Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
10
(32′10″)
12 62.6 62.6
(39′4″) (138) (138)
14 56.5 56.5
(45′11″) (124.5) (124.5)
16 49.0 49.2
(52′6″) (108) (108.4)
18 41.3 47.5 41.4 47.3
(59′1″) (91) (104.7) (91.2) (104.2)
20 35.4 41.8 35.6 42.0
(65′7″) (78) (92.1) (78.4) (92.5)
22 31.0 36.3 37.1 31.1 36.6 36.9
(72′2″) (68.3) (80) (81.7) (68.5) (80.6) (81.3)
24 27.3 31.6 33.2 27.4 31.9 33.0
(78′9″) (60.1) (69.6) (73.1) (60.4) (70.3) (72.7)
26 24.2 27.9 30.0 29.2 24.5 28.3 29.9 29.1
(85′4″) (53.3) (61.5) (66.1) (64.3) (54) (62.3) (65.9) (64.1)
28 24.8 27.4 26.5 22.0 25.2 27.2 26.4
(91′10″) (54.6) (60.4) (58.4) (48.5) (55.5) (59.9) (58.2)
30 22.1 24.9 24.4 19.9 22.6 25.0 24.3 23.4
(98′5″) (48.7) (54.8) (53.7) (43.8) (49.8) (55.1) (53.5) (51.5)
32 19.9 22.3 22.5 21.7 17.1 20.4 22.6 22.4 21.5
(104′12″) (43.8) (49.1) (49.6) (47.8) (37.6) (44.9) (49.8) (49.3) (47.3)
34 20.1 20.5 20.1 19.5 18.5 20.5 20.7 20.0 19.4
(111′7″) (44.3) (45.1) (44.3) (42.9) (40.7) (45.1) (45.6) (44) (42.7)
36 19.3 18.7 18.2 18.6 19.3 18.6 18.1
(118′1″) (42.5) (41.2) (40.1) (41) (42.5) (41) (39.9)
38 17.0 16.9 18.1 17.3 16.8
(124′8″) (37.4) (37.2) (39.9) (38.1) (37)
40 15.9 16.3 15.8
(131′3″) (35) (35.9) (34.8)
42 14.9
(137′10″) (32.8)
44
(144′4″)
46
(150′11″)
48
(157′6″)
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″)
Not including boom hook. Counterweight (85.2+5.8)×1000kg/((187.8+12.8)×1000lb) Unit:kg(lb)×1000
28 31
Load Charts of luffing jib Hook for LJ Operating condition
Length of luffing
jib(m) (ft)
(91′10″) (101′8″)
(83′8″)
Length of main
boom(m) (ft)
25.5
4.7: 9/97
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