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311C Utility Hydraulic Excavator

Product Description

Increased horsepower, better controllability, extended service intervals and a redesigned operator station increase your productivity and lower your operating costs.

Specifications
Us
Metric
Engine
Engine Model
Cat® 3064T
Flywheel Power
79 HP
59 kW
Gross Power
82 HP
61 kW
ISO 9249
79 HP
59 kW
SAE J1349
79 HP
59 kW
EEC 80/1269
79 HP
59 kW
Bore
4 in
102 mm
Stroke
5.1 in
130 mm
Displacement
259 in³
4.25 l
Weights
Operating Weight
26410 lb
11980 kg
Operating Weight - Standard Undercarriage
26410 lb
11980 kg
Swing Mechanism
Swing Torque
23060 lb/ft
31270 kN·m
Swing Speed
10.6 r/min
10.6 r/min
Drive
Maximum Drawbar Pull
20680 lb
92 kN
Travel Speed
3.4 mile/h
5.6 km/h
Hydraulic System
Main Implement System - Maximum Flow (2x)
28 gal/min
108 l/min
Maximum Pressure - Implements
4340 psi
29900 kPa
Maximum Pressure - Travel
4980 psi
34300 kPa
Maximum Pressure - Swing
3410 psi
23500 kPa
Pilot System - Maximum Flow
6.4 gal/min
24.3 l/min
Pilot System - Maximum Pressure
600 psi
4120 kPa
Blade - Maximum Flow
14.1 gal/min
53.2 l/min
Blade System - Maximum Pressure
2990 psi
20594 kPa
Boom Cylinder - Bore
4 in
100 mm
Boom Cylinder - Stroke
40 in
1002 mm
Stick Cylinder - Bore
4.3 in
110 mm
Stick Cylinder - Stroke
47 in
1194 mm
Bucket Cylinder - Bore
4 in
100 mm
Bucket Cylinder - Stroke
37 in
939 mm
Service Refill Capacities
Fuel Tank
51.5 gal (US)
195 l
Cooling System
4.6 gal (US)
17.5 l
Engine Oil
5.2 gal (US)
19.5 l
Swing Drive - Each
0.8 gal (US)
3 l
Final Drive - Each
0.8 gal (US)
3 l
Hydraulic System - Including Tank
42.3 gal (US)
160 l
Hydraulic Tank
24.3 gal (US)
92 l
Dimensions
Transport Width
98.03 in
2490 mm
Shipping Height
9.09 ft
2770 mm
Length - Center of Rollers
8.56 ft
2610 mm
Standard/Optional

Standard Equipment

Cab
Powertrain
Undercarriage

Optional Equipment

Stick and boom combinations:
Track:

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