Forces de levage - flèche principale, Flèche principale 78.5 m, Flèche principale 90.2 m – Liebherr LR 1280 Manuel d'utilisation
Page 8: Flèche principale 82.2 m, Flèche principale 95.9 m
Forces de levage - flèche principale
(No. 2220.xx)
Contrepoids tourelle de 85.5 t et contrepoids central de 36 t
8
LR 1280 Derrick
Flèche principale 78.5 m
Contrepoids suspendu pour une portée de 13 m
0
50
75
90
120
Portée (m)
t
t
t
t
t
10
70.5
12
69.4
69.4
14
58.7
66.8
16
48.3
64.6
18
41.1
62.7
63.3
20
35.0
60.3
60.3
22
30.2
56.4
56.4
24
26.7
54.0
55.3
55.3
26
23.3
48.4
54.4
54.4
28
20.5
44.0
53.3
53.3
30
20.8
42.7
52.2
52.2
32
18.5
38.9
48.9
51.3
34
16.5
35.6
45.0
50.5
50.5
36
15.1
32.7
41.8
47.0
49.8
38
13.7
30.1
38.7
43.9
49.2
40
12.2
28.1
35.9
40.8
48.9
44
9.6
24.1
31.2
35.6
44.4
46
8.5
22.3
29.4
33.3
41.7
50
6.6
19.3
25.7
29.6
37.1
55
4.6
16.1
21.9
25.4
32.2
60
3.0
13.8
18.8
22.0
28.4
65
11.5
16.1
19.1
24.9
70
9.5
14.1
16.6
22.0
75
7.8
12.0
14.6
18.6
Flèche principale 90.2 m
Contrepoids suspendu pour une portée de 13 m
0
50
75
90
120
Portée (m)
t
t
t
t
t
10
50.2
14
47.4
16
46.2
46.2
18
40.2
45.2
20
34.0
43.5
22
29.8
43.0
24
25.7
42.5
42.5
26
22.3
42.2
42.2
28
19.4
41.8
41.8
41.8
30
17.0
38.9
41.6
41.6
34
15.5
34.6
41.5
41.5
36
14.4
31.7
40.8
41.5
38
12.7
29.5
37.7
41.4
42.1
40
11.2
27.1
35.0
39.8
41.4
44
8.6
23.1
30.2
34.6
41.4
46
7.5
21.4
28.4
32.4
40.8
50
5.6
18.3
24.8
28.7
36.1
55
3.7
15.2
21.0
24.5
31.3
60
2.0
12.9
17.9
21.1
27.5
65
10.6
15.2
18.2
24.1
70
8.6
13.2
15.7
21.1
75
7.0
11.2
13.8
18.6
80
5.5
9.5
11.8
16.4
85
4.2
7.9
10.1
14.4
Flèche principale 82.2 m
Contrepoids suspendu pour une portée de 13 m
0
50
75
90
120
Portée (m)
t
t
t
t
t
10
57.1
12
57.4
14
56.0
56.0
16
47.9
54.0
18
40.7
52.6
20
34.6
50.9
22
30.1
49.1
49.1
24
26.2
47.7
47.7
26
22.9
46.4
46.4
47.1
28
20.0
43.6
45.4
45.4
30
17.6
39.5
43.4
43.4
34
16.1
35.2
41.6
41.6
36
14.9
32.3
40.8
40.8
38
13.2
30.0
38.3
40.1
42.1
40
11.7
27.7
35.5
39.5
39.5
44
9.2
23.6
30.8
35.2
38.9
46
8.1
21.9
29.0
32.9
38.6
50
6.2
18.9
25.3
29.2
36.7
55
4.2
15.7
21.5
25.0
31.8
60
2.6
13.4
18.4
21.6
28.0
65
11.1
15.8
18.7
24.6
70
9.1
13.7
16.2
21.6
75
7.4
11.7
14.3
19.1
80
5.9
9.9
12.3
16.3
Flèche principale 95.9 m
Contrepoids suspendu pour une portée de 13 m
0
50
75
90
120
Portée (m)
t
t
t
t
t
10
38.7
14
37.1
16
36.3
18
35.6
20
33.6
35.1
24
25.2
34.7
26
21.8
34.7
28
18.9
34.7
34.7
30
16.5
34.7
34.7
32
15.1
34.6
34.6
34.6
34
13.2
31.7
34.6
34.6
36
13.9
31.3
34.6
34.6
38
12.2
29.0
34.6
34.6
40
10.7
26.7
34.5
34.6
44
8.2
22.6
30.0
34.2
34.5
50
5.2
17.9
24.3
28.2
34.4
55
3.2
15.1
20.6
24.1
30.9
60
12.4
17.4
20.6
27.0
65
10.2
15.1
17.7
23.6
70
8.2
12.8
15.3
20.7
75
6.5
10.8
13.4
18.2
80
5.1
9.1
11.5
16.0
85
3.8
7.5
9.7
14.2
90
2.6
6.1
8.2
12.4