320 GC Hydraulic Excavator
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Engine
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- Engine Model
- Cat C4.4 ACERT
- Net Flywheel Power
- 121hp
- Engine RPM - Operation
- 1650r/min
- Engine RPM - Travel
- 2000r/min
- Gross Power – SAE J1995
- 122hp
- Net Power – SAE J1349
- 121hp
- Bore
- 4in
- Stroke
- 5in
- Displacement
- 269in3
- Engine rpm: Operation
- 1700rpm
- Engine rpm: Travel
- 2000rpm
- Net Power - ISO 9249
- 146HP
- Engine Model
- Cat C4.4e TA
- Net Flywheel Power
- 143HP
- Bore
- 4in
- Stroke
- 5in
- Displacement
- 269in³
- Gross Power - SAE J1995
- 145HP
- Net Power - SAE J1349
- 143HP
- Engine Power - ISO 14396
- 148HP
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Weights
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- Operating Weight- North America
- 48300lb
- Operating Weight
- 48281lb
- Note (2)
- Standard Undercarriage, Reach Boom, R 2.9 (9'6")Stick, HD 1.0 m3 (1.31yd3 ) bucket and 700mm(28 ") TG shoes, Counterweight (4.2mt / 9,260lb)
- Note
- Standard Undercarriage, Reach Boom, R 2.9 (9'6")Stick, HD 1.0 m3 (1.31yd3 ) bucket and 790mm(31 ") TG shoes, Counterweight (4.2mt / 9,260lb)
- Operating Weight - Europe
- 46958lb
- Note
- Standard Undercarriage, Reach Boom, R 2.9 (9'6")Stick, HD 1.0 m3 (1.31yd3 ) bucket and 700mm(28 ") TG shoes, Counterweight (4.2mt / 9,260lb)
- Note (1)
- Standard Undercarriage, Reach Boom, R 2.9 (9'6")Stick, HD 1.0 m3 (1.31yd3 ) bucket and 790mm(31 ") TG shoes, Counterweight (4.2mt / 9,260lb)
- Operating Weight - North America
- 48281lb
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Dimensions - Reach Boom - 5.7 m (18'8
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- Tail Swing Radius
- 9.3ft
- Ground Clearance
- 1.5ft
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Hydraulic System
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- Maximum Pressure - Equipment
- 5075psi
- Main System – Maximum Flow (Total)
- 116gal/min
- Maximum Pressure - Equipment - Normal
- 5075psi
- Maximum Pressure – Travel
- 4974psi
- Maximum Pressure – Swing
- 3886psi
- Main System - Maximum Flow - Total
- 116gal/min
- Maximum Pressure - Swing
- 3625psi
- Maximum Pressure - Travel
- 4974psi
- Main System - Maximum Flow
- 442 l/min (116 gal/min)
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Drive
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- Maximum Gradeability
- 35°--70%
- Maximum gradeability
- 35°--70%
- Maximum Travel Speed
- 3.6mph
- Maximum Drawbar Pull
- 46131lbf
- Maximum Drawbar Pull
- 46131lbf
- Maximum Travel Speed
- 3.6mile/h
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Swing Mechanism
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- Swing Speed
- 11.6r/min
- Maximum Swing Torque
- 54900ft·lbf
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Dimensions
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- Shipping Length
- 31.3ft
- Tail Swing Radius
- 9.3ft
- Counterweight Clearance
- 3.4ft
- Ground Clearance
- 1.5ft
- Track Length
- 10.7ft
- Track Gauge
- 7.2ft
- Transport Width
- 10.4ft
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Working Ranges - Reach Boom - 5.7 m (18'8
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- Maximum Cutting Height
- 31ft
- Maximum Digging Depth
- 22ft
- Maximum Loading Height
- 21.3ft
- Maximum Reach - Ground Level
- 32.3ft
- Maximum Vertical Wall Digging Depth
- 18.7ft
- Minimum Loading Height
- 7.1ft
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Dimensions
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- Maximum Depth Cut for 2440 mm (8'0") Level Bottom
- 21.5ft
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Working Ranges - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick
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- Bucket Digging Force (ISO)
- 28935
- Bucket Digging Force (SAE)
- 25759
- Stick Digging Force (ISO)
- 22281
- Stick Digging Force (SAE)
- 21678
- Bucket Digging Force (ISO)
- 21678lbf
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Swing
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- Swing Speed
- 11.6rpm
- Maximum Swing Torque
- 54440lbf-ft
- Maximum Swing Torque
- 54440ft·lbf
- Swing Speed
- 11.6r/min
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Service Refill Capacities
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- Fuel Tank Capacity
- 96.2gal
- Cooling System
- 6.6gal
- Engine Oil
- 4.0gal
- Swing Drive (each)
- 1.3gal
- Final Drive (each)
- 1.3gal
- Hydraulic System (including tank)
- 57.6gal
- Hydraulic Tank
- 30.4gal
- DEF Tank
- 7.9gal
- Fuel Tank Capacity
- 86.6gal (US)
- Cooling System
- 6.6gal (US)
- Engine Oil
- 4gal (US)
- Final Drive - Each
- 1.1gal (US)
- Hydraulic System - Including Tank
- 61.8gal (US)
- Hydraulic Tank
- 30.4gal (US)
- DEF Tank
- 10.3gal (US)
- Swing Drive - Each
- 3.2gal (US)
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Dimensions: Reach Boom 5.7 m (18'8"); R2.9 (9'6") Stick
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- Shipping Height
- 10.2ft
- Shipping Length
- 31.3ft
- Track Length-Length to Center of Rollers
- 10.7ft
- Track Gauge
- 7.2ft
- Transport Width: 790 mm (31 in) Shoes
- 10.4ft
- Counterweight Clearance
- 3.4ft
- Note
- With HD 1.0m3 bucket and 790 mm shoes.
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Dimensions: Reach Boom 5.7 m (18'8"); R2.9 (9'6") Stick
-
- Tail Swing Radius
- 9.3ft
- Ground Clearance
- 1.5ft
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Working Ranges: Reach Boom 5.7 m (18'8"); R2.9 (9'6") Stick
-
- Maximum Digging Depth
- 22ft
- Maximum Reach at Ground Level
- 32.3ft
- Maximum Cutting Height
- 31.0ft
- Maximum Loading Height
- 21.3ft
- Minimum Loading Height
- 7.1ft
- Maximum Depth Cut for 2440 mm (8'0") Level Bottom
- 21.5ft
- Maximum Vertical Wall Digging Depth
- 18.7ft
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Dimensions - Reach Boom - 5.7 m (18'8
-
- Counterweight Clearance
- 3.4ft
- Note
- With HD 1.0m3 bucket and 790 mm shoes.
- Shipping Height
- 9.7ft
- Shipping Length
- 31.3ft
- Track Gauge
- 7.2ft
- Track Length - Center of Rollers
- 10.7ft
- Transport Width - 790 mm (31 in) Shoes
- 10.4ft
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Working Ranges & Forces
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- Stick Digging Force - ISO
- 22281lbf
Standard Equipment:
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- Note
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- Standard and optional equipment may vary. Consult your Cat dealer for details.
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- Engine
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- Cat C4.4 electronically-controlled turbo-charged Tier 4 Final diesel engine
- Meets U.S. EPA Tier 4 Final and EU Stage IV emissions standards.
- Two selectable power modes
- One-touch low idle with auto engine speed control
- Auto engine idle shutdown
- Recommended for use up to 4500 m altitude (14,764 ft) with engine power derate above 3000 m (9,842.5 ft).
- 52° C (125° F) high-ambient cooling capacity
- Cold starting capability for - 32° C (- 25° F)
- Double element air filter with integrated pre-cleaner
- Electric fuel priming pump
- Reversible electric cooling fans
- Biodiesel capability up to B20
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- Hydraulic System
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- Boom and stick regeneration circuits
- Electronic main control valve
- Auto warm up
- Auto two-speed travel
- Boom and stick drift reduction valve
- Element type main hydraulic filter
- 3 Buttons Joysticks
- Electronic main pump
- Electric refueling pump (Europe only)
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- Standard Comfort Cab
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- ROPS, standard sound suppression
- High-resolution 8" (203 mm) LCD touchscreen monitor
- Auto Bi-level air conditioner
- Jog dial and shortcut keys for monitor control
- Keyless push-to-start engine control
- Height-adjustable console, 3-steps with tool
- Mechanically adjustable seat suspension
- Seat belt, retractable (51 mm [2"] width)
- Fixed left side console
- Bluetooth® integrated radio with USB ports
- 12V DC outlets
- Document storage
- Cup and bottle holders
- Two-piece front window, openable
- Steel hatch, openable
- Upper radial wiper with 70/30 w/washer
- LED dome and lower interior lights
- Roller front sunscreen
- Beacon ready
- Washable floor mat
- Straight travel pedal (US Only)
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- Undercarriage And Structures
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- Tiedown points on base frame (ISO 15818 Compliant)
- Bottom guards
- Standard travel motor guards
- Grease lubricated track links
- 4200 kg (9,260lb) counterweight
- Standard swing frame
- Standard swing bearing
- Base frame with standard track rollers and standard carrier rollers
- Final drive with standard travel motor
- 790 mm (31" ) triple grouser track shoes
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- Electrical
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- 1000 CCA maintenance-free batteries (x2)
- Centralized electrical disconnect switch
- Programmable time-delay LED working lights
- LED chassis light, LH boom light for reach-850 lumens
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- Boom, Sticks And Linkages
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- 5.7 m (18'8") reach boom
- 2.9 m (9'6") stick
- 790 mm (31" ) triple grouser track shoes
- Bucket linkage, B1-family with lifting eye
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- Safety & Security
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- Rearview camera and side right hand mirror
- Rear and right-hand-sideview camera (Europe)
- Neutral lever (lock out) for all controls
- Anti-skid plate and countersunk bolts on service platform
- Ground-level accessible secondary engine shutoff switch in cab
- Right hand rail and hand hold (ISO 2867 compliant)
- Travel alarm (US only)
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- Service & Maintenance
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- Sampling ports for Scheduled Oil Sampling (S·O·S℠)
- Grouped location for engine oil and fuel filters
- Ground-level 2nd dipstick for engine oil
- Remote flash
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- Cat Technology
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- Cat Product Link™
- Auto hammer stop
Optional Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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- Cat Technology
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- Cat GRADE with Advanced 2D
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- Hydraulic System
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- Combined flow/high pressure aux circuit
- Simplified combined circuit (2 Way)
- Quick coupler circuit for Cat Pin Grabber
- Slider joysticks
- Smart boom (Europe only)
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- Electrical System
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- LED chassis light, left and right hand boom lights for reach, cab lights- 850 lumens
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- Standard Comfort Cab
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- Roller rear sunscreen
- Cat Stick Steer
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- Service & Maintenance
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- Radiator screen
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- Safety & Security
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- Right hand side mirror for use with right-hand-sideview camera or 360° visibility (Europe)
- Shovel crane package - optional Japan only
- Inspection Lighting
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- Bucket
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- HD buckets 1.0m³ (1.31yd³)
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- Undercarriage And Structures
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- Long undercarriage
- Long narrow undercarriage - optional Europe only
