311F L RR – 2017, Tier 4 Final, Stage IV, AUZ, EU, NACD

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311F L RR – 2017, Tier 4 Final, Stage IV, AUZ, EU, NACD

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.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.

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  • Specs

Specs

Overview

Long Name:
311F L RR Hydraulic Excavator
Name:
311F L RR
Brand:
Caterpillar
Status:
Current

Engine

Net Power - ISO 9249:
71 HP / 52 kW
Engine Model:
C3.4B
Engine Power - ISO 14396:
74 HP / 55 kW
Bore:
3.9 in / 99 mm
Stroke:
4.33 in / 110 mm
Displacement:
207 in³ / 3.4 l

Hydraulic System

Main System - Maximum Flow:
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

Swing Mechanism

Swing Speed:
10 r/min / 10 r/min
Maximum Swing Torque:
22791 ft·lbf / 30.9 kN·m

Weights

Operating Weight:
28660 lb / 13000 kg

Service Refill Capacities

Fuel Tank Capacity:
55.48 gal (US) / 210 l
Cooling System:
2.4 gal (US) / 9 l
Engine Oil:
2.1 gal (US) / 8 l
Swing Drive:
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

Dimensions

Boom:
4.3 m (14'1" ft)
Stick:
R2.8 m (9'2")
Bucket:
GD 0.53 m3 (0.69 yd3)
Shipping Height - Top of Cab:
9.08 ft / 2760 mm
Handrail Height:
9.25 ft / 2820 mm
Shipping Length:
22.67 ft / 6920 mm
Shipping Length - with Blade:
24.67 ft / 7540 mm
Tail Swing Radius:
5.75 ft / 1750 mm
Counterweight Clearance:
3 ft / 915 mm
Ground Clearance:
1.42 ft / 440 mm
Track Length:
11.42 ft / 3490 mm
Length to Center of Rollers:
9.08 ft / 2780 mm
Track Gauge:
6.5 ft / 1990 mm
Transport Width:
8.75 ft / 2690 mm

Working Ranges

Maximum Digging Depth:
18.33 ft / 5590 mm
Boom:
4.3 m (14'1" ft)
Stick:
R2.8 m (9'2")
Bucket:
GD 0.53 m3 (0.69 yd3)
Maximum Reach at Ground Level:
26.58 ft / 8100 mm
Maximum Cutting Height:
26.67 ft / 8140 mm
Maximum Loading Height:
18.92 ft / 5770 mm
Minimum Loading Height:
4.33 ft / 1330 mm
Maximum Vertical Wall Digging Depth:
16 ft / 4880 mm
Bucket Digging Force (ISO):
20007 lbf / 89 kN
Stick Digging Force (ISO):
11690 lbf / 52 kN