket digging force and 99 kN stick digging force, ensuring excellent penetration and loading capability in tough materials.
- Excellent Working RangeWith 5.7m boom and 2.9m stick configuration, the machine achieves maximum digging depth of 6630 mm, reach of 9860 mm, and dumping height of 6490 mm, suitable for a wide range of applications.
- Superior Travel PerformanceTravel speed of 5.9 km/h with maximum drawbar pull of 205 kN and gradeability of 35°, ensuring excellent mobility on challenging terrain.
- Large Fluid Capacities345 L fuel tank extends operating hours between refueling, enhancing productivity on large job sites.
- Road construction and maintenance
- Residential development
- General earthmoving and excavation
- Utility installation
- Material handling operations
- Infrastructure projects



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