Page 1
Technical Description
Hydraulic Excavator
Operating Weight with Backhoe Attachment 668 t/1,472,700 lb
Operating Weight with Shovel Attachment 677 t/1,492,500 lb
Engine Output 3000 HP (2240 kW)
Bucket Capacity 25,00 – 36,00 m
Shovel Capacity 25,00 – 36,00 m
Operating Temperature – 50 °C to + 40 °C/– 58 °F to + 104 °F
3
/32.7 – 47.1 cuyd
3
/32.7 – 47.1 cuyd
R 996
litronic
`
Page 2
Technical Data
Engine
2 Cummins diesel engines
Rating per
SAE J 1995
Model
Type
Displacement
Bore/Stroke
Air cleaner
Fuel tank
Electrical system
Voltage
Batteries
Alternator
Engine idling
Option
________________
________________________
__________________________
____________
________________
______________________
________________________
______________________
____________________
__________________
____________________
____________________________
Hydraulic System
Hydraulic pumps
for attachment and
travel drive
Max. flow
Max. hydr. pressure
Hydraulic pumps
for swing drive
Max. flow
Max. hydr. pressure
Pump regulation
Hydraulic tank capacity
Hydraulic system
capacity
Hydraulic oil filter
Hydraulic oil cooler
Electronic engine
speed sensing
Lubrication
________________
__________________
____________
__________________
______________
__________________________
______________
__________
__________________
______________________
3000 HP/2240 kW at 1800 RPM
K 1800 E
16 cylinder V-engine,
water-cooled,
direct injection,
turbo-charged,
after-cooler
50,3 l/3069 cu.in
159/159 mm/6.26/6.26 in
dry-type air cleaner with pre-cleaner, with
automatic dust ejector, primary and safety
elements
13000 l/3440 gal
24 V
8 (+ 4) x 170 Ah/12 V
4 x 24 V/150 Amp
sensor controlled
alternate diesel engines or electric motors
on request
8 variable flow axial piston pumps
8 x 840 l/min./8 x 222 gpm
____
320 bar/4640 PSI
4 reversible swash plate pumps, closedloop circuit
4 x 413 l/min./4 x 109 gpm
____
350 bar/5076 PSI
electro-hydraulic,
pressure compensation,
flow compensation,
automatic oil flow optimizer
____
4600 l/1216 gal
8200 l/2169 gal
filtration of entire return flow, 1 high
pressure filter for each main pump
2 separate coolers, 4 temperature
controlled fans driven via hydraulic piston
motors
over the entire engine RPM range
central lubrication system
Swing Drive
Hydraulic motor
Swing gear
Swing ring
Swing speed
Swing-Holding brake
________________
______________________
______________________
____________________
________
Uppercarriage
____________________________
Design
Attachment mounting
Catwalks
________________________
________
Service Flap
____________________________
Design
Quick coupler upon request
4 Liebherr axial piston motors
4 Liebherr planetary reduction gears
Liebherr, sealed triple roller swing ring,
internal teeth
0–3.5 RPM
hydraulically released, maintenance-free,
multi-disc brakes integrated in each swing
gear
torque resistant designed upper frame in
box type construction for superior strength
and durability
parallel longitudinal main girders in boxsection construction
on the right side with a hydraulically driven
access ladder, additional emergency ladder
in front of the cab
hydraulically actuated service flap, easily
accessible from ground level to allow:
– fuel fast refill
– hydraulic oil refill
– engine oil quick change
– splitterbox oil quick change
– swing gearbox oil quick change
– swing ring gearing grease barrel refilling
via grease filter
– attachment/swing ring bearing grease
barrel refilling via grease filter
– windshield washer water refilling
Hydraulic Controls
Servo circuit
Emergency control
Power distribution
Flow summation
Control functions
Attachment and
swing
Travel
Bottom dump bucket
Operation with one engine possible
2 TD R 996 Arctic Litronic
____________________
______
____________
________
________________________
________________________
independant, electric over hydraulic
proportional controls of each function
via accumulator for all attachment functions with stopped engine
via monoblock control valves with integrated primary relief valves and flanged on
secondary valves for travel
to attachment and travel drive
proportional via joystick levers
proportional via foot pedals or hand levers
__
proportional via foot pedals
Page 3
Technical Data
Operator’s Cab
____________________________
Design
Operator’s seat
Cabin windows
Heating system/
Air conditioning
Cabin pressurization
Controls
Monitoring
Automatic engine
shut off
Destroking of
main pumps
Safety functions
________________
________________
________________
__________________________
______________________
____________________________
____________________
______________
Undercarriage
____________________________
Design
Hydraulic motor
Travel gear
Travel speed
Parking brake
Track components
Track rollers/
Carrier rollers
Automatic track
tensioner
Transport
________________
______________________
____________________
__________________
__________________
________________________
________________________
________
____________
resiliently mounted, sound insulated,
large windows for all-around visibility,
integrated falling object protection FOPS
suspended, body-contoured with shock
absorber, adjustable to operator’s weight
20,5 mm/0.8 in tinted armored glass for
front window and left hand side windows,
all other windows in tinted safety glass,
high pressure windshield-washer-system
with 75 l/20 gal watertank,
sun louvers on all windows in heavy duty
design
heavy duty, high output air conditioner and
heater unit
ventilation unit with filters
joystick levers integrated into armrest of
seat
via LCD-Display, data memory
in case of low engine oil pressure or low
coolant level
in case of engine overheating or low
hydraulic oil level
additional gauges with constant display for:
engine speed, hourmeter, engine oil
pressure, coolant temperature and
hydraulic oil temperature
3-piece undercarriage,
box type structures for center piece and
side frames,
stress relieved
2 axial piston motors per side frame
Liebherr reduction gear
0–2,2 km/h/0–1.4 mph
spring engaged, hydraulically released wet
multi-disc brakes for each travel motor,
maintenance-free
maintenance-free combined pad-link,
heavy duty track shoes
7/3
pressurized hydraulic cylinder with accumulator, maintenance free
undercarriage side frames are removable
Central Lubrication System
________________________________
Type
Grease pumps
Capacity
________________
__________________________
Attachment
____________________________
Design
____________________________
Pivots
Hydraulic cylinders
Hydraulic connections
Kinematics
______________________
Lincoln Centromatic lubrication system for
the entire attachment and swing ring
2 Lincoln Powermaster pumps with switch
over function,
plus 1 separate pump for swing ring teeth
1 x 600 l/158,5 gal bulk container for
attachment and swing ring, separated
1 x 80 l/21 gal grease drum for swing ring
teeth
box type structure with large steel castings
in all high-stress areas
sealed with double side centering with
1 single floating pin per side,
all bearings with wear resistant, steel
bushings,
bolts hardened and chromium-plated
__________
Liebherr design, all cylinders located in well
protected areas
______
pipes and hoses equipped with SAE split
flange connections
Liebherr parallel face shovel attachment
geometry
TD R 996 Arctic Litronic 3
Page 4
Low Temperature Package
Electrical Preheating prior to Engine
Start
Power supply
Electrically driven warm
air blowers
Electrically driven water
heater units
Electrical oil heater units
24 V resistor heating
__________________
______________________
____________________
________
integrated generator set,
external alternative via socket
engine compartment,
main valve compartment
engine block and radiator,
fuel system and battery box,
operator’s cab,
cab elevation,
grease containers
__
main and slew pumps,
suction tube for hydraulic oil
electrical boxes,
operator’s seat and joysticks
Stand-by Heating Operation
Long-time shut down
period of excavator
Heated areas
Heated components
__________
__________________
________
continuous heating to predefined temperature
operator’s cab,
cab elevation,
valve bank compartment,
engine compartment
engine and splitter box,
main pumps,
batteries,
electrical boxes and joysticks,
grease pumps and control valves
Features of the Electrical Preheating
System
Gen-set
Safety IT-System
Battery charge
24 V board network
Accessory parts
__________________________
______________
________________
__________
______________
low temperature version,
installed in the machinery house
isolated ground,
monitoring of:
– short circuit
– overload
– isolation
system reactions:
– warning (acoustical/optical)
– shut down
continuously during standstill
continuous power supply
additional alternator to ensure 100%
lighting and heating,
additional battery pack for emergency
lighting
Hydraulic Circuit
Elements continuously
flushed after engine start
Low temperature
materials
________________________
__
main valves and piloting system,
slewing motors,
rotary connection,
travel motors,
track tensioning units
hoses,
seals
Insulation
Thermal insulated
components
Closed carbody
openings
____________________
________________________
complete power pack,
main control valve compartment,
hydraulic tank module,
fuel tank and cab elevation,
engine coolant expansion tank,
generator compartment,
battery compartment,
cab roof,
grease containers
power pack inlet/outlet,
oilcooler inlet/outlet
Central Lubrication System
____________________________
Design
Heated components
thermal insulated grease containers,
large nominal width for all grease lines
________
heat exchanger in both grease containers
Steel Construction
Low temperature
adaptation
______________________
cryogenic steel for structural components,
threaded bolts for main steel structure
connections
Operator’s Cab
____________________________
Design
Heating system
Controls
__________________________
________________
increased thermal insulation
heating capacity adapted to arctic conditions,
warm air blowers for front and side
windows,
heated operator’s seat, minimum temperature inside the operator’s cab during standstill +15°C/+59°F
electrical boxes and joysticks equipped
with 24 V electrical heating elements
4 TD R 996 Arctic Litronic
Page 5
Dimensions
P
A
A2
A1
C
N
Q
S
B
K
H
D
E
F
X
W
V
L
U
Z
H1
A2
A
A1
C
P
Q
N
S
B
K
H
D
X1
E
L
U
Z
V1
W1
F
H1
A 7000/22’11”
mm/ft-in
A1 7430/24’ 4”
A2 8250/27’ 1”
B 7650/25’ 1”
C 9070/29’ 9”
D 7550/24’ 9”
E 7795/25’ 7”
F 2780/ 9’ 1”
H 6275/20’ 7”
H1 8480/27’10”
K 2845/ 9’ 4”
L 7500/24’ 7”
mm/ft-in
U 10000/32’ 9”
P 2985/ 9’ 9”
Q 1435/ 4’ 8”
S 6000/19’ 8”
N 1400/ ’55”
W 9750/32’ 0”
V 14350/47’ 1”
X 22600/74’ 1”
Z 12465/40’10”
A 7000/22’11”
A1 7430/24’ 4”
A2 8250/27’ 1”
B 7650/25’ 1”
C 9070/29’ 9”
D 7550/24’ 9”
E 7795/25’ 7”
F 2780/ 9’ 1”
H 6275/20’ 7”
H1 8480/27’10”
K 2845/ 9’ 4”
mm/ft-in
L 7500/24’ 7”
U 10000/32’ 9”
P 2985/ 9’ 9”
Q 1435/ 4’ 8”
S 6000/19’ 8”
N 1400/ ’55”
W1 8500/27’10”
V1 17800/58’ 4”
X1 23450/76’11”
Z 12465/40’10”
TD R 996 Arctic Litronic 5
mm/ft-in
Page 6
Backhoe Attachment
18
16
14
12
10
8
6
4
2
0
-2
-4
-6
-8
-10
50
40
30
20
10
0
-10
-20
-30
60
ftm
2220181614121086420
0
10 20 30 40 50 60 70
m
ft
Digging Envelope
Max. reach at ground level 20,00 m/65’ 7”
Max. teeth height 16,60 m/54’ 5”
Max. dump height 10,50 m/34’ 5”
Max. digging depth 8,80 m/28’10”
Max. digging force 1500 kN (153,0 t)/337,100 lb
Max. breakout force 1670 kN (170,2 t)/375,300 lb
Operating Weight
and Ground Pressure
The operation weight includes the basic machine with backhoe attachment and bucket 33,00 m
3
/43.1 cuyd.
Pad width mm/in 1400/55
Weight kg/lb 668000/1,472,700
2
Ground pressure kg/cm
/PSI 2,85/40.54
Buckets
Cutting width SAE mm/in 4150/163”
1)
4800/189”
Capacity SAE heaped m3/cuyd 25,00/32.7 30,00/39.2 33,00/43.1 36,00/47.0
Weight kg/lb 35000/77,160 39000/85,980 41200/90,760 41500/91,500
3
Suitable for material up to a specific weight of t/m
/lb/cuyd 2,50/4000 2,20/3700 1,80/3000 1,60/2700
Wear kit level III II II II
1)
Bucket with delta cutting edge and tooth system Posilok size S 145
Level II: For heavy rock, not detoriorated or cracked. Has to be shot to be dug.
Level III: For highly-abrasive materials such as rock with a high silica content, sandstone etc.
1)
4800/189”
1)
4800/189”
1)
6 TD R 996 Arctic Litronic
Page 7
Shovel Attachment
20
18
16
T
0
246810121416
m
0ft
5040302010
14
12
10
8
6
4
2
0
-2
-4
18
60
ftm
Digging Envelope
70
Max. reach at ground level 15,60 m/51’ 2”
Max. dump height 14,30 m/46’11”
60
Max. crowd length 6,40 m/21’ 0”
Bucket opening width T 2800 mm/110”
50
Crowd force at ground level 1960 kN (199,8 t)/440,450 lb
Max. crowd force 2340 kN (238,5 t)/525,850 lb
Max. breakout force 1905 kN (194,2 t)/428,100 lb
40
30
Operating Weight
and Ground Pressure
20
The operation weight includes the basic machine with shovel
attachment and bottom dump bucket 34,00 m
10
Pad width mm/in 1400/55
Weight kg/lb 677000/1,492,500
Ground pressure kg/cm
0
-1
2
/PSI 2,89/41.11
3
/44.4 cuyd.
Bottom Dump Buckets
Cutting width SAE mm/in 4150/163”
1)
4700/185”
Capacity SAE heaped m3/cuyd 25,00/32.7 29,00/37.9 34,00/44.4 36,00/47.0
Weight kg/lb 49050/108,130 53600/118,160 59400/130,950 64000/141,100
3
Suitable for material up to a specific weight of t/m
/lb/cuyd 2,50/4000 2,20/3700 1,80/3000 1,60/2700
Wear kit level III II II II
1)
Bottom dump bucket with delta cutting edge and tooth system Posilok size S 145
Level II: For heavy rock, not deteriorated or cracked. Has to be shot to be dug.
Level III: For highly-abrasive materials such as rock with a high silica content, sandstone etc.
1)
5500/217”
1)
5500/217”
1)
TD R 996 Arctic Litronic 7
Page 8
Component Dimensions and Weights
L
Cab
H
L
H
L
H
L
H
L Length mm/ft-in 3215/10’6”
H Height mm/ft-in 2885/ 9’6”
Width mm/ft-in 1900/ 6’3”
Weight kg/lb 2800/6,200
Cab Elevation with Fuel Tank
L Length mm/ft-in 4150/13’ 7”
H Height mm/ft-in 3100/10’ 2”
Width mm/ft-in 2700/ 8’10”
Weight kg/lb 8500/18,740
Powerpack Modules
L Length mm/ft-in 5280/17’ 4”
H Height mm/ft-in 3640/11’11”
Width mm/ft-in 2070/ 6’ 9”
Weight kg/lb 2 x 22000/2 x 48,500
(two)
Rotation Deck (with swing ring, swing gears
and control valve bracket)
L Length mm/ft-in 9750/32’ 0”
H Height mm/ft-in 4250/13’11”
Width mm/ft-in 4270/14’ 0”
Weight kg/lb 83100/183,205
L
H
Counterweight
L Length mm/ft-in 1250/ 4’ 1”
H Height mm/ft-in 3430/11’ 3”
Width mm/ft-in 7360/24’ 2”
Weight kg/lb 60000/132,300
Hydraulic Oil Cooling
L
H
with hydraulic tank without hydraulic oil
L Length mm/ft-in 4210/13’10”
H Height mm/ft-in 3100/10’ 2”
Width mm/ft-in 2100/ 6’11”
Weight kg/lb 8500/18,740
Arctic Kit
Weight kg/lb 6000/264,550
Hydraulic Oil
Weight kg/lb 8000/17,640
TD R 996 Arctic Litronic 8
Page 9
Component Dimensions and Weights
L
Compartment Panel (two)
L Length mm/ft-in 4145/13’7”
H
H Height mm/ft-in 3100/10’2”
Width mm/ft-in 950/ 3’1”
Weight kg/lb 2 x 1500/2 x 3,300
L
H
L
H
L
H
L
Miscellaneous
L Length mm/ft-in 4500/14’9”
H Height mm/ft-in 2600/ 8’6”
Width mm/ft-in 2000/ 6’7”
Weight kg/lb 7000/15,430
Side Frame (two)
L Length mm/ft-in 10000/32’ 9”
H Height mm/ft-in 2985/ 9’ 9”
Width over travel drive mm/ft-in 2700/ 8’11”
Width without travel drive mm/ft-in 2225/ 7’ 4”
Weight kg/lb 2 x 117000/2 x 258,000
Undercarriage Central Girder
L Length mm/ft-in 4000/13’ 1”
H Height mm/ft-in 2690/ 8’10”
Width mm/ft-in 4600/15’ 1”
Weight kg/lb 40000/88,200
Shovel Boom
H
L Length mm/ft-in 8650/28’ 4”
H Height mm/ft-in 3300/10’10”
Width mm/ft-in 3350/11’ 0”
Weight kg/lb 59140/130,400
L
L
H
L
Hoist Cylinder Shovel (two)
L Length mm/ft-in 5430/17’10”
Ø Diameter mm/in 600/ ’24”
Weight kg/lb 2 x 5910/2 x 13,050
Shovel Stick
L Length mm/ft-in 5620/18’5”
H Height mm/ft-in 2300/ 7’6”
Width mm/ft-in 3350/11’0”
Weight kg/lb 27150/59,850
Crowd Cylinder (two)
L Length mm/ft-in 3880/12’ 9”
Ø Diameter mm/in 490/ ’19”
Weight kg/lb 2 x 3430/2 x 7,560
TD R 996 Arctic Litronic 9
Page 10
Component Dimensions and Weights
Bottom Dump Bucket (including clam cylinders)
Cutting width mm/in 4150/163” 4700/185” 5500/217” 5500/217”
Capacity m
H
L
L
L
L Length mm/ft-in 4650/15’3” 4650/15’3” 4650/15’3” 4650/15’3”
H Height mm/ft-in 4500/14’9” 4500/14’9” 4500/14’9” 5040/16’6”
Width mm/ft-in 4150/13’7” 4700/15’5” 5500/18’0” 5670/18’7”
Weight kg 49050 53600 59400 64000
Bucket Tilt Cylinder (two)
L Length mm/ft-in 4690/15’ 5”
Ø Diameter mm/in 490/ ’19”
Weight kg/lb 2 x 3670/2 x 8,090
Gooseneck Boom
3
/cuyd 25,00/32.7 29,00/37.9 34,00/44.4 36,00/47.0
lb 108,130 118,160 130,950 141,100
with Two Stick Cylinders
H
L
L Length mm/ft-in 12500/41’0”
H Height mm/ft-in 4500/14’9”
Width mm/ft-in 2800/ 9’2”
Weight kg/lb 68950/152,000
Hoist Cylinders Backhoe (two)
L Length mm/ft-in 5430/17’10”
Ø Diameter mm/in 600/ ’24”
Weight kg/lb 2 x 6060/2 x 13,360
L
H
Stick with Two Bucket Cylinders
L Length mm/ft-in 7500/24’ 7”
H Height mm/ft-in 3000/ 9’10”
Width mm/ft-in 2500/ 8’ 2”
Weight kg/lb 40800/89,950
Backhoe Buckets
Cutting width mm/in 4150/163” 4800/189” 4800/189” 4800/189”
L
H
Capacity m
L Length mm/ft-in 4650/15’3” 4650/15’ 3” 4650/15’ 3” 4900/16’ 0”
H Height mm/ft-in 3150/10’4” 3150/10’ 4” 3300/10’10” 3400/11’ 2”
Width mm/ft-in 4200/13’9” 4850/15’11” 4850/15’11” 4850/15’11”
Weight kg 35000 39000 41200 41500
3
/cuyd 25,00/32.7 30,00/39.2 33,00/43.1 36,00/47.0
lb 77,150 86,000 90,760 91,500
Printed in Germany by Typodruck RG-BK-RP LFR/SP 10004153-1-04.04 Illustrations and data may differ from standard equipment. Subject to change without notice. All indicated loads are based in accordance with ISO 9248.
Liebherr-France SAS
2, Avenue Joseph Rey, B.P. 287, F-68005 Colmar Cedex
+33 (0)389 213510, Fax +33 (0)389 21 37 93
www.liebherr.com, E-Mail: info@lfr.liebherr.com
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