Liebherr LRB 255 - Manual (Page 4)

4 LRB 255
Dimensions
Basic machine LRB 255
4000 4230
5700
900
4700
90°
90°
R 4200
21200 (24000) [27200] {30200}
1:6 1:3 2.8° 2.8°
800
Technical data
Leader length 21/24/27/30 m
Capacity hammer including cap plus pile 30 t
Max. hammer weight 15 t
Max. pile weight 15 t
Max. pull, leader on ground 450 kN
Max. torque 300 kNm
Working radius machine
center of rotation — front edge leader
3.2 — 4.9 m
Stepless rig inclination adjustment
Lateral inclination
± 1:20
Forward inclination 1:6
Backward inclination 1:3
Vertical leader adjustment
above ground level (depending on radius)
3 m
below ground level (depending on leader length) 5 m
Leader swing range ± 90°
Operating weight and ground
pressure
Total weight with 900 mm 3–web shoes 80.8 t
Ground bearing pressure 0.91 kg/cm 2
The operating weight includes the basic machine LRB 255 (leader
length 21.2 m, without working tools) and 12.5 t counterweight.