311F RR Hydraulic Excavator

311F LRR 311F LRR
311F LRR 311F LRR
311F LRR 311F LRR
Cat® 311F L RR Small Excavator Delivers in Tight Spaces Cat® 311F L RR Small Excavator Delivers in Tight Spaces
Request Info

SPECS SUMMARY

Net Power - ISO 924971 HP (52 kW)
Operating Weight28660 lb (13000 kg)
Maximum Digging Depth18.33 ft (5590 mm)
Engine ModelC3.4B
If you want a machine with the power to match your jobs but owning and operating costs to fit your business, then the Cat® 311F L RR excavator is your answer. Its reduced radius will get you into some pretty tight spots, and its reasonable price and miserly fuel burn will help you operate on a tight budget.

Specifications

Net Power - ISO 924971 HP (52 kW)
Operating Weight28660 lb (13000 kg)
Maximum Digging Depth18.33 ft (5590 mm)
Engine ModelC3.4B
Engine Power - ISO 1439674 HP (55 kW)
Bore3.9 in (99 mm)
Stroke4.33 in (110 mm)
Displacement207 in³ (3.4 l)
Main System - Maximum Flow125 × 2 L/min (33 × 2 gal/min)
Maximum Pressure - Equipment4424 psi (30.5 MPa)
Maximum Pressure - Swing3336 psi (23 MPa)
Maximum Pressure - Travel5076 psi (35 MPa)
Swing Speed10 r/min (10 r/min)
Maximum Swing Torque22791 ft·lbf (30.9 kN·m)
Fuel Tank Capacity55.48 gal (US) (210 l)
Cooling System2.4 gal (US) (9 l)
Engine Oil2.1 gal (US) (8 l)
Swing Drive0.63 gal (US) (2.4 l)
Final Drive - Each0.79 gal (US) (3 l)
Hydraulic System - Including Tank42.3 gal (US) (160 l)
Hydraulic Tank25.1 gal (US) (95 l)
Boom4.3 m (14'1" ft)
StickR2.8 m (9'2")
BucketGD 0.53 m3 (0.69 yd3)
Shipping Height - Top of Cab9.08 ft (2760 mm)
Handrail Height9.25 ft (2820 mm)
Shipping Length22.67 ft (6920 mm)
Shipping Length - with Blade24.67 ft (7540 mm)
Tail Swing Radius5.75 ft (1750 mm)
Counterweight Clearance3 ft (915 mm)
Ground Clearance1.42 ft (440 mm)
Track Length11.42 ft (3490 mm)
Length to Center of Rollers9.08 ft (2780 mm)
Track Gauge6.5 ft (1990 mm)
Transport Width8.75 ft (2690 mm)
Boom4.3 m (14'1" ft)
StickR2.8 m (9'2")
BucketGD 0.53 m3 (0.69 yd3)
Maximum Reach at Ground Level26.58 ft (8100 mm)
Maximum Cutting Height26.67 ft (8140 mm)
Maximum Loading Height18.92 ft (5770 mm)
Minimum Loading Height4.33 ft (1330 mm)
Maximum Vertical Wall Digging Depth16 ft (4880 mm)
Bucket Digging Force (ISO)20007 lbf (89 kN)
Stick Digging Force (ISO)11690 lbf (52 kN)

Benefits and Features

  • The C3.4B U.S. EPA Tier 4 Final/EU Stage IV engine burns up to 14% less fuel than the model it replaces, the 311D.
  • The engine is equipped to run on up to B20 biodiesel fuel.
  • Two power modes, high power and eco mode, help operators manage fuel consumption.
  • Auto engine idle shutdown saves fuel, reduces emissions, and extends service intervals.

  • Reduced radius is ideal for work in space-restricted areas.
  • Site prep and finishing work are quick and easy with a wide range of Cat work tools.
  • Utility work is fast and flawless with a Cat bucket and compactor.
  • A coupler lets you swap between attachments in seconds without leaving the cab.
  • See the whole money-making attachment line for your machine at www.cat.com/attachments.

  • The roll-over protective structure (ROPS) certified cab is quiet and comfortable.
  • Automatic climate control helps maintain consistent cab temperature.
  • Joystick consoles and armrests are adjustable.
  • Seats are adjustable and feature air suspension and heated and cooled options.
  • The LCD monitor is easy to navigate and programmable in 42 languages.

  • Booms and sticks are built with baffle plates for enhanced service life.
  • Box-section structures with multi-plate fabrications, castings, and forgings are used in high-stress areas.
  • Greased track link between pins and bushings increases undercarriage life and reduces noise.

  • Many routine service and maintenance points can be accessed from ground level reducing the time taken to check and service your machine.
  • Service doors are designed to prevent debris entry and to make access to fluid taps and filters easy.
  • The cooling package is designed to prevent plugging and has wide clearance to help make blowing off debris easy.

  • The side-view camera is offered to enhance visibility on the boom side of the machine to help make operators more effective and efficient.*

    * Regulation requirement for Europe only.

  • Cat technology improves job site efficiency.
  • Product Link™ system connects owners to their equipment, providing access to machine data such as location, hours, fuel consumption, idle time, events, and diagnostic codes.