United States - English

Current number of specifications

 
Caterpillar 311B Hydraulic Excavator

Selected Dimensions

Boom/Stick Option
I. Max Cutting Height25.1 ft in7660 mm
J. Max Loading Height17.4 ft in5300 mm
K. Max Reach Along Ground23.9 ft in7290 mm
L. Max Vertical Wall Digging Depth13.6 ft in4150 mm
M. Max Digging Depth15.6 ft in4740 mm
Dimensions
B. Width to Outside of Tracks8.2 ft in2490 mm
D. Length of Track on Ground8.6 ft in2610 mm
E. Ground Clearance1.4 ft in440 mm
G. Height to Top of Cab9.1 ft in2760 mm
H. Tail Swing Radius7 ft in2130 mm
O. Counterweight Clearance3 ft in920 mm
Undercarriage
F. Track Gauge6.5 ft in1990 mm
N. Shoe Size19.7 in500 mm

Specification

Engine
MakeCaterpillar
Model3064T
Gross Power85 hp63.4 kw
Net Power79 hp58.9 kw
Power Measured @1800 rpm
Displacement259 cu in4.2 L
Number of Cylinders4
AspirationTurbocharged
Operational
Operating Weight24526.4 lb11125 kg
Fuel Capacity66 gal250 L
Cooling System Fluid Capacity4.1 gal15.5 L
Hydrauilc System Fluid Capacity41.5 gal157 L
Engine Oil Capacity3.4 gal13 L
Swing Drive Fluid Capacity0.74 gal2.8 L
Operating Voltage24 V
Alternator Supplied Amperage50 amps
Hydraulic System Relief Valve Pressure4980 psi34335.9 kPa
Hydraulic Pump Flow Capacity57.1 gal/min216 L/min
Swing Mechanism
Swing Speed10.8 rpm
Swing Torque22422 lb ft30400.2 Nm
Undercarriage
Shoe Size19.7 in500 mm
Ground Pressure5.5 psi38 kPa
Max Travel Speed3.4 mph5.5 km/h
Drawbar Pull20720 lb92.2 kN
Track Gauge6.5 ft in1990 mm
Buckets
Reference Bucket Capacity0.6 yd30.46 m3
Minimum Bucket Capacity0.46 yd30.35 m3
Maximum Bucket Capacity1 yd30.78 m3
Boom/Stick Option (HEX) 1
Boom/Stick Option (HEX) 1Boom 14'1" (4300mm) / Stick 1950mm
Max Digging Depth15.6 ft in4740 mm
Max Reach Along Ground23.9 ft in7290 mm
Max Cutting Height25.1 ft in7660 mm
Max Loading Height17.4 ft in5300 mm
Max Vertical Wall Digging Depth13.6 ft in4150 mm
Boom/Stick Option (HEX) 2
Boom/Stick Option (HEX) 2Boom 14'1" (4300mm) / Stick 7'5" (2250mm)
Shipping Height of Unit9.1 ft in2760 mm
Shipping Length of Unit23.8 ft in7250 mm
Max Digging Depth16.6 ft in5050 mm
Max Reach Along Ground24.8 ft in7570 mm
Max Cutting Height25.6 ft in7795 mm
Max Loading Height17.8 ft in5440 mm
Max Vertical Wall Digging Depth14.6 ft in4445 mm
Boom/Stick Option (HEX) 3
Boom/Stick Option (HEX) 3Boom 14'1" (4300mm) / Stick 9'2" (2800mm)
Shipping Height of Unit9.1 ft in2760 mm
Shipping Length of Unit23.8 ft in7260 mm
Max Digging Depth18.4 ft in5600 mm
Max Reach Along Ground26.6 ft in8100 mm
Max Cutting Height26.6 ft in8120 mm
Max Loading Height18.9 ft in5765 mm
Max Vertical Wall Digging Depth16.3 ft in4965 mm
Dimensions
Width to Outside of Tracks8.2 ft in2490 mm
Height to Top of Cab9.1 ft in2760 mm
Ground Clearance1.4 ft in440 mm
Counterweight Clearance3 ft in920 mm
Tail Swing Radius7 ft in2130 mm
Length of Track on Ground8.6 ft in2610 mm