Backhoe attachment, Digging envelope, Backhoe bucket – Liebherr R 954 C Litronic Demolition User Manual
Page 8: Operating weight and ground pressure
8
R 954 C Litronic Demolition Attachment
Backhoe Attachment
with Main Boom 4,60 m
For backhoe application, following
items are required
Main boom 4,60 m
Stick HD 2,35 m
Stick HD 2,90 m
Supports for backhoe attachment
Optional
Hydraulic lines AHS * for basic boom 4,60 m
Hydraulic lines AHS * for stick HD 2,35 m
Hydraulic lines AHS * for stick HD 2,90 m
Hydraulic lines rotary drive for for basic boom 4,60 m
Hydraulic lines rotary drive for stick HD 2,35 m
Hydraulic lines rotary drive for stick HD 2,90 m
Backhoe bucket – as required
Storage racks with catwalks for backhoe attachment
* AHS = hydraulic control for hydraulic accessory
Digging Envelope
Main Boom
pinned in upper (in lower) bearing
1
2
Stick
lengths
m 2,35 2,90
Max. digging depth
m 4,50 ( 6,40) 5,05 ( 6,95)
Max. reach at ground level
m 12,15 (11,20) 12,70 (11,70)
Max. dump height
m 10,15 ( 7,25) 10,60 ( 7,50)
Max. teeth height
m 13,85 (10,55) 14,35 (10,80)
Digging force SAE
kN/t
233/23,8
206/21,0
Digging force ISO
kN/t
248/25,8
217/22,1
Breakout force SAE
kN/t
269/27,4
269/27,4
Breakout force ISO
kN/t
313/31,9
313/31,9
Max. breakout force ISO
345 kN (35,2 t)
Backhoe Bucket
1)
Cutting
width
mm
1350 1550 1750 1950
Capacity ISO 7451
m
3
1,65t 2,00 2,35 2,70
Max. material weight
HD-Undercarriage
t/m
3
1,8 1,5 1,2 –
V-Undercarriage
t/m
3
1,8 1,8 1,2 –
S-HD-Undercarriage
t/m
3
1,8 1,8 1,5 1,2
HD-EW-/V-HDW-/VH-HD-Undercarriage
t/m
3
1,8 1,8 1,8 1,8
Weight HD backhoe bucket
kg 2500
2800
3050
3300
For machine stability per ISO 10567 the max. stick length is:
HD-Undercarriage
m
2,35 2,35 2,35 –
V-Undercarriage
m
2,90 2,35 2,35 –
S-HD-Undercarriage
m
2,90 2,35 2,35 2,35
HD-EW-/V-HDW-/VH-HD-Undercarriage
m
2,90 2,90 2,90 2,35
1)
with Esco teeth 61 (appropriate for materials above classification 6, per VOB, Section C, DIN 18300)
Operating Weight
and Ground Pressure
Operating weight includes basic machine with counterweight 9,0 t,
main boom 4,60 m, stick HD 2,35 m and backhoe bucket HD 2,00 m
3
(2800 kg).
Undercarriage
HD
V
S-HD HD-EW V-HDW VH-HD
Pad
width
mm
600 600 600 600 600 600
Weight
kg 54700 57700 59500 63100 66300 68800
Ground pressure
kg/cm
2
0,96 1,02 1,07 1,06 1,12 1,13
4
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