CAT320GC 20-Ton Excavator Tier 4 Engine 5.8m Digging New Caterpillar Model
CAT320GC Technical Specifications Table
| Category | Specification |
|---|---|
| Engine Model | Cat® C7.1 (Tier 4 Final) |
| Net Power | 128 kW (172 HP) |
| Operating Weight | 20,900 kg (46,100 lb) |
| Bucket Capacity | 0.38–1.26 m³ (0.5–1.65 yd³) |
| Max Digging Depth | 5.8 m (19 ft) |
| Max Reach at Ground | 9.67 m (31.7 ft) |
| Swing Speed | 11.5 rpm |
| Travel Speed | 5.5 km/h (3.4 mph) |
| Fuel Tank Capacity | 400 L (106 gal) |
| Hydraulic System | Load-sensing, 2 x 212 L/min (56 gpm) |
| Track Width | 600 mm (24") |
| Ground Clearance | 450 mm (17.7") |
Key Specifications & Performance Highlights
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Power & Efficiency
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24.8 HP Cat C1.7 Turbo Engine – Reliable performance with low fuel consumption
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EPA Tier 4 Compliant – Environmentally friendly with reduced emissions.
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Superior Digging Force
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Bucket Digging Force: 23.4 kN (5,260 lbf) – Strong breakout power for tough jobs.
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Arm Digging Force: 15.3 kN (3,440 lbf) – Smooth and precise control.
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Compact & Maneuverable
- Zero Tail Swing (ZTS) Design – Safe operation in tight spaces (urban construction, landscaping).
- Narrow Transport Width (1,590 mm / 5' 3") – Easy to move between job sites.
Why Contractors Choose CAT320GC
Fuel Efficiency & Lower Operating Costs
- Eco Mode reduces fuel consumption without compromising power
- Advanced hydraulic system minimizes energy loss
Superior Digging & Lifting Performance
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299 kN (67,200 lbf) bucket digging force
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5.8 m digging depth for deep trenching & excavation
Comfort & Control
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Spacious, quiet cab with adjustable seating & intuitive controls
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Advanced LCD monitor for real-time machine diagnostics
Built for Durability
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Reinforced undercarriage for extended lifespan
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Easy maintenance access with ground-level service points
CAT 320GC FAQ: Expert Answers to Top Contractor Questions
1.What makes the CAT320GC different from standard CAT320 models?
The "GC" stands for Greater Efficiency, featuring:
- 15% better fuel economy
- Optimized hydraulic system
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Same power with lower operating costs
2.What jobs is the 320GC best suited for?
- Large-scale excavation
- Road construction
- Quarry/mining operations
Heavy-duty trenching
Performance Specs
Q: What's the actual fuel consumption?
A: Average 18-22 L/hr (4.7-5.8 gal/hr) depending on load
Pro Tip: Eco Mode reduces consumption by 10-15%
Q: How does the digging depth compare to competitors?
| Model | Dig Depth | Bucket Force |
|---|---|---|
| CAT320GC | 5.8m | 299kN |
| Komatsu PC210 | 5.7m | 286kN |
| Volvo EC210 | 5.9m | 291kN |
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