320C L

Medium Excavators

The C Series delivers a new level of performance by shortening cycle times and raising productivity. More work gets done faster. Breakthrough improvements in hydraulic system design enable operators to rapidly change work tools and accomplish more tasks quickly. Key innovations in system design make the C Series easier to use and maintain. Higher productivity, versatility and ease of service translate into a more profitable approach to getting work done.

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Engine Model Cat® 3066T

Net Flywheel Power 103 kW

Net Power - ISO 9249 103 kW

Bore 102 mm

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320C L

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FEATURES & BENEFITS

Engine and Hydraulics

EngineSix cylinder turbocharged engine built for power, reliability, economy and low emissions will keep the machine up and running.Hydraulic Cross Sensing SystemImproves... Read more

Structures

Robotic WeldingOver 95% of the structural welds on a Caterpillar excavator are completed by robots. Robotic welds achieve over three times the penetration of manual welds... Read more

Booms and Sticks

Booms and SticksBuilt for performance and long service life, Caterpillar booms and sticks are large, welded, box-section structures with thick, multi-plate fabrications i... Read more

Work Tools - Attachments

BucketsCaterpillar buckets provide increased service life with reduced repair costs.Heavy-Duty Rock (HDR) BucketsHeavy-Duty Rock (HDR) buckets perform best when digging f... Read more

Operator Station

Operator StationThe 320C operator work station is quiet with ergonomic control placement and convenient adjustments, low lever and pedal effort, ergonomic seat design and... Read more

Serviceability

Extended Service Interval320C service and maintenance intervals have been extended to reduce machine service time and increase machine availability.Radiator CompartmentTh... Read more

Complete Customer Support

SelectionMake detailed comparisons of the machines you are considering before you buy. What are the job requirements? What production is needed? What is the true cost... Read more

SPECIFICATIONS FOR 320C L

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Engine

Engine Model	Cat® 3066T
Net Flywheel Power	103 kW
Net Power - ISO 9249	103 kW
Bore	102 mm
Stroke	130 mm
Displacement	6.37 l
Gross Power	107 kW
Net Power - EEC 80/1269	103 kW
Net Power - SAE J1349	103 kW

Weights

Operating Weight	21000 kg
Operating Weight - Standard Undercarriage	19700 kg

Service Refill Capacities

Fuel Tank Capacity	400 l
Cooling System	30 l
Engine Oil	30 l
Swing Drive	8 l
Final Drive - Each	10 l
Hydraulic System - Including Tank	200 l

Swing Mechanism

Swing Speed	11.5 r/min
Swing Torque	61.8 kN·m

Drive

Maximum Drawbar Pull	196 kN
Maximum Travel Speed	5.5 km/h

Hydraulic System

Main Implement System - Maximum Flow (2x)	205 l/min
Maximum Pressure - Equipment	34300 kPa
Maximum Pressure - Travel	34300 kPa
Maximum Pressure - Swing	25000 kPa
Pilot System - Maximum Flow	41 l/min
Pilot System - Maximum Pressure	4120 kPa
Boom Cylinder - Bore	120 mm
Boom Cylinder - Stroke	1260 mm
B1 Family Bucket Cylinder - Bore	120 mm
B1 Family Bucket Cylinder - Stroke	1030 mm
C Family Bucket Cylinder - Bore	130 mm
C Family Bucket Cylinder - Stroke	1150 mm

Standards

Brakes	SAE J1026 APR90
Cab/FOGS	SAE J1356 FEB88 ISO 10262

Track

Standard with Standard Undercarriage	600 mm
Standard with Long Undercarriage - Triple Grouser	800 mm
Optional (1)	600 mm
Optional (2)	700 mm
Optional (3)	800 mm

Dimensions

Bore 105 mm

Stroke 127 mm

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