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320 - Tier 4 / Stage V

Medium Excavators

The Cat® 320 raises the bar for efficiency and fuel economy in this size class. With the industry’s highest level of standard factory technology, a cab focused on operator comfort, plus lower fuel and maintenance costs, the 320 will set a new pace for productivity and profit in your operation.

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Net Power - ISO 9249 128.5 kW
Engine Model Cat C4.4
Engine Power - ISO 14396 129.4 kW
Bore 105 mm
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320 - Tier 4 / Stage V
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OVERVIEW

Moving the Standard Higher

FEATURES & BENEFITS

LATEST FEATURES

    Cab Monitor Improvements.     Continuously improved user interface allows for intuitive navigation, minimizing performance... Read more

PERFORMANCE WITH LESS FUEL

    Use up to 25% less fuel than the 320F excavator.     Increase operator efficiency by up to 45% with a suite of Cat techn... Read more

EFFICIENCY THROUGH TECHNOLOGY

    Boost productivity up to 45% versus traditional grading with standard Cat Grade with 2D system – includes indicate-only and laser capability... Read more

TAKE THE GUESSWORK OUT OF MANAGING YOUR EQUIPMENT

    VisionLink® provides actionable data insights for all assets - regardless of fleet size or equipment manufacturer.* Review equipment data from yo... Read more

DESIGNED FOR OPERATORS

    Cab options let you choose the level of comfort you need.     Enjoy wide spacing between consoles for a more spacious comfort... Read more

RELIABILITY YOU CAN COUNT ON

    Protect hydraulic components in cold weather. The auto warm-up feature speeds hydraulic oil warming in cooler temperatures.    &nb... Read more

SIMPLE TO OPERATE

    Start the engine with a push button; use a Bluetooth® key fob, or the Operator ID passcode.     Program each joystick button,... Read more

SAVE ON SERVICE AND MAINTENANCE

    Extended maintenance intervals reduce maintenance costs by 25% over the Cat 320F excavator (savings calculated over 12,000 machine hours).  ... Read more

SAFELY HOME EVERY DAY

    Cat Detect - People Detection helps protect the most valuable asset on any jobsite – people. The system uses smart cameras with depth sensors to... Read more

SPECIFICATIONS FOR 320 - Tier 4 / Stage V

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Engine
Net Power - ISO 9249 128.5 kW
Engine Model Cat C4.4
Engine Power - ISO 14396 129.4 kW
Bore 105 mm
Stroke 127 mm
Displacement 4.4 l
Net Power - ISO 9249 (DIN) 175 hp (metric)
Engine Power - ISO 14396 (DIN) 176 hp (metric)
Biodiesel Capability Up to B20¹
Emissions Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Note (1) Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,200 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2) ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
Hydraulic System
Main System - Maximum Flow 429 l/min (113 gal/min)
Maximum Pressure - Equipment 35000 kPa
Maximum Pressure - Travel 34300 kPa
Maximum Pressure - Swing 27500 kPa
Swing Mechanism
Maximum Swing Torque 82 kN·m
Weights
Operating Weight 22600 kg
Note Reach boom, R2.9 (9'6") stick, Heavy Duty (HD) 1.19 m ³ (1.56 yd³) bucket 790 mm (31") triple grouser shoes, 4200 kg (10,400 lb) counterweight.
Service Refill Capacities
Fuel Tank Capacity 345 l
Cooling System 25 l
Engine Oil 15 l
Swing Drive - Each 6 l
Final Drive - Each 4 l
Hydraulic System - Including Tank 234 l
Hydraulic Tank 115 l
DEF Tank 39 l
Dimensions
Boom Reach 5.7 m (18'8")
Stick Reach 2.9 m (9'6")
Bucket 1.19 m ³ (1.56 yd³)
Shipping Height - Top of Cab 2960 mm
Handrail Height 2950 mm
Shipping Length 9530 mm
Tail Swing Radius 2830 mm
Counterweight Clearance 1050 mm
Ground Clearance 470 mm
Track Length 4450 mm
Length to Center of Rollers 3650 mm
Track Gauge 2380 mm
Transport Width 2980 mm
Working Ranges & Forces
Maximum Digging Depth 6720 mm
Boom Reach 5.7 m (18'8")
Stick Reach 2.9 m (9'6")
Bucket 1.19 m ³ (1.56 yd³)
Maximum Reach at Ground Level 9860 mm
Maximum Cutting Height 9370 mm
Maximum Loading Height 6490 mm
Minimum Loading Height 2170 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 6550 mm
Maximum Vertical Wall Digging Depth 5190 mm
Bucket Digging Force - ISO 150 kN
Stick Digging Force - ISO 106 kN
Air Conditioning System
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons).
Sustainability
Recyclability 97%

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