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311F L RR Hydraulic Excavator

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Product Description

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.

Specifications
Us
Metric
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
Standard/Optional

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