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320D3

Medium Excavators

Lower your cost per hour. The Cat® 320D3 Excavator balances productivity, efficiency, and reliability to deliver you a reliable, highly efficient, low-cost-per-hour excavator for your work.

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Net Power - ISO 9249 92 kW

Engine Model ALUW06DTI

Engine Power - ISO 14396 100 kW

Bore 104 mm

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320D3

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OVERVIEW

Lower Your Cost Per Hour

FEATURES & BENEFITS

MOVE MORE WITH LESS FUEL

The excavator uses up to 15 percent less fuel than the 320D2 in similar applications. Reduce fuel consumption further by 15 percent in Economy mode with no loss in liftin... Read more

PERFORMANCE AND PRODUCTIVITY

Balance power and efficiency using the open-center, negative flow control hydraulic system. Hydraulic cross-sensing makes full engine power always available from hydrauli... Read more

RELIABILITY YOU CAN COUNT ON

A two-stage filtering system with integrated water separator protects the engine from particles larger than five microns when fuel quality is less than ideal.We designed... Read more

WORK IN COMFORT

The spacious cab provides excellent visibility from the operator’s seat to keep you aware of your surroundings – without bending or straining to see.Critical machine info... Read more

SAFETY FIRST

The standard hydraulic lockout lever prevents operators from leaving the cab without first isolating all hydraulic functions. When necessary, you can activate the ground... Read more

SAVE ON SERVICE AND MAINTENANCE

Lower your maintenance costs by up to five percent with 20 percent less refill oil volume than the 320D2, an extended first engine oil change interval (500 hours), and ma... Read more

SPECIFICATIONS FOR 320D3

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Engine

Net Power - ISO 9249	92 kW
Engine Model	ALUW06DTI
Engine Power - ISO 14396	100 kW
Bore	104 mm
Stroke	113 mm
Displacement	5.8 l

Hydraulic System

Main System - Maximum Flow	400 l/min (106 gal/min)
Maximum Pressure - Equipment	35000 kPa
Maximum Pressure - Travel	35000 kPa
Maximum Pressure - Swing	25000 kPa

Swing Mechanism

Swing Speed	11 r/min
Maximum Swing Torque	62 kN·m

Weights

Operating Weight

21000 kg

Service Refill Capacities

Fuel Tank Capacity	350 l
Cooling System	19 l
Engine Oil	18 l
Swing Drive - Each	6 l
Final Drive - Each	5 l
Hydraulic System - Including Tank	248 l
Hydraulic Tank	126 l

Dimensions

Boom	Reach 5.7 m (18'8")
Stick	HD Reach 2.5 m (8'2")
Bucket	HD 1.00 m³ (1.31 yd³)
Shipping Height - Top of Cab	3050 mm
Handrail Height	2915 mm
Shipping Length	9460 mm
Tail Swing Radius	2750 mm
Counterweight Clearance	1020 mm
Ground Clearance	450 mm
Track Length	4080 mm
Length to Center of Rollers	3270 mm
Track Gauge	2200 mm
Transport Width	2800 mm

Working Ranges & Forces

Maximum Digging Depth	6300 mm
Boom	Reach 5.7 m (18'8")
Stick	HD Reach 2.5 m (8'2")
Bucket	HD 1.00 m³ (1.31 yd³)
Maximum Reach at Ground Level	9470 mm
Maximum Cutting Height	9250 mm
Maximum Loading Height	6290 mm
Minimum Loading Height	2590 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom	5960 mm
Maximum Vertical Wall Digging Depth	5720 mm
Bucket Digging Force - ISO	140 kN
Stick Digging Force - ISO	118 kN