beautypg.com

Backhoe bucket, With mono boom 5.90 m digging envelope, Operating weight and ground pressure – Liebherr R 926 User Manual

Page 16: Digging forces, Buckets

background image

Y

Y

Y

V

Y

Y

Y

Y

Y

Y

Y

Y

Y

Y

Y

Y

Y

V

V

y

Y

Y

Y

V

Y

Y

Y

V

Y

Y

Y

V

V

V

V

y

Y

Y

V

y

Y

Y

Y

y

Y

Y

Y

y

V

V

y

y

Y

V

V

y

Y

Y

V

y

Y

Y

Y

y

y

y

y

v

V

V

V

v

Y

V

V

v

Y

Y

V

v

y

y

v

v

V

y

y

v

V

V

y

v

Y

Y

V

v

Y

Y

V

V

Y

Y

Y

V

Y

Y

Y

V

Y

Y

Y

V

V

V

V

y

Y

Y

V

y

Y

Y

Y

y

Y

Y

Y

y

V

y

y

v

Y

V

V

y

Y

Y

V

y

Y

Y

Y

y

y

y

y

v

V

V

y

y

Y

V

V

y

Y

Y

V

y

y

y

v

v

V

y

y

v

V

V

y

v

Y

Y

V

v

y

v

v

v

y

y

y

v

V

y

y

v

Y

V

y

v

16

R 926 Litronic

Backhoe Bucket

with Mono Boom 5.90 m

Digging Envelope

with Quick Coupler

1

2

3

4

Stick length

m 2.40

2.70

3.00

3.70

Max. digging depth

m 6.45

6.75

7.05

7.75

Max. reach at ground level

m 9.70

10.0 10.25 10.85

Max. dump height

m 6.50

6.65

6.80

6.95

Max. teeth height

m 9.55

9.70

9.85

9.95

Operating Weight

and Ground Pressure

Operating weight includes basic machine with mono boom 5.90 m,
stick 2.70 m, quick coupler 48 and bucket 0.95 m

3

.

Undercarriage

NLC

SLC

Pad width

mm 500

600

750

500

600

750

Weight

kg 25,700 25,950 26,700 25,800 26,050 26,800

Ground pressure

kg/cm

2

0.62 0.52 0.43

0.62 0.52 0.43

Undercarriage

LC

WLC

Pad width

mm 500

600

750

500

600

750

Weight

kg 25,900 26,150 26,900 26,000 26,250 27,000

Ground pressure

kg/cm

2

0.63 0.53 0.43

0.63 0.53 0.43

Digging Forces

without Quick Coupler

1

2

3

4

Digging force ISO

kN 151

139

129

110

t 15.3

14.1

13.1

11.2

Breakout force ISO

kN 192

192

192

192

t 19.5

19.5

19.5

19.5

with Quick Coupler

Digging force ISO

kN 143

132

123

106

t 14.5

13.4

12.5

10.8

Breakout force ISO

kN 165

165

165

165

t 16.8

16.8

16.8

16.8

Optional: heavy counterweight
(Heavy counterweight increases the operating weight by 500 kg and
ground pressure by 0.01 kg/cm

2

)

11

35

30

25

20

15

10

5

0

-5

-10

-15

-20

-25

-30

m

ft

m

0

0

5

10

15

20

25

30

35

40

1

2

3

4

5

6

7

8

9

10

11

12

ft

10

9

8

7

6

5

4

3

2

1

0

-1

-2

-3

-4

-5

-6

-7

-8

-9

1

2

4

3

Buckets

Machine stability per ISO 10567* (75 % of tipping capacity)

NLC-Undercarriage

SLC-Undercarriage

LC-Undercarriage

WLC-Undercarriage

Stick length (m)

Stick length (m)

Stick length (m)

Stick length (m)

2.40

2.70

3.00

3.70

2.40

2.70

3.00

3.70

2.40

2.70

3.00

3.70

2.40

2.70

3.00

3.70

mm

m

3

kg

1,250

1)

1.15 780

1,400

1)

1.35 860

1,500

1)

1.45 900

1,600

1)

1.55 940

1,500

1)

1.65 1,020

1,600

1)

1.75 1,060

1,250

2)

1.15 790

1,400

2)

1.35 870

1,500

2)

1.45 910

1,600

2)

1.55 950

1,500

2)

1.65 1,030

1,600

2)

1.75 1,070

* Indicated loads are based on ISO 10567 max. stick length, lifted 360° on firm

1)

Standard bucket for direct mounting with teeth Z 40

2)

Standard bucket for mounting to quick coupler with teeth Z 40

Other backhoes available on request

Max. material weight

Y

= ≤ 1.8 t/m

3

,

V

= ≤ 1.5 t/m

3

,

y

= ≤ 1.2 t/m

3

,

v

= not authorized

Cutting

width

Capacity

ISO 7451

Weight