Top Construction Machinery Caterpillar Cat 320gc 20 Ton 1m3 Bucket Hydraulic Crawler Excavators
I. OVERVIEW
The Cat® 320 excavator brings premium performance with simple-to-use technologies like Cat GRADE with 2D, Grade Assist, and Payload â€" all standard equipment from the factory to boost your operator efficiencies up to 45%. Combine these features with a new cab, longer maintenance intervals that lower your maintenance costs up to 15%, and a power system that reduces fuel consumption by up to 20% and you have a low-cost-per-unit-of-production excavator that's perfect for medium- to heavy-duty applications.
ENGINE
- Cat C7.1 ACERT™ electronically controlled turbo charged diesel engine
- Meets worldwide Tier 3/Stage IIIA equivalent emissions standards
- Three selectable power modes
- One-touch low idle with automatic engine speed control
- Automatic engine idle shutdown
- Recommended for use up to 4500 m (14,764 ft) altitude with engine power de-rate above 3000 m (9,842.5 ft).
- 46° C (115° F) high-ambient cooling capacity
- Cold starting capability for - 18° C (- 0° F)
- Double element air filter with integrated pre-cleaner
- Electric fuel priming pump
- Reversible electric cooling fans
- Biodiesel capability up to B20
UNITS:
| Engine Model |
Cat C7.1 ACERT |
| Net Flywheel Power |
157.0 HP |
| Bore |
105.0 mm |
| Stroke |
135.0 mm |
| Displacement |
7.01 l |
| Gross Power - SAE J1995 |
158.0 kW |
| Net Power - SAE J1349 |
157.0 kW |
| Engine RPM - Operation |
1650.0 r/min |
| Engine RPM - Travel |
1800.0 r/min |
WEIGHTS
| Maximum Operating Weight |
22000.0 kg |
| Note (1) |
R5.7 (18'8") HD Boom, R2.9 (9'6") HD Stick, GD 1.0 m3 (1.31 yd3) bucket and 600 mm (24") TG track shoes. 4.2 mt counterweight. |
| Note (2) |
Super long Reach Boom, super long reach stick, GD 0.53 m3 (0.69 yd3) bucket and 790 mm (31") TG track shoes, 4.7mt counterweight |
SERVICE REFILL CAPACITIES
| Fuel Tank Capacity |
345.0 l |
| Cooling System |
25.0 l |
| Engine Oil |
25.0 l |
| Final Drive - Each |
5.0 l |
| Hydraulic System - Including Tank |
234.0 l |
| Hydraulic Tank |
115.0 l |
| Swing Drive - Each |
5.0 l |
SWING
| Maximum Swing Torque |
74.0 kN·m |
| Swing Speed |
11.25 r/min |
DRIVE
| Maximum Drawbar Pull |
205.0 kN |
| Maximum Travel Speed |
5.7 km/h |
| Maximum Gradeability |
35°--70% |
HYDRAULIC SYSTEM
| Main System - Maximum Flow - Total |
429.0 l/min |
| Maximum Pressure - Equipment - Normal |
35000.0 kPa |
| Maximum Pressure - Swing |
26800.0 kPa |
| Maximum Pressure - Travel |
34300.0 kPa |
WORKING RANGES - REACH BOOM - 5.7 M (18'8"); R2.9 (9'6") STICK
| Bucket Digging Force (ISO) |
3080.0 mm |
| Stick Digging Force (SAE) |
3650.0 mm |
| Maximum Cutting Height |
9370.0 mm |
| Maximum Depth Cut for 2440 mm (8'0") Level Bottom |
6550.0 mm |
| Maximum Digging Depth |
6720.0 mm |
| Maximum Loading Height |
6490.0 mm |
| Maximum Reach - Ground Level |
9860.0 mm |
| Maximum Vertical Wall Digging Depth |
5190.0 mm |
| Minimum Loading Height |
2170.0 mm |
DIMENSIONS - REACH BOOM - 5.7 M (18'8"); R2.9 (9'6") STICK
| Note (2) |
Reach boom as same dimensions as HD reach boom |
| Note (1) |
With GD 1.19 m3 (1.56 yd3) bucket and 790 mm (31") shoes. |
| Counterweight Clearance |
1050.0 mm |
| Shipping Height |
2960.0 mm |
| Shipping Length |
9530.0 mm |
| Track Gauge |
2380.0 mm |
| Track Length |
4450.0 mm |
| Transport Width - 600 mm (24 in) Shoes |
2980.0 mm |
| Transport Width - 790 mm (31 in) Shoes |
3170.0 mm |
DIMENSIONS - REACH BOOM - 5.7 M (18'8"); R2.9 (9'6") STICK
| Ground Clearance |
470.0 mm |
| Tail Swing Radius |
2830.0 mm |
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