320 Hydraulic Excavator
The Cat® 320 raises the bar for efficiency and fuel economy in this size class. With the industry’s highest level of standard factory technology, a cab focused on operator comfort, plus low fuel and maintenance costs, the 320 will set a new pace for productivity and profit in your operation.
Engine
Net Power - ISO 9249
Net Power - ISO 9249 (DIN)
Engine Model
Engine Power - ISO 14396:2002
Engine Power - ISO 14396 (DIN)
Bore
Stroke
Displacement
Biodiesel Capability
Emissions
Note (1)
Note (2)
Weights
Operating Weight
Note
Working Ranges & Forces
Maximum Digging Depth
Boom
Stick
Bucket
Maximum Reach at Ground Level
Maximum Cutting Height
Maximum Loading Height
Minimum Loading Height
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
Maximum Vertical Wall Digging Depth
Bucket Digging Force - ISO
Stick Digging Force - ISO
Hydraulic System
Main System - Maximum Flow
Maximum Pressure - Equipment
Maximum Pressure - Travel
Maximum Pressure - Swing
Swing Mechanism
Maximum Swing Torque
Service Refill Capacities
Fuel Tank Capacity
Cooling System
Engine Oil
Swing Drive - Each
Final Drive - Each
Hydraulic System - Including Tank
Hydraulic Tank
DEF Tank
Dimensions
Boom
Stick
Bucket
Shipping Height - Top of Cab
Handrail Height
Shipping Length
Tail Swing Radius
Counterweight Clearance
Ground Clearance
Track Length
Length to Center of Rollers
Track Gauge
Transport Width
Air Conditioning System
Air Conditioning
Sustainability
Recyclability
Standard Equipment:
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- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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- Cab
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- Rollover protective structure (ROPS)
- Air-adjustable seat with heat (Deluxe only)
- Auto-adjustable seat with heat and air ventilation (Premium only)
- High-resolution 254 mm (10 inch) LCD touchscreen monitor
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- Cat Technology
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- VisionLink®
- Remote Flash
- Remote Troubleshoot
- Cat Grade 2D
- Cat Assist
- Cat Payload
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- Electrical System
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- Two 1,000 CCA maintenance-free batteries
- Programmable time-delay LED working lights
- LED chassis light, left-hand/right-hand boom lights, cab lights
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- Engine
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- Cat C4.4 twin turbo diesel engine
- Three selectable power modes
- Automatic engine speed control
- 52°C (126°F) ambient cooling capacity
- -32°C (-25°F) cold start capability
- Double element air filter with integrated precleaner
- Reversing electric cooling fans
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- Hydraulic System
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- Boom and stick regeneration circuits
- Auto warm up
- Auto two-speed travel
- Auto dig boost
- Boom and stick drift reduction valve
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- Safety And Security
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- 2D E-Fence
- Auto hammer stop
- Rearview and right-side-view cameras
- Ground-level engine shutoff switch
- Lockable disconnect switch
- Right-hand handrail and hand hold
- Signaling/warning horn
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- Service And Maintenance
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- Scheduled Oil Sampling (S·O·S℠) ports
- Ground-level and platform-level engine oil dipsticks
- Integrated vehicle health management system
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- Undercarriage And Structures
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- Tie-down points on base frame
Optional Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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- Booms And Sticks
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- 5.7 m (18'8") Reach boom
- 5.7 m (18'8") HD Reach boom
- 2.8 m (9'2") Stub + 3.3 m (10'10") Fore, VA boom
- 8.85 m (29'0") Super Long Reach boom
- 2.5 m (8'2") Reach stick
- 2.9 m (9'6") Reach stick
- 2.5 m (8'2") HD Reach stick
- 2.9 m (9'6") HD Reach stick
- 2.9 m (9'6") HD Thumb Ready Reach stick
- 6.28 m (20'7") Super Long Reach stick
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- Cab
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- Cat Stick Steer
- Auxiliary relay
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- Cat Technology
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- VisionLink Productivity
- Cat Grade Connectivity
- Cat Grade 2D with Attachment Ready Option (ARO)
- Cat Grade 3D single GNSS
- Cat Grade 3D dual GNSS
- Cat Tilt Rotator (TRS) Integration
- Operator Coaching
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- Hydraulic System
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- Boom and stick lowering check valves
- SmartBoom™ (Europe only)
- Hammer return filter circuit
- Hydraulic efficiency monitoring
- Advanced tool control (two pump, one/two way high-pressure flow)
- Medium-pressure circuit
- Quick coupler circuit for Cat pin grabber
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- Safety And Security
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- Cat Command (remote control)
- 360° visibility
- Swing alarm
- Inspection lighting
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- 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
- 4200 kg (9,300 lb) counterweight
- 4700 kg (10,400 lb) counterweight
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