320D3

Medium Excavators 320D3

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Key Specs

Net Power - ISO 9249
123 HP
92 kW
Operating Weight
46300 lb
21000 kg
Maximum Digging Depth
20.7 ft
6300 mm

Overview

Lower Your Cost Per Hour

The Cat 320D3 Excavator balances productivity, efficiency and reliability to deliver you reliable, highly efficient, low-cost per-hour excavator solutions for a wide range of job site tasks. Work in comfort from its industry-leading cab with great visibility, controls and technology.

Benefits

Up To 5% Lower Maintenance Costs

With 20% less refill oil volume than the 320D2 and reduced frequency of refills increases uptime and reduce costs.

Up To 15% More Fuel Efficient

An optimized power train and improved hydraulic power deliver more work per unit of fuel compared to the 320D2.

Up To 7% More Hydraulic Power

New tandem hydraulic pumps provide more hydraulic power with less internal friction to increase overall efficiency.

Product Specifications for 320D3

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 5.8 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 11 r/min 11 r/min
Maximum Swing Torque 45581 ft·lbf 62 kN·m
Operating Weight 46300 lb 21000 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 65.5 gal (US) 248 l
Hydraulic Tank 33.3 gal (US) 126 l
Boom Reach 5.7 m (18'8") Reach 5.7 m (18'8")
Stick HD Reach 2.5 m (8'2") HD Reach 2.5 m (8'2")
Bucket HD 1.00 m³ (1.31 yd³) HD 1.00 m³ (1.31 yd³)
Shipping Height - Top of Cab 10 ft 3050 mm
Handrail Height 9.7 ft 2915 mm
Shipping Length 31 ft 9460 mm
Tail Swing Radius 9 ft 2750 mm
Counterweight Clearance 3.3 ft 1020 mm
Ground Clearance 1.5 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 20.7 ft 6300 mm
Boom Reach 5.7 m (18'8") Reach 5.7 m (18'8")
Stick HD Reach 2.5 m (8'2") HD Reach 2.5 m (8'2")
Bucket HD 1.00 m³ (1.31 yd³) HD 1.00 m³ (1.31 yd³)
Maximum Reach at Ground Level 31.1 ft 9470 mm
Maximum Cutting Height 30.3 ft 9250 mm
Maximum Loading Height 20.7 ft 6290 mm
Minimum Loading Height 8.5 ft 2590 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 19.6 ft 5960 mm
Maximum Vertical Wall Digging Depth 18.9 ft 5720 mm
Bucket Digging Force - ISO 31470 lbf 140 kN
Stick Digging Force - ISO 26530 lbf 118 kN

320D3 Standard Equipment

NOTE

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

CAB

  • Sound suppressed cab with viscous mounts
  • Full color 178 mm (7 in) analog and LCD monitor
  • Mechanically adjustable seat with seatbelt
  • Openable skylight, openable upper windshield and removable bottom windshield
  • Automatic air conditioner with pressurized function

CAT CONNECT TECHNOLOGY

  • Cat Product Link™

ENGINE

  • Two selectable power modes
  • One-touch low idle with auto engine speed control
  • Two stage fuel filtration system with water separator and indicator
  • 52°C (125° F) high-ambient cooling capacity
  • 4000 m (13,120 ft) altitude capability
  • Radial seal air filter with double filter element

HYDRAULIC SYSTEM

  • Boom and stick regeneration circuit
  • Boom and stick drift reduction valve
  • Auto two-speed travel
  • Reverse swing damping valve
  • High performance hydraulic return filter

BOOM AND STICK

  • 5.7 m (18'8") Reach boom
  • 2.5 m (8'2") HD Reach stick

UNDERCARRIAGE and STRUCTURES

  • 600 mm (24 in) triple grouser shoes (10 mm/0.4 in thick)
  • Grease lubricated track links
  • Tie down points on base frame
  • Center track guiding guard
  • 3.7 mt (8,160 lb) counterweight
  • 4050 mm (13'5") standard undercarriage

ELECTRICAL SYSTEM

  • Two 750 CCA maintenance free batteries
  • Halogen chassis light, left-hand boom light, cab lights

SERVICE AND MAINTENANCE

  • Sampling ports for Scheduled Oil Sampling (S.O.S)
  • Single plane cooling arrangement
  • Radiator screen

SAFETY AND SECURITY

  • Rear window emergency exit
  • Two rearview mirrors
  • Hydraulic lock out lever
  • Ground-level engine shutoff switch
  • Right-hand handrail and hand hold
  • Signaling/warning horn

320D3 Optional Equipment

NOTE

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

CAB

  • Roll down sun screen
  • Control pattern changer

ENGINE

  • -32° C (-25° F) cold start capability
  • Engine air pre-filter

HYDRAULIC SYSTEM

  • Fine swing control
  • Hammer return filter circuit
  • Medium-pressure auxiliary circuit

UNDERCARRIAGE and STRUCTURES

  • 600 mm (24 in) triple grouser shoes (8.5 mm/.03 in thick)
  • Segmented track guiding guard
  • 4460 mm (14'8") long undercarriage

Compatible Technology and Services

Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.

  • Cat Grade Assist for Excavators

    Cat Grade Assist for excavators automates boom and stick movements for more accurate cuts with less effort. Grade Assist uses machine position sensors and operator defined depth and slope parameters to enable single-lever digging.

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Cat Grade Assist for excavators automates boom and stick movements for more accurate cuts with less effort. Grade Assist uses machine position sensors and operator defined depth and slope parameters to enable single-lever digging.

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  • Cat Inspect

    Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.

  • Cat Product Link

    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.

  • VisionLink®

    VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

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Previous Next

Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.

Explore Technology

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.

Explore Technology

VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

Explore Technology
  • Cat Grade with 2D for Excavators

    Cat Grade with 2D helps excavator operators work up to 35% more efficiently in a wide variety of applications. Delivering real-time guidance for accurate vertical and horizontal control, Grade with 2D helps to ensure that cuts and fills are made to exact specifications – without under or overcutting.

  • Cat Grade with 3D for Excavators

    Grade with 3D adds GNSS technology and RTK positioning guidance to simplify the grading process of complex designs often found on large infrastructure and commercial projects.

  • Cat Grade with Advanced 2D for Excavators

    Cat Grade with Advanced 2D gives excavator operators the ability to input, edit, and grade simple two-dimensional designs by using real time bucket tip and elevation guidance provided by the system.

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Previous Next

Cat Grade with 2D helps excavator operators work up to 35% more efficiently in a wide variety of applications. Delivering real-time guidance for accurate vertical and horizontal control, Grade with 2D helps to ensure that cuts and fills are made to exact specifications – without under or overcutting.

Explore Technology

Grade with 3D adds GNSS technology and RTK positioning guidance to simplify the grading process of complex designs often found on large infrastructure and commercial projects.

Explore Technology

Cat Grade with Advanced 2D gives excavator operators the ability to input, edit, and grade simple two-dimensional designs by using real time bucket tip and elevation guidance provided by the system.

Explore Technology
  • Cat Payload for Excavators

    Next generation excavators take on all kinds of tasks - loading, stockpiling, material handling, and more. Cat® Payload technology provides on-the-go weighing to help operators hit exact targets every time and avoid overloading, underloading, or misloading materials.

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Next generation excavators take on all kinds of tasks - loading, stockpiling, material handling, and more. Cat® Payload technology provides on-the-go weighing to help operators hit exact targets every time and avoid overloading, underloading, or misloading materials.

Explore Technology
  • VisionLink® Productivity

    VisionLink® Productivity is an easy-to-use cloud-based platform that gathers and summarizes machine telematics and jobsite data from all your equipment. Actionable performance data is transmitted to the web platform for users to access anywhere, anytime via a mobile, tablet, or desktop device - on or off the jobsite.

1 - 8 of 9 Items items
Previous Next

VisionLink® Productivity is an easy-to-use cloud-based platform that gathers and summarizes machine telematics and jobsite data from all your equipment. Actionable performance data is transmitted to the web platform for users to access anywhere, anytime via a mobile, tablet, or desktop device - on or off the jobsite.

Explore Technology

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