320 GC Hydraulic Excavator
At a Glance
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Net Power - ISO 9249
146 HP
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Operating Weight
48500 lb
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Maximum Digging Depth
22 ft
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Net Power - ISO 9249 (DIN)
148 hp (metric)
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Machine Comparison
Overview
The Cat® 320 GC excavator balances productivity with easy-to-use technology features, a new comfortable cab, reduced fuel consumption by up to 20%, and longer maintenance intervals reducing maintenance costs by up to 25% to bring you a durable, low-cost-per-hour excavator for light- to medium-duty applications.
Engine
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| Net Power - ISO 9249 |
146HP |
| Net Power - ISO 9249 (DIN) |
148hp (metric) |
| Engine Model |
Cat C4.4 |
| Engine Power - ISO 14396 |
148HP |
| Engine Power - ISO 14396 (DIN) |
150hp (metric) |
| Bore |
4in |
| Stroke |
5in |
| Displacement |
269in³ |
| Biodiesel Capability |
Up to B20¹ |
| Emissions |
Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards |
| Note (1) |
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,000 rpm. Advertised power is tested per the specified standard in effect at the time |
| Note (2) |
¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO |
Weights
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| Operating Weight |
48500lb |
| Note |
Long undercarriage, Reach boom, R2.9 (9'6") stick, General Duty (GD) 1.0 m³ (1.31 yd³) bucket, 700 mm (28 in) triple grouser shoes and 4200 kg (9,300 lb) counterweight. |
Working Ranges & Forces
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| Maximum Digging Depth |
22ft |
| Boom |
Reach 5.7 m (18.8) |
| Stick |
Reach 2.9 m (9'6") |
| Bucket |
GD 1.0 m³ (1.31 yd³) |
| Maximum Reach at Ground Level |
32.3ft |
| Maximum Cutting Height |
31ft |
| Maximum Loading Height |
21.3ft |
| Minimum Loading Height |
7.1ft |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom |
21.6ft |
| Maximum Vertical Wall Digging Depth |
18.7ft |
| Bucket Digging Force - ISO |
28935lbf |
| Stick Digging Force - ISO |
22281lbf |
Hydraulic System
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| Main System - Maximum Flow |
442 l/min (117 gal/min) |
| Maximum Pressure - Equipment |
5075psi |
| Maximum Pressure - Travel |
4974psi |
| Maximum Pressure - Swing |
3625psi |
Swing Mechanism
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| Swing Speed |
11.6r/min |
| Maximum Swing Torque |
54900ft·lbf |
Service Refill Capacities
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| Fuel Tank Capacity |
86.6gal (US) |
| Cooling System |
6.6gal (US) |
| Engine Oil |
4gal (US) |
| Swing Drive - Each |
3.2gal (US) |
| Final Drive - Each |
1.1gal (US) |
| Hydraulic System - Including Tank |
61.8gal (US) |
| Hydraulic Tank |
30.4gal (US) |
| DEF Tank |
10.3gal (US) |
Dimensions
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| Boom |
Reach 5.7 m (18'8") |
| Stick |
Reach 2.9 m (9'6") |
| Bucket |
GD 1.0 m³ (1.31 yd³) |
| Shipping Height - Top of Cab |
9.7ft |
| Handrail Height |
9.8ft |
| Shipping Length |
31.3ft |
| Tail Swing Radius |
9.3ft |
| Counterweight Clearance |
3.4ft |
| Ground Clearance |
1.5ft |
| Track Length |
14.7ft |
| Length to Center of Rollers |
11.11ft |
| Track Gauge |
7.9ft |
| Transport Width |
10.4ft |
Air Conditioning System
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| Air Conditioning |
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons). |
Standard Equipment:
Note
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Standard and optional equipment may vary. Consult your Cat dealer for details.
Cab
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Rollover protective structure (ROPS)
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Mechanical-suspension seat
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High-resolution 203 mm (8 inch) LCD touchscreen monitor
Electrical
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Two 1,000 CCA maintenance-free batteries
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Centralized electrical disconnect switch
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Programmable time-delay LED working lights
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LED chassis light, boom lights, cab lights
Engine
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Cat C4.4 single turbo engine
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Two selectable power modes
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Auto engine speed control
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Auto engine idle shutdown
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52° C (125° F) high-ambient cooling capacity
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-32° C (-25° F) cold start capability
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Double element air filter with integrated pre-cleaner
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Reversible electric cooling fans
Hydraulic System
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Boom and stick regeneration circuits
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Boom and stick lowering check valves
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Auto warm up
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Auto two-speed travel
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Boom and stick drift reduction valve
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Slider joysticks
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Tool control (two pumps, one/two way high-pressure flow)
Safety And Security
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Auto hammer stop
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Rearview and right-hand-sideview cameras
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Ground-level engine shutoff switch
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Lockable disconnect switch
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Right-hand handrail and hand hold
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Signaling/warning horn
Service And Maintenance
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Scheduled Oil Sampling (S·O·S℠) ports
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Ground-level and platform-level engine oil dipsticks
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Integrated vehicle health management system
Undercarriage And Structures
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Long undercarriage (N Am, Europe, Turkey standard; Chile optional; Columbia not available)
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Medium undercarriage (Colombia standard; Chile optional, N Am, Europe, Turkey not available)
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Tie-down points on base frame
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3700 kg (8,160 lb) counterweight (Chile, Colombia, Turkey only)
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4200 kg (9,300 lb) counterweight (Europe, N Am only)
Optional Equipment:
Note
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Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
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2.9 m (9'6") Reach stick
2.5 m (8'2") Reach stick
2.9 m (9'6") Reach Bare stick
Safety And Security
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Swing alarm
Inspection lighting
Undercarriage And Structures
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600 mm (24") triple grouser shoes
700 mm (28") triple grouser shoes
790 mm (31") triple grouser shoes
900 mm (35") triple grouser shoes
Other Optional Configurations
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