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311F LRR

Small Excavators

The Cat 311F LRR delivers fuel savings and performance - two attributes you need to be successful in your business.

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Engine Model Cat® C3.4B
Flywheel Power 52 kW
Bore 99 mm
Stroke 110 mm
Availability Please Call Admin
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311F LRR
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FEATURES & BENEFITS

Reduced Radius

Tight Job, Right MachineWith more and more jobs requiring work in tight spaces, a reduced radius machine is the right choice for you. The 311F LRR's tail swing radius is... Read more

Engine

A Unique Emissions SolutionThe Cat C3.4B engine meets today's EU Stage IIIB emission standards. It provides plenty of power for the utility work you do and won't consume... Read more

Hydraulics

Efficient DesignMajor hydraulic components like pumps and valves are located close together to make it possible to use shorter tubes and lines. This design leads to less... Read more

Operator Station

A Safe and Quiet CabThe Roll-Over Protective Structure (ROPS) certified cab is not only a safety feature, but it is also a sound suppressor due to its special sealing and... Read more

Structures and Undercarriage

Robust FramesThe 311F LRR is a well-built machine that's designed to give you a long service life. The upper frame includes special mountings made specifically to support... Read more

Front Linkage

Booms and SticksThe 311F LRR is offered with a 4.3 m reach boom and two stick configurations: an R2.8m and an R2.25m. The reach boom offers you excellent all-around versa... Read more

Attachments

The 311F LRR is a highly versatile machine that packs a lot of performance into a small package. You can easily expand that performance by utilizing any of the variety of... Read more

Integrated Technologies

Cat Connect makes smart use of technology and services to improve your job site efficiency. Using the data from technology-equipped machines, you'll get more information... Read more

Safety

A Safe and Quiet CabYou will benefit from the enhanced protection of a ROPS-certified cab. Not only is it safe, but its special roof lining and sealing make the sound ins... Read more

SPECIFICATIONS FOR 311F LRR

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Engine
Engine Model Cat® C3.4B
Flywheel Power 52 kW
Bore 99 mm
Stroke 110 mm
Displacement 3.4 l
Maximum Gross Power - ISO 14396 (metric) 54 kW
Net Power - ISO 14396 - Metric 54 kW
Net Power - ISO 9249 - Metric 52 kW
Gross Power - SAE J1995 - Metric 55 kW
Weights
Operating Weight 13900 kg
Minimum Operating Weight 12400 kg
Maximum Operating Weight 13900 kg
Swing
Swing Speed 10 r/min
Drive
Maximum Drawbar Pull 114 kN
Maximum Travel Speed - Low 3.6 km/h
Maximum Travel Speed - High 5.4 km/h
Maximum Travel Speed 5.4 km/h
Hydraulic System
Maximum Pressure - Travel 35 MPa
Maximum Pressure - Swing 23 MPa
Pilot System - Maximum Flow 21.9 l/min
Pilot System - Maximum Pressure 4120 kPa
Boom Cylinder - Bore 100 mm
Boom Cylinder - Stroke 1002 mm
Stick Cylinder - Bore 110 mm
Stick Cylinder - Stroke 1194 mm
Bucket Cylinder - Bore 100 mm
Bucket Cylinder - Stroke 939 mm
Maximum Pressure - Equipment 30.5 MPa
Main System - Maximum Flow - Total 125 × 2 L/min (33 × 2 gal/min)
Service Refill Capacities
Cooling System 18 l
Swing Drive - Each 3 l
Final Drive - Each 3 l
Hydraulic Tank Oil 95 l
Engine Oil - With Filter 8 l
Fuel Tank Capacity 210 l
Hydraulic System Oil - Including Tank 160 l
Sound
Exterior Sound Power Level - ISO 6395:2008* 99 dB(A)
Operator Sound Pressure Level - ISO 6396:2008 72 dB(A)
Note *European Union Directive “2000/14/EC” as amended by “2005/88/EC,” with the cooling fan speed set at 70% of maximum value.
Track
Number of Carrier Rollers - Each Side 1 piece
Number of Shoes - Each Side 43 pieces
Number of Track Rollers - Each Side 6 pieces

SELECT MODELS TO COMPARE

Small Excavators

311F RR

Engine Model Cat® C3.4B
Flywheel Power 52 kW
Bore 99 mm
Stroke 110 mm
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Small Excavators

317B L

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Small Excavators

313F L GC

Engine Power - ISO 9249 52 kW
Engine Model C3.4B
Engine Power - ISO 14396 55 kW
Bore 99 mm
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Small Excavators

315B

Engine Model Cat 3046T Diesel Engine
Flywheel Power 74 kW
Gross Power 76 kW
ISO 9249 74 kW
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Small Excavators

318D2 L (2017)

Net Power - ISO 9249 84 kW
Engine Model C4.4
Engine Power - ISO 14396 93 kW
Bore 105 mm
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Small Excavators

318F L

Engine Model Cat C4.4 ACERT
Flywheel Power 88 kW
Bore 105 mm
Stroke 127 mm
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Small Excavators

312 GC

Net Power - ISO 9249 71.2 kW
Engine Model Cat C3.6
Engine Power - ISO 14396 74.4 kW
Bore 98 mm
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Small Excavators

315F L

Engine Model Cat C4.4 ACERT
Flywheel Power 72 kW
Bore 105 mm
Stroke 127 mm
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of

related attachment

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General Duty

General Duty Bucket 1000 mm (39 in): 591-0062
General Duty

General Duty Bucket 1050 mm (42 in): 594-7618
Performance Hammers

H115 S
General Duty

General Duty Bucket 450 mm (18 in): 571-2851

How to buy

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