Top Construction Machinery Caterpillar Cat 320gc 20 Ton 1m3 Bucket Hydraulic Crawler Excavators
I. OVERVIEW
The Cat® 320 excavator brings premium performance with simple-to-use technologies like Cat GRADE with 2D, Grade Assist, and Payload â€" all standard equipment from the factory to boost your operator efficiencies up to 45%. Combine these features with a new cab, longer maintenance intervals that lower your maintenance costs up to 15%, and a power system that reduces fuel consumption by up to 20% and you have a low-cost-per-unit-of-production excavator that's perfect for medium- to heavy-duty applications.
ENGINE
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Cat C7.1 ACERT™ electronically controlled turbo charged diesel engine
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Meets worldwide Tier 3/Stage IIIA equivalent emissions standards
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Three selectable power modes
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One-touch low idle with automatic engine speed control
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Automatic engine idle shutdown
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Recommended for use up to 4500 m (14,764 ft) altitude with engine power de-rate above 3000 m (9,842.5 ft).
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46° C (115° F) high-ambient cooling capacity
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Cold starting capability for - 18° C (- 0° F)
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Double element air filter with integrated pre-cleaner
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Electric fuel priming pump
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Reversible electric cooling fans
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Biodiesel capability up to B20
UNITS:
Engine Model
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Cat C7.1 ACERT
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Net Flywheel Power
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157.0 HP
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Bore
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105.0 mm
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Stroke
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135.0 mm
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Displacement
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7.01 l
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Gross Power - SAE J1995
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158.0 kW
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Net Power - SAE J1349
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157.0 kW
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Engine RPM - Operation
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1650.0 r/min
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Engine RPM - Travel
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1800.0 r/min
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WEIGHTS
Maximum Operating Weight
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22000.0 kg
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Note (1)
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R5.7 (18'8") HD Boom, R2.9 (9'6") HD Stick, GD 1.0 m3 (1.31 yd3) bucket and 600 mm (24") TG track shoes. 4.2 mt counterweight.
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Note (2)
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Super long Reach Boom, super long reach stick, GD 0.53 m3 (0.69 yd3) bucket and 790 mm (31") TG track shoes, 4.7mt counterweight
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SERVICE REFILL CAPACITIES
Fuel Tank Capacity
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345.0 l
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Cooling System
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25.0 l
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Engine Oil
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25.0 l
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Final Drive - Each
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5.0 l
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Hydraulic System - Including Tank
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234.0 l
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Hydraulic Tank
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115.0 l
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Swing Drive - Each
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5.0 l
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SWING
Maximum Swing Torque
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74.0 kN·m
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Swing Speed
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11.25 r/min
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DRIVE
Maximum Drawbar Pull
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205.0 kN
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Maximum Travel Speed
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5.7 km/h
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Maximum Gradeability
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35°--70%
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HYDRAULIC SYSTEM
Main System - Maximum Flow - Total
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429.0 l/min
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Maximum Pressure - Equipment - Normal
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35000.0 kPa
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Maximum Pressure - Swing
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26800.0 kPa
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Maximum Pressure - Travel
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34300.0 kPa
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WORKING RANGES - REACH BOOM - 5.7 M (18'8"); R2.9 (9'6") STICK
Bucket Digging Force (ISO)
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3080.0 mm
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Stick Digging Force (SAE)
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3650.0 mm
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Maximum Cutting Height
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9370.0 mm
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Maximum Depth Cut for 2440 mm (8'0") Level Bottom
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6550.0 mm
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Maximum Digging Depth
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6720.0 mm
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Maximum Loading Height
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6490.0 mm
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Maximum Reach - Ground Level
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9860.0 mm
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Maximum Vertical Wall Digging Depth
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5190.0 mm
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Minimum Loading Height
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2170.0 mm
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DIMENSIONS - REACH BOOM - 5.7 M (18'8"); R2.9 (9'6") STICK
Note (2)
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Reach boom as same dimensions as HD reach boom
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Note (1)
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With GD 1.19 m3 (1.56 yd3) bucket and 790 mm (31") shoes.
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Counterweight Clearance
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1050.0 mm
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Shipping Height
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2960.0 mm
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Shipping Length
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9530.0 mm
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Track Gauge
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2380.0 mm
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Track Length
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4450.0 mm
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Transport Width - 600 mm (24 in) Shoes
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2980.0 mm
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Transport Width - 790 mm (31 in) Shoes
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3170.0 mm
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DIMENSIONS - REACH BOOM - 5.7 M (18'8"); R2.9 (9'6") STICK
Ground Clearance
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470.0 mm
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Tail Swing Radius
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2830.0 mm
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