Wheel Excavators

Cat M320D2 Wheeled Excavator

Engine Model Cat C7.1

Net Power 169 HP

Maximum Travel Speed 23 mile/h

A quiet cab, efficient power systems and smart technologies mean happier operators and more profit from every task you throw at the Cat® M320D2 Wheeled Excavator. Built to take on the toughest conditions, the M320D2 offers optional configurations and attachments to handle most any job site need.

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PERFORMANCE AND PRODUCTIVITY

Cat C7.1 engine meets EU Stage IIIA equivalent emission standards.Engine fuel system designed to manage world-wide fuel quality an…

  • Cat C7.1 engine meets EU Stage IIIA equivalent emission standards.
  • Engine fuel system designed to manage world-wide fuel quality and provide outstanding low fuel consumption during both working and traveling applications.
  • One-Touch Low Idle Control and Automatic Engine Speed Control reduces engine speed if no operation is performed, reducing fuel consumption and sound levels.
  • Three working modes: Power mode, Eco Mode and Travel mode.
  • Constant Power Strategy, providing a quick response to changing loads, while delivering the same amount of power.
  • Choice of various booms and sticks provides the right balance of reach and digging forces for all applications.
  • Dedicated Swing Pump allows faster and smoother combined movements when using the implements while swinging.
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EXPAND YOUR CAPABILITIES

Multiple configurations meet all your applications needs, with a choice of booms, sticks, blade and/or stabilizer undercarriages.H…

  • Multiple configurations meet all your applications needs, with a choice of booms, sticks, blade and/or stabilizer undercarriages.
  • Highly mobile, the M320D2 can travel up to 37 km/h.
  • Standard one-way high pressure hydraulics allow customers to install attachments like hammers without adding other lines.
  • Ten hydraulic pump flow and pressure settings can be preset within the monitor allowing quicker and easier attachment (optional).
  • A lifting eye into the bucket linkage, the heavy lift mode and the overload warning signal allow operators to safely lift heavy loads.
  • Wide range of Cat attachments to handle any job at hand.
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OPERATOR COMFORT AND SAFETY

ROPS cab structure and Operator Protective Structure (top and front guards) are available.Ergonomically designed cab with controls…

  • ROPS cab structure and Operator Protective Structure (top and front guards) are available.
  • Ergonomically designed cab with controls kept to a minimum, conveniently located and easy to operate.
  • The optional air-suspension seat, with automatic weight adjustment and heated cushions enhance comfort and productivity.
  • Safety is enhanced by the all-round visibility provided by large glass areas and skylight and the standard rear-mounted camera image displayed on the full color monitor.
  • Low sound levels, as a result of the variable fan speed and remote cooling system enabling.
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LOWER MAINTENANCE COSTS

500 hours fuel filter replacement (reduced to 250 hours if fuel quality is sub-standard) allows reduced maintenance cost.All daily…

  • 500 hours fuel filter replacement (reduced to 250 hours if fuel quality is sub-standard) allows reduced maintenance cost.
  • All daily maintenance points are accessible from ground level.
  • Clean design, with colored and numbered electrical wires, protected by thick braiding for ease of service.
  • Greasing points are centralized and kept to a minimum.
  • Cat XT™-6 ES hoses are resistant and durable, which reduce the risk of leaks that can reduce the performance of the machine.
  • Rigidity and long life with effective transmission protection and heavy duty axle.
  • Standard heavy duty batteries for improved cold start capability.
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INTEGRATED CAT TECHNOLOGIES

Cat technology solutions increase production and minimize operating costs. Link technologies wirelessly connect you to your job si…

  • Cat technology solutions increase production and minimize operating costs. Link technologies wirelessly connect you to your job site, providing machine location, hours, fuel usage, idle time
    and event codes.
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Standard Equipment

NOTE
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
ELECTRICAL
  • Alternator, 75 ampere
  • Lights: – Halogen working lights
    • Cab mounted: two front, one rear
    • Boom
    – Roading lights
    • Halogen front lights
    • LED rear lights
    – Halogen interior light
  • Main shut-off switch
  • Two Cat maintenance free heavy-duty batteries
  • Signal/warning horn
ENGINE
  • Cat C7.1 meets China III Nonroad emission standards and meets Tier 3/Stage IIIA equivalent emission standards
  • Automatic engine speed control, including one touch low idle
  • Automatic starting aid
  • Power mode selector (Eco and standard)
  • Altitude capability: 3000 m
  • Fuel/water separator with level indicator, fuel priming pump, water level switch and a visual restriction indicator
HYDRAULICS
  • Cat XT-6 ES hoses
  • Adjustable hydraulic sensitivity
  • Oil cooler
  • Anti-drift valve for bucket cylinder
  • Hydraulic mineral oil, Cat HYDO™ Advanced 10 oil
  • Heavy lift mode
  • Load-sensing hydraulic system
  • Separate swing pump
  • Stick regeneration circuit
OPERATOR STATION
  • Reinforced cab structure compliant with 2006/42/EC (tested according to ISO 12117-2:2008) (Not available in all markets. Available only for Africa, Middle East and Eurasia. Please contact your Cat dealer for details.)
  • Washer bottle for wipers
  • Interior lighting
  • Joysticks, pilot operated
  • Literature compartment behind the seat
  • Mounting provisions for radio and speakers
  • Adjustable armrests
  • Air conditioner, heater and defroster with automatic climate control
  • Ash tray with cigarette lighter (24 volt)
  • Beverage cup/can holder
  • Bolt-on guards capability
  • Bottle holder
  • Bottom mounted, intermittent, parallel wiping system that covers the upper and lower windshield glass
  • Camera mounted on counterweight displays through cab monitor
  • Coat hook
  • Floor mat, washable, with storage compartment
  • Instrument panel and gauges, with full color monitor display: – Information and warning messages in local language – Gauges for fuel level, engine coolant and hydraulic oil temperature – Filters/fluids change interval – Indicators for headlights, turning signal, low fuel, engine dial setting – Clock with 10-day backup battery
  • Laminated front windshield
  • Left side console, tiltable, with lock out for all controls
  • Literature holder in right hand cab panel
  • Mobile phone holder
  • Parking brake
  • Positive filtered ventilation, variable speed
  • Power supply, 12V-7A
  • Rear window, emergency exit
  • Retractable seat belt, 51 mm
  • Skylight
  • Sliding door windows
  • Steering column, tiltable
  • Storage area suitable for a lunch box
  • Sunshade for windshield and skylight
  • Travel speed lock
UNDERCARRIAGE
  • Hydrostatic transmission, two speeds
  • Creeper speed
  • Full hydraulic steering with emergency capability
  • Four wheel drive
  • Two-piece drive shaft
  • Heavy Duty axles, with advanced disc brake system and travel motor with adjustable breaking force
  • Oscillating front axle, lockable, with remote greasing point
  • Steps, wide, left and right
  • Toolbox, left and right
OTHER EQUIPMENT
  • Automatic swing brake
  • Counterweight, 4000 kg
  • Mirrors, frame and cab
  • Cat Product Link
  • Capability to add other auxiliary hydraulic circuits
  • Caterpillar Datalink and Electronic Technician capability
  • Door locks and cab locks with Caterpillar one-key security system
  • S∙O∙S quick sampling valves for engine oil, hydraulic oil and coolant
NOTE
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
AUXILIARY CONTROLS AND LINES
  • Auxiliary boom and stick lines
  • Basic control circuits: – Medium pressure<ul><li>Two-way, medium pressure circuit, for rotating or tilting of work tools</li></ul>– Tool control/multi function<ul><li>One/two-way high pressure for hammer application or opening and closing of a work tool</li><li>Programmable flow and pressure for up to 10 work tools – selection via monitor</li><li>Quick coupler control</li></ul>
  • Pattern changer
FRONT LINKAGE
  • Booms: – One-piece boom, 5350 mm – VA boom (two piece), 5260 mm
  • Bucket linkage with diverter valve (Standard for Africa, Middle East and Eurasia)
  • Sticks: – 2500, 2800 mm
HYDRAULICS
  • Overload warning device (Standard for Africa, Middle East and Eurasia)
  • Boom and stick lowering control devices (Standard for Africa, Middle East and Eurasia)
ELECTRICAL
  • Travel alarm with or without three selectable modes
  • Refueling pump
  • Lights: – Rotating beacon on cab
OPERATOR STATION
  • Front and top guards
  • CD/MP3 Radio (12V) at rear location including speakers and 12V converter
  • Windshield: – One piece – 70/30 split, openable, with visor for rain protection
  • Seats: – Vertical mechanical suspension with manual weight adjustment and mechanical lumbar support – Vertical air suspension, horizontal suspension, automatic weight adjustment, mechanical lumbar support, passive climate system, seat cushion length and angle adjustment and a seat heater
  • Auxiliary high pressure pedal
UNDERCARRIAGE
  • Undercarriages: – Blade front/outriggers rear – Outriggers front/blade rear – Outriggers front and rear (Not available in all markets. Please contact your Cat dealer for details.)
  • Tires: – Pneumatic 10.00-20 dual – Solid rubber 10.00-20 dual (Not available in all markets. Please contact your Cat dealer for details.) – Spacer rings for tires – Fenders (Not available in all markets. Please contact your Cat dealer for details.)
OTHER EQUIPMENT
  • Cat Machine Security System (MSS)
  • Uppercarriage access steps with integrated tool box
  • Cab protecting guards, front and top

Technical Specifications

  • Engine
    Engine Model Cat C7.1
    Net Power 169 HP
    Bore 4.13 in
    Stroke 5.31 in
    Displacement 427.8 in³
    Maximum Torque - 1,400 rpm 635.8 lb/ft
    Net Power - Maximum - ISO 14396 at 2,000 rpm (Gross) 173 HP
    Net Power - Maximum - ISO 9249 at 1,800 rpm 169 HP
    Engine Gross Power (Maximum) - ISO 14396 173 HP
    Ratings 2000 r/min
    Number of Cylinders 6
    Emission Standards U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards and China III Nonroad emission standards
    Net Power - Rated - ISO 9249/SAE J1349 166 HP
    Net Power - Maximum - 80/1269/EEC 166 HP
    Engine Gross Power (Maximum) - ISO 14396 - Metric 175 HP
    Net Power (Rated) - ISO 9249/SAE J1349 - Metric 168 HP
    Net Power (Maximum) - ISO 9249/SAE J1349 (metric) 168 HP
    Net Power - Rated - 80/1269/EEC 166 HP
    Net Power - Maximum - ISO 9249/SAE J1349 166 HP
  • Operating Weight 19 000 to 19 800 kg (41,888 to 43,652 lb)
    Weight - Counterweight - Standard 8818 lb
    Weight - VA Boom - Front Dozer, Rear Outriggers 43652 lb
    Weight - Sticks - Long (2800 mm) 2138 lb
    Weight - One-Piece Boom - Front Dozer, Rear Outriggers 42549 lb
    Weight - Sticks - Medium (2500 mm) 2050 lb
  • Swing Speed 9.2 r/min
    Swing Torque 32010.2 lb/ft
  • Maximum Flow - Swing Mechanism 29.59 gal/min
    Maximum Pressure - Auxiliary Circuit - Swing Mechanism 4496 psi
    Maximum Pressure - Auxiliary Circuit - Medium Pressure 2683 psi
    Maximum Flow - Implement/Travel Circuit 73.97 gal/min
    Maximum Pressure - Auxiliary Circuit - High Pressure 5076 psi
    Maximum Pressure - Implement Circuit - Travel Circuit 5076 psi
    Tank Capacity 44.91 gal (US)
    System 71.33 gal (US)
    Maximum Flow - Auxiliary Circuit - Medium Pressure 12.94 gal/min
    Maximum Pressure - Implement Circuit - Normal 5076 psi
    Maximum Pressure - Implement Circuit - Heavy Lift 5366 psi
    Maximum Flow - Auxiliary Circuit - High Pressure 66.04 gal/min
  • Drawbar Pull 22256 lb
    Maximum Gradeability 60%
    Creeper Speed - 1st Gear 2 mile/h
    Creeper Speed - 2nd Gear 8 mile/h
    Forward/Reverse - 1st Gear 5 mile/h
    Forward/Reverse - 2nd Gear 23 mile/h
  • Engine Crankcase 4.89 gal (US)
    Final Drive 0.66 gal (US)
    Powershift Transmission 0.66 gal (US)
    Rear Axle - Housing (Differential) 3.7 gal (US)
    Cooling System 9.64 gal (US)
    Front Steering Axle - Differential 2.77 gal (US)
    Fuel Tank - Total Capacity 101.71 gal (US)
  • Standard 10.00-20 (Dual Pneumatic)
  • Ground Clearance 14.57 in
    Maximum Steering Angle 35°
    Minimum Turning Radius - Standard Axle - End of One-Piece Boom 326.77 in
    Oscillation Axle Angle ±8.5°
    Minimum Turning Radius - Standard Axle - End of VA Boom 275.59 in
    Minimum Turning Radius - Standard Axle - Outside of Tire 251.97 in
  • Bucket Capacities 0.35 to 1.18 m3 (0.46 to 1.54 yd3)
  • Maximum Digging Depth 20.3 ft
    Maximum Reach - Ground Level 31 ft
  • Maximum Travel Speed 23 mile/h
  • Width 100.39 in
    Blade Roll - Over Height 22.68 in
    Blade Type Parallel
  • Operator Sound - 2000/14/EC 74 dB(A)
    Spectator Sound - 2000/14/EC 103 dB(A)
  • Cab - FOPS Cab with FOPS (Falling Object Protective Structure) meets FOPS criteria ISO 10262:1998 and SAE J1356:2008
    Cab/Sound Levels Meets appropriate standards as listed in “Sound Performance”
    Note *Not available in all markets. Available only for Africa, Middle East and Eurasia. Please contact your Cat dealer for details.
    Cab/ROPS* ROPS (Rollover Protective Structure) cab offered by Caterpillar meets ROPS criteria ISO 12117-2:2008
  • Vibration Levels - Seat Transmissibility Factor - ISO 7096:2000 - Spectral Class EM6 less than 0.7 m/s2
    Fluids (Optional) - Biodiesel Up to B20 Meets EN14214 or ASTM D6751 with EN590 or ASTM D975 Standard Mineral diesel fuels
    Engine Emissions Meets China III Nonroad; Meets Tier 3/Stage IIIA equivalent
    Vibration Levels - Maximum Whole Body - ISO/TR 25398:2006 less than 0.5 m/s2
    Vibration Levels - Maximum Hand/Arm - ISO 5349:2001 less than 2.5 m/s2

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Technology
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