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311F L RR Hydraulic Excavator

  • OVERVIEW
  • SPECIFICATIONS
  • STANDARD / OPTIONAL
PRODUCT DESCRIPTION

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.

Engine
  • Engine Model - Cat® C3.4B
  • Flywheel Power - 70 HP
  • Bore - 3.9 in
  • Stroke - 4.33 in
  • Displacement - 207 in³
  • Gross Power - SAE J1995 - 74 HP
  • Net Power - SAE J1349 - 70 HP
  • Weights
  • Operating Weight - 28660 lb
  • Machine Weight
  • Note - *4.3 m (14'1") reach boom, 2.8 m (9'2") stick, 700 mm (28") track shoes, without blade.
  • Operating Weight* - 28660 lb
  • Swing
  • Swing Speed - 10 r/min
  • Swing Torque - 22791 ft·lbf
  • Drive
  • Maximum Drawbar Pull - 25696 lb
  • Maximum Travel Speed - High - 3.4 mile/h
  • Hydraulic System
  • Main System - Maximum Flow - Total - 125 × 2 L/min (33 × 2 gal/min)
  • Maximum Pressure - Equipment - 4424 psi
  • Maximum Pressure - Swing - 3336 psi
  • Maximum Pressure - Travel - 5076 psi
  • Pilot System - Maximum Flow - 5.8 gal/min
  • Pilot System - Maximum Pressure - 598 psi
  • Service Refill Capacities
  • Cooling System - 2.4 gal (US)
  • Swing Drive - Each - 0.63 gal (US)
  • Final Drive - Each - 0.79 gal (US)
  • Hydraulic System - Including Tank - 42.3 gal (US)
  • Hydraulic Tank - 25.1 gal (US)
  • Engine Oil - With Filter - 2.1 gal (US)
  • Fuel Tank Capacity - 55.48 gal (US)
  • Sound
  • ISO 6395 - Spectator Noise - 99 dB(A)
  • ISO 6396 - Operator Noise (Closed) - 72 dB(A)
  • Dimensions - Reach Boom - 4.3 m (14'1"); R2.8 m (9'2") Stick
  • Cab Height - 9.08 ft
  • Cab Height - With Top Guard - 9.5 ft
  • Counterweight Clearance - 3 ft
  • Ground Clearance - 1.42 ft
  • Handrail Height - 9.25 ft
  • Length - Center of Rollers - 9.08 ft
  • Shipping Height - 9.25 ft
  • Shipping Height - Top of Boom - 9.08 ft
  • Shipping Length - Long Undercarriage - 22.67 ft
  • Shipping Length - Long Undercarriage with Blade - 24.67 ft
  • Tail Swing Radius - 5.75 ft
  • Track Gauge - 6.5 ft
  • Track Length - 11.42 ft
  • Transport Width - 700 mm (28 in) Shoes - 8.75 ft
  • Drive
  • Maximum Travel Speed - Low - 2.2 mile/h
  • Engine
  • Note - The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.9 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes.
  • Hydraulic System
  • Boom Cylinder - Bore - 4 in
  • Boom Cylinder - Stroke - 39 in
  • Bucket Cylinder - Bore - 4 in
  • Bucket Cylinder - Stroke - 37 in
  • Stick Cylinder - Bore - 4 in
  • Stick Cylinder - Stroke - 47 in
  • Track
  • Number of Carrier Rollers - Each Side - 1 piece
  • Number of Shoes - Each Side - 43 pieces
  • Number of Track Rollers - Each Side - 6 pieces
  • Working Ranges - Reach Boom - 4.3 m (14'1"); R2.8 m (9'2") Stick
  • Maximum Cutting Height - 26.67 ft
  • Maximum Depth Cut for 2440 mm (8'0") Level Bottom - 16.33 ft
  • Maximum Digging Depth - 18.33 ft
  • Maximum Loading Height - 18.92 ft
  • Maximum Reach - Ground Level - 26.58 ft
  • Maximum Vertical Wall Digging Depth - 16 ft
  • Minimum Loading Height - 4.33 ft