Medium Excavators 320D3 GC

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Key Specs

Net Power - ISO 9249
123 HP
92 kW
Operating Weight
43600 lb
19800 kg
Maximum Digging Depth
19.7 ft
5970 mm

Overview

High Performance and Durability at the Lowest Cost Per Hour

The Cat® 320D3 GC Hydraulic Excavator delivers reduced fuel consumption - as low as 11 liters per hour, lowered maintenance costs by up to 20 percent, low owning costs, simpler routine maintenance, increased performance, and long-term durability.

Benefits

As Low As 11 Liters Per Hour

Two power modes, new single plane cooler and hydraulic boom regeneration offer the power you need when you need it, helping to increase your overall efficiency and saving energy.

Simply Reliable

With six cylinder mechanical engine - no ECM, an integrated pilot system for simple hydraulics and extended service intervals for hydraulics and coolant.

Up To 20% Lower Maintenance Costs

With new hydraulic oil filter with 50% more life, 12% less refill oil volume than the 320D3 and reduced frequency of refills increases uptime and reduces cost.

Product Specifications for 320D3 GC

Net Power - ISO 9249 123 HP 92 kW
Engine Model ALUW06DTI ALUW06DTI
Engine Power - ISO 14396 134 HP 100 kW
Bore 4 in 104 mm
Stroke 4 in 113 mm
Displacement 351 in³ 5.76 l
Main System - Maximum Flow 400 l/min (106 gal/min) 400 l/min (106 gal/min)
Maximum Pressure - Equipment 5075 psi 35000 kPa
Maximum Pressure - Travel 5075 psi 35000 kPa
Maximum Pressure - Swing 3625 psi 25000 kPa
Swing Speed 10 r/min 10 r/min
Maximum Swing Torque 45581 ft·lbf 62 kN·m
Operating Weight 43600 lb 19800 kg
Fuel Tank Capacity 92.5 gal (US) 350 l
Cooling System 5 gal (US) 19 l
Engine Oil 4.8 gal (US) 18 l
Swing Drive - Each 1.6 gal (US) 6 l
Final Drive - Each 1.3 gal (US) 5 l
Hydraulic System - Including Tank 60.8 gal (US) 230 l
Hydraulic Tank 29.1 gal (US) 110 l
Boom Reach 5.7 m (18'8") Reach 5.7 m (18'8")
Stick Reach 2.25 m (7'5") Reach 2.25 m (7'5")
Bucket GD 1 m³ (1.31 yd³) GD 1 m³ (1.31 yd³)
Shipping Height - Top of Cab 10.4 ft 3100 mm
Handrail Height 9.7 ft 2915 mm
Shipping Length 31.3 ft 9520 mm
Tail Swing Radius 9 ft 2750 mm
Counterweight Clearance 3.4 ft 1020 mm
Ground Clearance 1.6 ft 450 mm
Track Length 13.5 ft 4080 mm
Length to Center of Rollers 10.9 ft 3270 mm
Track Gauge 7.3 ft 2200 mm
Transport Width 9.2 ft 2800 mm
Maximum Digging Depth 19.7 ft 5970 mm
Boom Reach 5.7 m (18'8") Reach 5.7 m (18'8")
Stick Reach R2.25 (7'5") Reach R2.25 (7'5")
Bucket GD 1 m³ (1.31 yd³) GD 1 m³ (1.31 yd³)
Maximum Reach at Ground Level 30 ft 9140 mm
Maximum Cutting Height 29.11 ft 9110 mm
Maximum Loading Height 20.6 ft 6250 mm
Minimum Loading Height 9.7 ft 2920 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 18.6 ft 5640 mm
Maximum Vertical Wall Digging Depth 17.7 ft 5350 mm
Bucket Digging Force - ISO 30120 lbf 134 kN
Stick Digging Force - ISO 25180 lbf 112 kN

320D3 GC Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

ENGINE

  • Diesel engine, ALUW06DTI/8 - mechanical governor - emits equivalent to U.S. EPA Tier 2, not-certified
  • Two selectable power modes
  • One-touch low idle with auto engine speed control (AEC)
  • Two stage fuel filtration system with water separator and indicator
  • 4000 m (13,120 ft) altitude capability
  • 52°C (126° F) high-ambient cooling capacity with derate above 48°C (118° F)
  • -18° C (° F) cold start capability
  • 85 Amp. alternator
  • Radial seal air filter with double filter element
  • Mechanical fuel priming pump

HYDRAULIC SYSTEM

  • Hydraulic boom and stick regeneration circuits
  • Boom and stick drift reduction valve
  • High performance hydraulic return filter (capsule filter type)

UNDERCARRIAGE and STRUCTURES

  • Grease lubricated track links
  • Tie down points on base frame
  • Center track guiding guard
  • 3.7 mt (8,160 lb) counterweight
  • 600 mm (24 in) triple grouser shoes (8.5 mm/0.3 in thick)

BOOMS, STICKS AND LINKAGES

  • 5.7 m (18'8") Reach boom
  • 2.25 m (7'5") Reach stick
  • Bucket linkage, B1 family without lifting eye

ELECTRICAL SYSTEM

  • Two 750 CCA maintenance free batteries
  • Centralized electrical disconnect switch
  • 90 seconds programmable time delay working lights (halogen); storage box G67mounted (one), cab mounted (two), boom mounted LH (one)

SERVICE AND MAINTENANCE

  • Engine oil, fuel, and hydraulic oil filters grouped for ease of maintenance
  • Sampling ports for Scheduled Oil Sampling (S.O.S)
  • Radiator screen for radiator/oil cooler to prevent plugging by debris

SAFETY AND SECURITY

  • Rearview mirrors; handrail mounted (one), cab handhold mounted (one)
  • Bolt free service platform with anti-skid plate
  • Neutral lever (lock out) for all controls
  • Ground-level accessible engine shutoff lever in cab
  • Signaling/warning horn
  • Right-hand handrail and hand hold

OPERATOR ENVIRONMENT

  • Sound suppressed cab with viscous mounts
  • Openable skylight
  • Openable tempered front upper windshield
  • Rear window emergency exit
  • Removable tempered lower windshield with in cab storage bracket
  • Fully adjustable mechanical suspension seat, console and armrest
  • 51 mm (2 in) seat belt
  • Two gauge cluster (monitor)
  • Automatic air conditioner with pressurized function
  • Dual USB charging ports
  • Washable floor mat
  • Interior utilities (Interior lighting, cigar lighter type socket, coat hook, beverage holder, document holding space, rear storage compartment)

CAT TECHNOLOGY

  • Cat Product Link™

320D3 GC Optional Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

ENGINE

  • -32° C (-25° F) cold start capability
  • Air precleaner

HYDRAULIC SYSTEM

  • Auto two-speed travel

UNDERCARRIAGE and STRUCTURES

  • Segmented track guiding guard
  • 600 mm (24 in) triple grouser shoes (10 mm/.04 in thick)

BOOMS, STICKS AND LINKAGES

  • 2.5 m (8.2 in) HD Reach stick

OPERATOR ENVIRONMENT

  • ROPS cab
  • FOGS guard
  • Roll down sun screen
  • Control pattern changer

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    Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

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Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

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