320 GC

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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 15% to give you a durable, low-cost-per-hour excavator for light- to medium-duty applications.

Engine

Units:
Engine Model Cat C4.4 ACERT Cat C4.4 ACERT Less
Net Flywheel Power 121.0 HP 90.0 kW Less
Bore 4.0 in 105.0 mm Less
Stroke 5.0 in 127.0 mm Less
Displacement 269.0 in³ 4.4 l Less
Gross Power - SAE J1995 145.0 HP 108.0 kW Less
Net Power - SAE J1349 143.0 HP 107.0 kW Less
Engine RPM - Operation 1650.0 r/min 1650.0 r/min Less
Engine RPM - Travel 2000.0 r/min 2000.0 r/min Less

Weights

Operating Weight 45200.0 lb 20500.0 kg Less
Note R5.7 (18'8") boom, R2.9 (9'6") stick, GD 1.0 m3 (1.31 yd3) bucket and 600 mm (24 ") TG Track shoes. 3.7 mt counterweight. R5.7 (18'8") boom, R2.9 (9'6") stick, GD 1.0 m3 (1.31 yd3) bucket and 600 mm (24 ") TG Track shoes. 3.7 mt counterweight. Less

Service Refill Capacities

Fuel Tank Capacity 86.6 gal (US) 345.0 l Less
Cooling System 6.6 gal (US) 25.0 l Less
Engine Oil 4.0 gal (US) 15.0 l Less
Final Drive - Each 1.3 gal (US) 5.0 l Less
Hydraulic System - Including Tank 61.8 gal (US) 234.0 l Less
Hydraulic Tank 30.4 gal (US) 115.0 l Less
Swing Drive - Each 1.3 gal (US) 5.0 l Less

Swing

Maximum Swing Torque 54440.0 lb/ft 74.0 kN·m Less
Swing Speed 11.6 r/min 11.6 r/min Less

Drive

Maximum Drawbar Pull 46131.0 lbf 205.0 kN Less
Maximum Travel Speed 3.6 mile/h 5.9 km/h Less
Maximum Gradeability 35°--70% 35°--70% Less

Hydraulic System

Main System - Maximum Flow - Total 113.0 gal/min 429.0 l/min Less
Maximum Pressure - Equipment - Normal 5075.0 psi 35000.0 kPa Less
Maximum Pressure - Swing 3886.0 psi 26800.0 kPa Less
Maximum Pressure - Travel 4974.0 psi 34300.0 kPa Less

Working Ranges - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick

Bucket Digging Force (ISO) 28935.0 lbf Less
Bucket Digging Force (SAE) 25759.0 lbf Less
Stick Digging Force (ISO) 22281.0 lbf Less
Stick Digging Force (SAE) 21678.0 lbf Less
Maximum Cutting Height 31.0 ft 9450.0 mm Less
Maximum Depth Cut for 2440 mm (8'0") Level Bottom 21.5 ft 6550.0 mm Less
Maximum Digging Depth 22.0 ft 6720.0 mm Less
Maximum Loading Height 21.3 ft 6490.0 mm Less
Maximum Reach - Ground Level 32.3 ft 9860.0 mm Less
Maximum Vertical Wall Digging Depth 18.7 ft 5690.0 mm Less
Minimum Loading Height 7.1 ft 2170.0 mm Less

Dimensions - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick

Counterweight Clearance 3.4 ft 1050.0 mm Less
Note With GD 1.0m3 (1.31 yd3) bucket and 790 mm (31") tack shoes. With GD 1.0m3 (1.31 yd3) bucket and 790 mm (31") tack shoes. Less
Shipping Height 9.7 ft 2960.0 mm Less
Shipping Length 31.3 ft 9530.0 mm Less
Track Gauge 7.3 ft 2200.0 mm Less
Track Length - Center of Rollers 10.7 ft 3270.0 mm Less
Transport Width - 600 mm (24 in) Shoes 9.2 ft 2800.0 mm Less
Transport Width - 790 mm (31 in) Shoes 10.4 ft 3170.0 mm Less

Dimensions - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick

Ground Clearance 1.5 ft 470.0 mm Less
Tail Swing Radius 9.3 ft 2830.0 mm Less

320 GC Standard Equipment

ENGINE
  • Cat C4.4 ACERT™ electronically controlled turbo-charged diesel engine
  • Meets worldwide Tier 3/stage IIIA equivalent emission standards.
  • Two 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).
  • 52° C (125° F) high-ambient cooling capacity
  • Cold starting capability for - 32° C (- 25° F)
  • Double element air filter with integrated pre-cleaner
  • Reversible electric cooling fans
  • Biodiesel capability up to B20

HYDRAULIC SYSTEM
  • Boom and stick regeneration circuits
  • Electronic main control valve
  • Auto hydraulic warm up
  • Automatic two-speed travel
  • Boom and stick drift reduction valve
  • Element type main hydraulic filter
  • Three-button joysticks
  • Electronic main pump

STANDARD COMFORT CAB
  • ROPS, standard sound suppression
  • High-resolution 8" (203 mm) LCD touchscreen monitor
  • Automatic 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 (x2)
  • Document storage
  • Cup and bottle holders
  • Two-piece front window, openable
  • Steel hatch, openable
  • Upper radial wiper with washer
  • LED dome and lower interior lights
  • Roller front sunscreen
  • Beacon ready
  • Washable floor mat

UNDERCARRIAGE AND STRUCTURES
  • Tie-down points on base frame (ISO 15818 compliant)
  • Standard bottom guards
  • Standard travel motor guards
  • Grease lubricated track links
  • 3700 kg (8,160 lb) counterweight
  • Standard swing frame
  • Standard swing bearing
  • Base frame with standard track rollers and standard carrier rollers
  • Final drive with standard travel motor

ELECTRICAL
  • Machine electronic control module (x2)
  • 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

BOOM, STICKS AND LINKAGES
  • 5.7 m (18'8") reach boom
  • 2.9 m (9'6") stick
  • 600 mm (24") triple grouser track shoes
  • Bucket linkage, B1-family with lifting eye

SAFETY & SECURITY
  • Rearview camera and side RH mirror
  • 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
  • RH Hand rail and hand hold (ISO 2867 compliant)
  • Signaling/warning horn

SERVICE & MAINTENANCE
  • 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

CAT CONNECT TECHNOLOGY
  • Cat Product Link™

320 GC Optional Equipment

HYDRAULIC SYSTEM
  • Hammer return filter circuit
  • Combined flow/high pressure aux circuit
  • Simplified combined circuit (2 way)
  • Quick coupler circuit for Cat Pin Grabber
  • Slider joysticks

ELECTRICAL SYSTEM
  • LED chassis light, LH & RH boom lights for reach, cab lights- 850 lumens

BOOM, STICKS & LINKAGES
  • 700 mm (28") triple grouser track shoes
  • 790 mm (31") triple grouser shoes
  • 2.5 m (8'2") stick
  • Bucket linkage, B1 family without lifting eye

STANDARD COMFORT CAB
  • Roller rear sunscreen

SERVICE & MAINTENANCE
  • Preventative maintenance ready (Quick Evac)

SAFETY & SECURITY
  • Radiator screen
  • Rearview and RH sideview camera
  • Travel alarm

BUCKET
  • General duty buckets from 0.9 m3 (1.18 yd3) to 1.0 m3 (1.31 yd3)
  • Heavy duty buckets 1.0 m3 (1.31 yd3)

High Performance with Lower Fuel Consumption

  • Use up to 20% less fuel than the 320D2 GC excavator.
  • Match the excavator to the job using power modes; let Smart mode automatically match engine and hydraulic power to working conditions.
  • The advanced hydraulic system provides the optimum balance of power and efficiency while giving you the control you need for precise digging requirements.
  • Your joystick commands adjust pump flow based on valve priority putting hydraulic pressure and flow where it needs to go, giving you improved fast light- to medium-load cycle times.
  • The electronically controlled, turbocharged engine meets Tier 3/Stage IIIA equivalent emission standards.
  • Auxiliary hydraulic options give you the versatility to use a range of Cat attachments.
  • Don't let the temperature stop you from working. The excavator has a standard high-ambient temperature capability of (52º C) 125º F and -32º C (-25º F) cold start package.
  • Work up to 9,480 feet (3000 m) above sea level without de-rating.