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 | |
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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 | |
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Operating Weight | 28660 lb / 13000 kg |
Machine Weight | |
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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 | |
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Swing Speed | 10 r/min |
Swing Torque | 22791 ft·lbf / 30.9 kN·m |
Drive | |
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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 | |
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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 | |
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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 | |
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ISO 6395 - Spectator Noise | 99 dB(A) |
ISO 6396 - Operator Noise (Closed) | 72 dB(A) |
Dimensions - Reach Boom - 4.3 m (14'1 | |
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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 | |
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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 | |
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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 | |
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Maximum Depth Cut for 2440 mm (8'0") Level Bottom | 16.33 ft / 4990 mm |
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