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311F L RR

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Overview

The Cat® 311F RR reduced radius excavator operates where others don't fit. Offering power, excellent fuel efficiency and low owning/operating costs, the 311F RR is a great option for a wide range of excavator needs.

Engine

  • Engine Power - ISO 9249 71.0 HP 52.0 kW
  • Engine Model Cat® C3.4B Cat® C3.4B
  • Engine Power - ISO 14396 74.0 HP 55.0 kW
  • Bore 3.9 in 99.0 mm
  • Stroke 4.33 in 110.0 mm
  • Displacement 207.0 in³ 3.4 l

Hydraulic System

  • Main System - Maximum Flow 125 × 2 L/min (33 × 2 gal/min) 125 × 2 L/min (33 × 2 gal/min)
  • Maximum Pressure - Equipment 4424.0 psi 30.5 MPa
  • Maximum Pressure - Swing 3336.0 psi 23.0 MPa
  • Maximum Pressure - Travel 5076.0 psi 35.0 MPa

Swing Mechanism

  • Swing Speed 10.0 r/min 10.0 r/min
  • Maximum Swing Torque 22791.0 ft·lbf 30.9 kN·m

Weights

  • Operating Weight 28660.0 lb 13000.0 kg

Service Refill Capacities

  • Fuel Tank Capacity 55.48 gal (US) 210.0 l
  • Cooling System 2.4 gal (US) 9.0 l
  • Engine Oil 2.1 gal (US) 8.0 l
  • Swing Drive 0.63 gal (US) 2.4 l
  • Final Drive - Each 0.79 gal (US) 3.0 l
  • Hydraulic System - Including Tank 42.3 gal (US) 160.0 l
  • Hydraulic Tank 25.1 gal (US) 95.0 l

Dimensions

  • Boom 4.3 m (14'1" ft) 4.3 m (14'1" ft)
  • Stick R2.8 m (9'2") R2.8 m (9'2")
  • Bucket GD 0.53 m3 (0.69 yd3) GD 0.53 m3 (0.69 yd3)
  • Shipping Height - Top of Cab 9.08 ft 2760.0 mm
  • Handrail Height 9.25 ft 2820.0 mm
  • Shipping Length 22.67 ft 6920.0 mm
  • Shipping Length - with Blade 24.67 ft 7540.0 mm
  • Tail Swing Radius 5.75 ft 1750.0 mm
  • Counterweight Clearance 3.0 ft 915.0 mm
  • Ground Clearance 1.42 ft 440.0 mm
  • Track Length 11.42 ft 3490.0 mm
  • Length to Center of Rollers 9.08 ft 2780.0 mm
  • Track Gauge 6.5 ft 1990.0 mm
  • Transport Width 8.75 ft 2690.0 mm

Working Ranges

  • Maximum Digging Depth 18.33 ft 5590.0 mm
  • Boom 4.3 m (14'1" ft) 4.3 m (14'1" ft)
  • Stick R2.8 m (9'2") R2.8 m (9'2")
  • Bucket GD 0.53 m3 (0.69 yd3) GD 0.53 m3 (0.69 yd3)
  • Maximum Reach at Ground Level 26.58 ft 8100.0 mm
  • Maximum Cutting Height 26.67 ft 8140.0 mm
  • Maximum Loading Height 18.92 ft 5770.0 mm
  • Minimum Loading Height 4.33 ft 1330.0 mm
  • Maximum Vertical Wall Digging Depth 16.0 ft 4880.0 mm
  • Bucket Digging Force (ISO) 20007.0 lbf 89.0 kN
  • Stick Digging Force (ISO) 11690.0 lbf 52.0 kN

MOVE MORE WITH LESS FUEL

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EXPAND YOUR CAPABILITIES

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DESIGNED FOR OPERATORS

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BUILT TO PERFORM

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SAVE ON SERVICE AND MAINTENANCE

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ENSURING A SAFE JOB SITE

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EFFICIENCY THROUGH TECHNOLOGY

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