Liebherr PR 764 User Manual

5 (1)

Handling Equipment

For Economical

Timber Operation

Liebherr-Wheel Loaders and

With its wheel loaders for the timber trade, Liebherr sets new performance, economy and environmental protection standards. Fuel consumption is up to 25 percent lower than comparable machines. This in turn reduces exhaust emissions and minimises the impact on the environment. Innovative technology and low operating costs make the machines especially cost-effective. Thanks to their reliability, quality and durability Liebherr-wheel loaders are a worthwhile investment for your company.

2 Handling equipment for economical timber operation

-Wheeled Excavators

Since timber is handled in a variety of shapes and sizes, the machinery used to move and load it has to be extremely versatile, with a big range of working attachments available for specific tasks. Liebherr can always supply the most suitable wheeled excavator to operate in a sawmill, a timber yard or a papermaking plant. Liebherr-wheeled excavators are ideal for bulk material handling when the task calls for mobility, frequent manoeuvrability and high performance. Alternatively, an excavator superstructure can be mounted on a column for stationary use, or on a travelling gantry. From the raised cab, the operator has a clear view of the entire working area.

 

 

Handling equipment for economical timber operation

3

Liebherr-Telescopic Handlers

Liebherr-telescopic handlers are a well-planned design, ideal for timber handling. They have two lifting cylinders for high breakout force and minimum torsional loads on the boom. The low boom pivot point and long wheelbase ensure a well-positioned centre of gravity and stability on the move. To suit the task in hand, the machine’s dynamic response can be varied by pressing a button: dynamic acceleration for handling and loading wood chips, or a smoother rate of acceleration for reliable movement of stacked timber. The multifunctional joystick controls all power hydraulic movements and the direction of travel. There is fine control for accurate positioning in every working range,

regardless of the load.

4 Handling equipment for economical timber operation

and -Crawler Tractors

Liebherr-crawler tractors offer exceptional operating reliability and economy when handling wood chips and shavings. Stepless hydrostatic transmission means excellent traction on soft surfaces, and the low centre of gravity is a safety factor when working on steep stockpiles. Extra-large dozer blades can be specified to match the low weight of the material and increase the handling rate. Since a high level of machine availability is essential for material handling, Liebherr supplies a full range of purpose-built equipment to ensure optimal working conditions for both operator and machine.

Handling equipment for economical timber operation

5

Performance, Power and Speed for High

H

T

A

Attachment for Load Carrying/Loading Operations.

The dozer blade can be used to keep roads clean in the lumber yard.

Hydraulic Excavator

Load Carrying

 

Loading Operations

 

A 924 C HD A 934 C HD A 944 C HD

A 316

A 904 C

A 904 C HD

 

 

litronic`

litronic`

litronic`

litronic`

litronic`

litronic`

 

 

blade

blade

blade

4 pt.

4 pt.

4 pt.

 

 

all wheel

all wheel

all wheel

outriggers

outriggers

outriggers

 

 

steering

steering

steering

loading

loading

loading

 

 

load carrying

load carrying

load carrying

operations

operations

operations

Operating weight (without grapple)

kg

27,220

34,290

41,580

20,420

23,010

23,585

Engine output

kW (HP)

129/175

150 (204)

190 (258)

94 (128)

105 (143)

105 (143)

Width of undercarriage

mm

3,000

3,360

3,545

2,550

2,540

2,750

Stabilizer over all width

mm

3,000

3,300

3,600

3,690

4,150

4,250

Length of boom/stick

m

6.50/4.00

6.70/4.30

7.00/4.50

5.50/4.00

6.60/4.00

6.60/5.00

H

m

12.2

12.9

14.0

10.1

12.0

13.0

A

m

10.4

10.6

11.1

9.1

10.5

11.5

T

m

1.7

1.3

1.1

2.6

2.4

3.3

Standard wood grapple model

20 B

GMH 50

GMH 50

10 B

10 B

10 B

Capacity

m2

1.7

2.5

3.6

0.8

0.8

0.8

Overall height (open)

mm

2,379

2,162

2,376

1,734

1,734

1,734

Weight of grapple

kg

1,777

2,158

2,571

1,270

1,270

1,270

6 Handling equipment for economical timber operation

Liebherr PR 764 User Manual

 Handling Capacities.

H

T

A

Attachment for Loading Operations.

Four outriggers provide the machine with high stability throughout its working range.

Hydraulic Excavator

Loading Operations

 

 

 

 

A 924 C

A 924 C HD A 934 C

A 934 C HD A 944 C HD A 954 C HD

 

 

litronic`

litronic`

litronic`

litronic`

litronic`

litronic`

 

 

4 pt.

4 pt.

4 pt.

4 pt.

4 pt.

4 pt.

 

 

outriggers

outriggers

outriggers

outriggers

outriggers

outriggers

 

 

loading

loading

loading

loading

loading

loading

 

 

operations

operations

operations

operations

operations

operations

Operating weight (without grapple)

kg

26,885

31,485

35,385

40,390

56,590

74,500

Engine output

kW (HP)

129/175

129/175

150 (204)

150 (204)

190 (258)

240 (326)

Width of undercarriage

mm

2,750

2,990

2,990

3,200

3,500

3,800

Stabilizer over all width

mm

4,250

4,700

4,700

5,250

5,750

6,350

Length of boom/stick

m

6.80/6.00

7.80/6.00

8.60/6.00

8.60/7.50

10.50/9.50

12.50/10.00

H

m

14.2

15.3

16.2

17.7

21.8

24.4

A

m

12.7

13.7

14.3

15.8

19.5

22.0

T

m

4.3

4.3

3.7

5.0

6.5

6.8

Standard wood grapple model

10 B/20 B

10 B/20 B

20 B

GMH 50

GMH 50

 

Capacity

m2

1.3/1.7

1.3/1.7

1.7/2.1

2.5

3.6

on

Overall height (open)

mm

1,837/2,379

1,837/2,379

2,379/2,506

2,162

2,376

request

Weight of grapple

kg

1,388/1,777

1,388/1,777

1,777/1,950

2,158

2,571

 

Handling equipment for economical timber operation 7

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