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Copyr
ight
Lie
bherr
2011
[1] Machine presentation guidelines
Product Management Tunneling Excavators
Copyr
ight
Lie
bherr
2011
[2] Machine presentation guidelines
Engine performance: 190 kW / 258 HP
Displacement: 10,5 l
Operating weight: approx. 43,5 t
Max. break-out force: 173 kN
Max. digging force: 129 kN
Undercarriage: HD-S
Max. drawbar pull: 336 KN
Travel speed: 2,8 km/h / 5,1 km/h
Technical Data:
Copyr
ight
Lie
bherr
2011
[5] Machine presentation guidelines
HD-S Undercarriage
D7G Track, Drawbar pull max. 336 kN
4 piece track guide as a standard
Deflector blades to deviate falling
materials on tracks
Travel drive protection
as a standard
3000 mm dozer blade
with cylinder protections
as a standard
500 mm double-grouser track pads as standard
Travel speed 2,8 – 5,1 km/h
Copyr
ight
Lie
bherr
2011
[7]
– left
Machine presentation guidelines
Reinforcement bottom plate Fire extinguisher next to
the cab
Easy access to the
uppercarriage via steps with
grips on each side
Emergency stop switch Uppercarriage with steel structure
Reinforced fuel tank
Copyr
ight
Lie
bherr
2011
[9]
– right
Machine presentation guidelines
Working headlight with
protection
Tool box
Fully-automatic Liebherr central
lubrication system as a standard (except bucket tilt linkage)
Emergency stop switch
Additional uppercarriage
protection plates
Warning flashing light when
travelling backwards
(on both sides)
Copyr
ight
Lie
bherr
2011
[11]
– engine compartment
Machine presentation guidelines
Hydraulic reservoir
stop valve:
Easy and quick
interruption of the oil
circuit between
hydraulic reservoir
and hydraulic
system
Easy access to air
filter
Engine and pump compartment
Comfortably positioned ascents on both sides provide
good accessibility to all service points
Hydrostatic fan drive
The cooling system consists of two hydrostatically driven fans
Thermostatically regulated fan speed via engine oil and coolant temperature
Accelerated warm-up period
Fan only takes-off the needed power, reducing fuel consumption
Copyr
ight
Lie
bherr
2011
[13]
Machine presentation guidelines
Special tunnel boom with 2 x 45° tilting
mechanism
Optimal disposition and protection of
hoses and pipes (less risks of
demolition and damage)
Liebherr hydraulic cylinders:
Cylinder sizes matched to each
model
High-quality coating of piston rod
Special gasket packages for
piston rod and piston
Sealed special bushings for pin
mounting
Different types of equipment: for every material and application
the correct working tool
Strong and
well protected
attachment
Copyr
ight
Lie
bherr
2011
[14] Machine presentation guidelines
Shut off valve for
AHS circuit
Two-way selector
valve for hydraulic
circuit hammer /
shear
Copyr
ight
Lie
bherr
2011
[15]
– tools
Machine presentation guidelines
R 944 C Tunnel
Max. bucket capacity: 0,16 – 1,5 m3
Max. oil pressure: 350 bar
Max. oil flow: 305 l/min
Montabert V45 (2547 kg)
Reference hammer: Montabert V1600 (1950 kg)
Atlas Copco MB 2200 ( 2200 kg)
Reference drill ERKAT ER 2000-1
(Diameter 680 mm, width 1200 mm)
Copyr
ight
Lie
bherr
2011
[17]
– Comfort
Machine presentation guidelines
Good visibility thanks to
large window areas on all sides
Adjustable
seat with
synthetic
leather seat
cover (easy
to clean)
Spacious
tunnel cab
in a open
version as
a standard
(closed in
option)
Electronic components
developed and produced by
and for Liebherr
Adjustable
working light
Copyr
ight
Lie
bherr
2011
[18]
– Safety
Machine presentation guidelines
Polycarbonate windows
(to the side and behind)
Strengthened opened cabin especially
conceived for tunnel applications
Fire extinguisher
inside of the cabin
Cabling with
high strength
insulation against
mechanical and
thermal damages
Category of
protection IP65 for
electrical cabinet:
security against
dust and humidity
Protected
display against
dust and humidity
2
Polycarbonate windows (removable and easy to clean)
Integrated FOPS protection and FGPS in the front
1