Liebherr R 970 SME Bedienungsanleitung PDF herunterladen (Seite 6)

6 R 970 SME Litronic

Technical Data

Engine

Rating per ISO 9249

��

330 kW (449 HP) at 1,800 RPM

Model

��

Liebherr D 9508 A7 SCR

Type

��

8 cylinder V engine

Bore/Stroke

��

128/157 mm

Displacement

��

16.16 l

Engine operation

��

4-stroke diesel

Common-Rail

Exhaust gas treatment

��

SCR system (Selective Catalytic Reduction)

emission standard stage IIIB / Tier 4i

Cooling

��

water-cooled and integrated motor oil cooler,

after-cooled and fuel cooled

Air cleaner

��

dry-type air cleaner with pre-cleaner, primary and

safety elements

Fuel tank

��

1,140 l

Urea tank

��

140 l

Electrical system

Voltage

��

24 V

Batteries

��

2 x 180 Ah/12 V

Starter

��

24 V/7.8 kW

Alternator

��

three phase current 28 V/100 A

Engine idling

��

sensor-controlled

Motor management

��

connection to the integrated excavator system

controlling via CAN-BUS to the economical

utilisation of the service that is available

Hydraulic System

Hydraulic pump

for attachment and

travel drive

��

two Liebherr variable flow, swash plate pumps

Max. flow

��

2 x 410 l/min.

Max. pressure

��

350 bar

Pump regulation

��

electro-hydraulic with electronic engine speed

sensing regulation, pressure compensation, flow

compensation, automatic oil flow optimizer

Hydraulic pump

for swing drive

��

reversible, variable flow, swash plate pump,

closed-loop circuit

Max. flow

��

245 l/min.

Max. pressure

��

340 bar

Hydraulic tank

��

435 l

Hydraulic system

��

920 l

Hydraulic oil filter

��

2 full flow filters in return line with integrated fine

filter area (5 µm)

Hydraulic oil cooler

��

compact cooler for water cooler, after-cooler, fuel

cooler and transmission pump oil, sandwiched

with cooler for oil and condenser of air-condition-

ing with hydrostatically controlled fan drives

MODE selection

��

adjustment of engine and hydraulic performance

via a mode pre-selector to match application for

especially economical and environmentally

friendly operation or for maximum digging perfor-

mance and heavy-duty jobs

RPM adjustment

��

stepless adjustment of engine output via RPM at

each selected mode

Tool Control

��

10 preadjustable pump flows and pressures for

add-on tools

Hydraulic Controls

Power distribution

��

via control valves in single block with integrated

safety valves

Flow summation

��

to boom and stick

Closed-loop circuit

��

for uppercarriage swing drive

Servo circuit

��

electro-hydraulic control

Attachment and swing

��

proportional via joystick levers

Travel

��

– proportional via foot pedals or removable

handlevers

– speed pre-selection

Additional functions

��

via foot pedals or joystick toggle switch

Swing Drive

Drive by

��

Liebherr swash plate motor with integrated brake

valves

Transmission

��

Liebherr compact planetary reduction gear

Swing ring

��

Liebherr, sealed single race ball bearing swing

ring, internal teeth

Swing speed

��

0 – 5.6 RPM stepless

Swing torque

��

233 kNm

Holding brake

��

wet multi-disc (spring applied, pressure released)

Option

��

pedal controlled positioning brake

Operator’s Cab

Cab

��

work headlights integrated in the ceiling, a door

with a side window (can be opened on both

sides), large stowing and depositing possibilities,

shock-absorbing suspension, sounddamping

insulating, tinted laminated safety glass, separate

window shades for the sunroof window and wind-

screen, 12 V plug, storage bins, lunchbox, cup

holder

Operator’s seat

��

Liebherr-Comfort seat, airsprung with automatic

weight adjustment, vertical and horizontal seat

damping including consoles and joysticks. Seat

and armrests adjustable separately and in combi-

nation, seat heating as standard

Control system

��

arm consoles, swinging with the seat

Operation and displays

��

large high resolution colour display with selfexpla-

natory operation via touch screen, video, versatile

adjusting, control and monitoring facilities, e.g.

climate control, implement and tool parameters

Air-conditioning

��

standard automatic air-conditioning, ambient air

function, fast de-icing and demisting at the press

of a button, air vents can be operated via a menu;

ambient air and fresh air filters can be easily

replaced and are accessible from the outside;

heating- cooling unit, designed for extreme out-

side temperatures, sensors for solar radiation,

inside and outside temperatures

Noise emission

ISO 6396

��

(inside cab) = 70 dB(A)

2000/14/EC

��

(surround noise) = 108 dB(A)

Undercarriage

S-HD

��

gauge 3,350 mm

Drive

��

Liebherr swash plate motors with integrated

brake valves on both sides

Transmission

��

Liebherr planetary reduction gears

Travel speed

��

low range – 2.2 km/h

high range – 3.5 km/h

Net drawbar pull on crawler

��

568 kN

Track components

��

D 9 G, maintenance-free

Track rollers/Carrier rollers

��

8/2

Tracks

��

sealed and greased

Track pads

��

double grouser

Digging locks

��

wet multi-discs (spring applied, pressure

released)

Brake valves

��

outside the travel motor

Lashing eyes

��

integrated

Attachment

Type

��

combination of resistant steel plates and cast

steel components

Hydraulic cylinders

��

Liebherr cylinders with special seal-system,

shock protection

Pivots

��

sealed, low maintenance

Lubrication

��

automatic central lubrication system (except link

and tilt geometry)

Hydraulic connections

��

pipes and hoses equipped with SAE split-flange

connections

Bucket

��

standard equipped with Liebherr tooth system

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