Cat Excavators:

311F L RR Hydraulic Excavator

Engine Model
Cat® C3.4B
Flywheel Power
70 hp
Operating Weight
28660 lb
Maximum Drawbar Pull
25696 lb

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.



Product Specs

  • Engine

  • Engine Model
    Cat® C3.4B
    Flywheel Power
    70hp
    Bore
    3.90in
    Stroke
    4.33in
    Displacement
    207in3
    Gross Power – SAE J1995
    74hp
    Net Power – SAE J1349
    70hp
  • Weights

  • Operating Weight
    28660lb
  • Drive

  • Maximum Drawbar Pull
    25696lb
    Maximum Travel Speed – High
    3.4mph
    Maximum Travel Speed – Low
    2.2mph
  • Swing

  • Swing Torque
    22791lbf-ft
    Swing Speed
    10rpm
  • Hydraulic System

  • Maximum Pressure – Travel
    5076psi
    Maximum Pressure – Swing
    3336psi
    Pilot System – Maximum Flow
    5.8gal/min
    Pilot System – Maximum Pressure
    598psi
    Main System – Maximum Flow (Total)
    125 × 2 L/min (33 × 2 gal/min)
    Maximum Pressure – Equipment
    4424psi
    Boom Cylinder – Bore
    4in
    Boom Cylinder – Stroke
    39in
    Stick Cylinder – Bore
    4in
    Stick Cylinder – Stroke
    47in
    Bucket Cylinder – Bore
    4in
    Bucket Cylinder – Stroke
    37in
  • Service Refill Capacities

  • Cooling System
    2.4gal
    Final Drive (each)
    0.79gal
    Hydraulic System (including tank)
    42.3gal
    Hydraulic Tank
    25.1gal
    Engine Oil (with filter)
    2.1gal
    Fuel Tank Capacity
    55.48gal
    Swing Drive (each)
    0.63gal
  • Machine Weight

  • Operating Weight*
    28660lb
    Note
    *4.3 m (14'1") reach boom, 2.8 m (9'2") stick, 700 mm (28") track shoes, without blade.
  • Sound

  • ISO 6396 – Operator Noise (Closed)
    72dB(A)
    ISO 6395 – Spectator Noise
    99dB(A)
  • Dimensions: Reach Boom – 4.3 m (14'1"); R2.8 m (9'2") Stick

  • Shipping Height
    9.25ft
    Shipping Height at Boom Top
    9.08ft
    Handrail Height
    9.25ft
    Shipping Length – Long Undercarriage
    22.67ft
    Shipping Length – Long Undercarriage with Blade
    24.67ft
    Tail Swing Radius
    5.75ft
    Length to Center of Rollers
    9.08ft
    Track Length
    11.42ft
    Ground Clearance
    1.42ft
    Track Gauge
    6.50ft
    Transport Width – 700 mm (28") Shoes
    8.75ft
    Cab Height
    9.08ft
    Cab Height with Top Guard
    9.50ft
    Counterweight Clearance
    3.00ft
  • Working Ranges: Reach Boom – 4.3 m (14'1"); R2.8 m (9'2") Stick

  • Maximum Digging Depth
    18.33ft
    Maximum Reach at Ground Level
    26.58ft
    Maximum Cutting Height
    26.67ft
    Maximum Loading Height
    18.92ft
    Minimum Loading Height
    4.33ft
    Maximum Depth Cut for 2440 mm (8'0") Level Bottom
    16.33ft
    Maximum Vertical Wall Digging Depth
    16.00ft
  • Track

  • Number of Shoes (each side)
    43 pieces
    Number of Track Rollers (each side)
    6 pieces
    Number of Carrier Rollers (each side)
    1 piece

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