Working range - main boom, No. 2220.xx), Main boom configuration – Liebherr LR 1280 User Manual
Page 10
10 LR 1280
Working range - main boom
(No. 2220.xx)
86° - 15°
188,500 lbs counterweight and 79,400 lbs carbody counterweight
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Auxiliary jib 66,150 lbs
The maximum capacity of
the auxiliary jib is 66,150 lbs
The corresponding load
chart is programmed in the
LMI system.
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Main boom configuration
(Table1 – No. 2220.xx)
Configuration for boom lengths (66 ft – 296 ft)
Length
Amount of boom extensions
Boom foot
23 ft
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Boom insert
10 ft*
1
1
1
1
1
1
1
1
1
1
1
1
Boom insert
20 ft*
1
1
1
1
1
1
1
1
1
1
1
1
1
Boom insert
38 ft*
1
1
1
1
2
2
2
2
3
3
3
3
4
4
4
4
5
5
5
5
6
6
6
Boom head
23 ft
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Boom length in (ft)
66
75
84
94 104 114 123 133 142 152 161 171 181 191 199 209 219 229 238 248 258 267 276 286 296
*Actual lengths of boom sections are metric (e.g. 3 m, 6 m, 11.7 m). The figures shown above are approximate conversions to feet.