311F L RR

Heavy Equipment

311F L RR

Flywheel Power
70 HP / 52 kW
Operating Weight
28660 lb / 13000 kg
Maximum Drawbar Pull
25696 lb / 114.3 kN

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 / 52 kW
Bore 3.9 in / 99 mm
Stroke 4.33 in / 110 mm
Displacement 207 in³ / 3.4 l
Gross Power - SAE J1995 74 HP / 55 kW
Net Power - SAE J1349 70 HP / 52 kW
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.
Weights
Operating Weight 28660 lb / 13000 kg
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 / 13000 kg
Swing
Swing Speed 10 r/min
Swing Torque 22791 ft·lbf / 30.9 kN·m
Drive
Maximum Drawbar Pull 25696 lb / 114.3 kN
Maximum Travel Speed - High 3.4 mile/h / 5.4 km/h
Maximum Travel Speed - Low 2.2 mile/h / 3.6 km/h
Hydraulic System
Main System - Maximum Flow - Total 125 × 2 L/min (33 × 2 gal/min)
Maximum Pressure - Equipment 4424 psi / 30.5 MPa
Maximum Pressure - Swing 3336 psi / 23 MPa
Maximum Pressure - Travel 5076 psi / 35 MPa
Pilot System - Maximum Flow 5.8 gal/min / 21.9 l/min
Pilot System - Maximum Pressure 598 psi / 4120 kPa
Boom Cylinder - Bore 4 in / 100 mm
Boom Cylinder - Stroke 39 in / 1002 mm
Bucket Cylinder - Bore 4 in / 100 mm
Bucket Cylinder - Stroke 37 in / 939 mm
Stick Cylinder - Bore 4 in / 110 mm
Stick Cylinder - Stroke 47 in / 1194 mm
Service Refill Capacities
Cooling System 2.4 gal (US) / 9 l
Swing Drive - Each 0.63 gal (US) / 2.4 l
Final Drive - Each 0.79 gal (US) / 3 l
Hydraulic System - Including Tank 42.3 gal (US) / 160 l
Hydraulic Tank 25.1 gal (US) / 95 l
Engine Oil - With Filter 2.1 gal (US) / 8 l
Fuel Tank Capacity 55.48 gal (US) / 210 l
Sound
ISO 6395 - Spectator Noise 99 dB(A)
ISO 6396 - Operator Noise (Closed) 72 dB(A)
Dimensions - Reach Boom - 4.3 m (14'1
Cab Height 9.08 ft / 2760 mm
Cab Height - With Top Guard 9.5 ft / 2920 mm
Counterweight Clearance 3 ft / 915 mm
Ground Clearance 1.42 ft / 440 mm
Handrail Height 9.25 ft / 2820 mm
Length - Center of Rollers 9.08 ft / 2780 mm
Shipping Height 9.25 ft / 2820 mm
Shipping Height - Top of Boom 9.08 ft / 2760 mm
Shipping Length - Long Undercarriage 22.67 ft / 6920 mm
Shipping Length - Long Undercarriage with Blade 24.67 ft / 7540 mm
Tail Swing Radius 5.75 ft / 1750 mm
Track Gauge 6.5 ft / 1990 mm
Track Length 11.42 ft / 3490 mm
Transport Width - 700 mm (28 in) Shoes 8.75 ft / 2690 mm
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
Maximum Cutting Height 26.67 ft / 8140 mm
Maximum Digging Depth 18.33 ft / 5590 mm
Maximum Loading Height 18.92 ft / 5770 mm
Maximum Reach - Ground Level 26.58 ft / 8100 mm
Maximum Vertical Wall Digging Depth 16 ft / 4880 mm
Minimum Loading Height 4.33 ft / 1330 mm
Product Specifications
Maximum Depth Cut for 2440 mm (8'0") Level Bottom 16.33 ft / 4990 mm
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