Compact, maneuverable and safe, Liccon configuration and operating program, Liccon-assisted telescoping system – Liebherr LTM 1400-7.1 User Manual

Page 2: Modern drive concept

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PN 1400-7.1 DEFISR.fh11 24.07.2007 10:48 Uhr Seite 2

Probedruck

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LTM 1400-7.1

LTM 1400-7.1

LTM 1400-7.1

• Overall length 18.45 m, carrier 16.56 m long
• Overhang angles, front up to 11°, rear up to 19°
• Smallest turning radius by active rear-axle steering, 13.6 m

over carrier

• Drive 14 x 6, axles 1, 3 and 5 are driven

Drive 14 x 8, axles 1, 3, 5 and 6 are driven; 6th axle activatable
for off-road displacement

• Driving axles with differential locks for lateral blocking to

increase the off-road quality

• Total weight 84 t, uniform axle load distribution (12 t) due to

hydropneumatic suspension "Niveaumatik"

• Telescopic boom guying system can technically carried along

by the crane

• For safe displacement, in addition to the service and parking

brakes, retarder in the TC-TRONIC gear and exhaust retarder
with Liebherr-additional braking system by valve control (ZBS)
as standard features; TELMA eddy-current brake on the 4th
axle (optional)

Compact, maneuverable and safe

4

1.9

11°

19°

16.56

18.45

3

6.23

6.8 9.5

R = 5.6

R = 6.6

R=1

1.

4

R=1

3.1

R=1

4.05

10

R = 6.8

0,7

12 t 12 t

12 t 12 t

12 t 12 t 12 t

• Serial application programs: Safe load indicator (LMB) ,

configuration program with configuration picture, operating
program with operating picture, telescoping program with
telescoping picture, supporting pressure indication, control
parameter program, test system; optional extras: Work area
limitation and the LICCON work planner

• Setting of the configuration by convenient interactive functions
• Safe and conscious acknowlegement of the adjusted

configuration

• Representation of all essential data by graphic symbols on

the operating picture

• With integrated wind speed measuring system
• Reliable cut-off device when exceeding the admissible load

moments

• Load capacity values for any boom intermediate length
• Winch display for precise lifting/lowering of the load

LICCON configuration and
operating program

• Telescoping by single-stage hydraulic ram with hydraulic

driving tenons (patented internal locking system)

• Telescoping procedure controllable by covenient operator

guide on the monitor, the interlocking positions are precisely
approached

• Telescopable loads are displayed on the LICCON operating

picture

• Rapid-cycle telescoping system with "automatic mode", i.e.

all-automatic telescoping to the desired boom length

• Very compact and light-weight telescoping system, thus load

capacity increases especially with long booms and at large
radii

• Automatic cushioning of the telescopes in end positions

during telescoping and retracting to preserve the structural
members

LICCON-assisted telescoping system

• Powerful, 8-cylinder Liebherr turbo-charged Diesel engine

D9508 A7 of 450 kW/612 hp, exhaust emissions acc. to
97/68/EG stage 3 and EPA/CARB Tier 3, robust and reliable,
modern electronic controlled engine management

• Automated gear system ZF-TC-TRONIC with converter and

retarder; 12 forward and 2 reversed speeds, automated
control

• Reduced fuel consumption due to a great number of speeds,

sensitive maneuvering due to converter

• 1-step, robust transfer case with transfer differential
• Weight-optimized, robust axles of minor maintenance, good

track keeping due to special drag-links and precise lateral
guidance; maintenance-free steering nuckles mounted on
steel-armoured rubber

• Maintenance-free cardan shaft; simple and quick fitting due

to 70° diagonal toothing

Modern drive concept

Legende

LSB Liebherr system bus 1
LSB Liebherr system bus 2
LSB Liebherr system bus 3
LSB Liebherr system bus 4
LSB Liebherr system bus 5
LSB Liebherr system bus 6
CAN busse
SCI serielle communication interface

1 Input/output module for electronic control of the suspension,

Liebherr Diesel engine, automatic transmission, control
functions, pneumatic control for brake function

1a Instruments-keyboard unit in driver’s cab
2 Input/output module for differential locks, display functions
2a Instruments-display unit in driver’s cab
3 Input/output module for outriggers - right
3a Control unit for outriggers - right
4 Input/output module for outriggers - left
4a Control unit for outriggers - left
5 Input/output module for engine brake, tempomat, temposet,

electronic control Diesel engine (steering column switch right)
and automatic transmission

6 Control ZF-TC-TRONIC automatic transmission

7 Control injection pump Liebherr Diesel engine/carrier
8 Slewing sensor in slipring unit
9 Connection Liebherr system bus (LSB 1, 2, 3, 4, 5,6)
10 LICCON central unit
11 LICCON monitor in crane cab
12 Length sensor and cable drum/energy cable for interlocking

gripper//telescopic boom

13 Inductive sensor
14 Angle sensor on base section
15 Cable drum for items 16, 17, 18 and lattice luffing jib
16 Wind sensor
17 Hoist limit switch
18 Angle sensor
19 Input/output module for electronic control of the Diesel

engine/superstructure, ventilator clutch, exhaust flap

20 Control injection pump Liebherr Diesel engine/superstructure
21 Joystick selector
22 Pressure sensor for output management and LMB (safe load

indictor) and supporting pressures

23 Angle sensor active rear-axle steering
24 Steering block active rear-axle steering
25 Pedal telescoping
26 Winch rotation sensor
27 Inductive sensor Y-guying system

• Lateral force and maintenance free suspension rams, rams

protected against damage by plastic pipes

• Level regulation (suspension on "displacement mode") can

be performed automatically by pushbutton control from any
position

• Stable cornering ability of the crane due to cross-linkage of

the hydropneumatic suspension

• Max. displacement speed 80 km/h, max. gradability 39 %

14.00 R 25

14

LSB 2

CAN-Bus

20

19

4

4a

21

12

13

LSB 6

11

23

21

25

26

27

24

9

10

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