Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
10
(32′10″)
12
(39′4″)
14 54.6 54.6
(45′11″) (120.3) (120.3)
16 50.4 50.2
(52′6″) (111.1) (110.6)
18 42.5 42.6
(59′1″) (93.6) (93.9)
20 36.4 39.8 36.5 39.0
(65′7″) (80.2) (87.7) (80.4) (85.9)
22 31.6 36.3 31.7 35.5
(72′2″) (69.6) (80) (69.8) (78.2)
24 27.8 33.0 31.4 27.9 32.5 30.9
(78′9″) (61.2) (72.7) (69.2) (61.5) (71.6) (68.1)
26 24.5 30.1 28.6 24.9 30.1 28.5
(85′4″) (54) (66.3) (63) (54.8) (66.3) (62.8)
28 22.1 26.9 26.1 22.3 27.2 25.9
(91′10″) (48.7) (59.3) (57.5) (49.1) (59.9) (57)
30 23.9 23.9 22.7 20.1 24.3 23.8 22.6
(98′5″) (52.6) (52.6) (50) (44.3) (53.5) (52.4) (49.8)
32 22.1 20.9 18.1 21.8 21.9 20.8
(104′12″) (48.7) (46) (39.9) (48) (48.2) (45.8)
34 19.4 19.8 20.3 19.3
(111′7″) (42.7) (43.6) (44.7) (42.5)
36 18.1 16.9 17.9 18.9 18.0 16.7
(118′1″) (39.9) (37.2) (39.4) (41.6) (39.6) (36.8)
38 15.8 17.6 16.7 15.6
(124′8″) (34.8) (38.8) (36.8) (34.3)
40 14.8 14.0 15.7 14.6 13.9
(131′3″) (32.6) (30.8) (34.6) (32.1) (30.6)
42 13.1 14.7 13.7 13.0
(137′10″) (28.8) (32.4)
(30.2) (28.6)
44 12.2 13.0 12.2
(144′4″) (28.6) (26.8)
46 11.5
(150′11″) (25.3)
48 10.9
(157′6″) (24)
50
(164′0″)
52
(170′7″)
54
(177′2″)
56
(183′9″)
58
(190′3″)
60
(196′10″)
62
(203′5″)
64
(209′12″)
66
(216′6″)
68
(223′1″)
70
(229′8″)
72
(236′3″)
Load Charts of luffing jib Hook for LJ Operating condition
Not including boom hook. Counterweight (85.2+5.8)×1000kg/((187.8+12.8)×1000lb) Unit:kg(lb)×1000
28 31
Length of main
boom(m) (ft)
37.5
(123′0″)
Length of luffing
jib(m) (ft)
(91′10″) (101′8″)
4.7: 37/97
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