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Published dimensions and weight

Liebherr A311

Weighing roughly 11.6 t and rated at 91 hp, the Liebherr A311 is a mobile excavator in its size class.

01Published dimensions and weight
Dimensions reference
Mobile Excavator category illustration
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight25573.7 lb11600 kg
03Selected published values28
Published highlights
  • Shipping Length Of Unit: 28.55 ft / 8700 mm
  • Max Cutting Height: 21.82 ft / 6650 mm
  • Max Loading Height: 22.15 ft / 6750 mm
  • Max Reach Along Ground: 27.56 ft / 8400 mm
Typical use

Mobile excavators are commonly used for digging and material handling where wheeled travel between work areas is useful. Published rows for Liebherr A311 include a published maximum digging depth of 13.46 ft / 4100 mm, published operating weight of 25573.7 lb / 11600 kg, published engine power of 91 hp / 67.9 kw. These values describe the published configuration; verify the specific machine's configuration, attachments and records.

Buyer review notes
  • Compare the published “Shipping Length Of Unit” field (28.55 ft / 8700 mm) with the specific machine's configuration and records; options and condition can differ.
  • Compare the published “Max Cutting Height” field (21.82 ft / 6650 mm) with the specific machine's configuration and records; options and condition can differ.
  • Compare the published “Max Loading Height” field (22.15 ft / 6750 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications

Published values, clearly grouped.

Published specifications and measurements are organized by section for quick reference.

01

Boom/Stick Option (Mex) 1

Shipping Length Of Unit28.55 ft8700 mm
Max Cutting Height21.82 ft6650 mm
Max Loading Height22.15 ft6750 mm
Max Reach Along Ground27.56 ft8400 mm
Max Digging Depth13.46 ft4100 mm
Boom/Stick Option (Mex) 1Hydro. Adjustable Boom 2350mm / Stick 2050mmHydro. Adjustable Boom 2350mm / Stick 2050mm
02

Engine

Number Of Cylinders44
Engine Make23492349
Engine ModelBF4M2012BF4M2012
Net Power91 hp67.9 kw
Power Measured @2000 rpm2000 rpm
Displacement244.1 cu in4 L
AspirationDirect Injection Turbo-chargedDirect Injection Turbo-charged
03

Operational

Fuel Capacity56.8 gal215 L
Operating Weight25573.7 lb11600 kg
Operational Voltage24 V24 V
Alternator Supplied Amperage55 amps55 amps
Hydraulic System Relief Valve Pressure5076.4 psi35000 kPa
Hydraulic Pump TypeVariable Displacement, Swashplate PumpVariable Displacement, Swashplate Pump
Hydraulic Pump Flow Capacity58.2 gal/min220 L/min
Tire Size9.00-209.00-20
04

Swing Mechanism

Swing Speed9 rpm9 rpm
Swing Torquelb ft30 Nm
05

Transmission

Transmission TypeOversized two speed power shift transmission and integrated protection with additional creeper speedOversized two speed power shift transmission and integrated protection with additional creeper speed
Max Travel Speed12.5 mph20 km/h
06

Buckets

Reference Bucket Capacity0.4 yd30.3 m3
Minimum Bucket Capacity0.2 yd30.1 m3
Maximum Bucket Capacity0.4 yd30.3 m3
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Manufacturer-published specifications.

Other Liebherr models