76,6 m 40,9 m. 16,5 t. 70,0 m 3,9 t ( 4,0 t) 2,0 m. 50,0 m 6,9 t ( 7,0 t) 40,0 m 9,2 t ( 8,3 t)

Transcription

1 1 Schedule drawing 1.1 Schedule drawing 21,2 m 76,6 m 40,9 m 1,0 m 2,5 m 18,7 m 1,1 m 2,6 m 4,0 m 19,2 m - 24,6 m 16,5 t 1,9 m 7,7 m 75,0 m 3,2 t ( 3,3 t) 70,0 m 3,9 t ( 4,0 t) 2,0 m 60,0 m 5,2 t ( 5,3 t) X 50,0 m 6,9 t ( 7,0 t) 40,0 m 9,2 t ( 8,3 t) 30,0 m 13,3 t ( 8,3 t) Data WOLFF Item Crane type Design Type of setup Basis of calculation Payload torque Hoist winch Data BGL GROUP C Overhead travelling crane with top slewing trolley jib, with climbing feature Stationary or travelling EN (C25) max kn/m Hw 875 FU 1

2 2 Load carrying capacities 2.1 Table of load carrying capacity WOLFF (8.3 t, 2-fall mode) JL [m] 8.3 t Operating radius[m] LCC [t] JL LCC Jib length Load carrying capacity The load carrying capacity is related to a hook range of 42.0 m. Hook ranges greater than that reduce the maximum load carrying capacity by the weight of the additional hoisting ropes (2-fall mode = 2.5 kg per meter of the hook range). 2

3 2.2 Table of load carrying capacities (kg) in meter intervals, WOLFF (8.3 t, 2-fall mode) Operating radius Jib length [m] [m]

4 2.3 Table of load carrying capacity WOLFF (16.5 t, 4-fall mode) JL [m] 16.5 t Operating radius[m] LCC [t] JL LCC Jib length Load carrying capacity The load carrying capacity is related to a hook range of 42.0 m. Hook ranges greater than that reduce the maximum load carrying capacity by the weight of the additional hoisting ropes (4-fall mode = 5.0 kg per meter of the hook range). 4

5 2.4 Table of load carrying capacities (kg) in meter intervals, WOLFF (16.5 t, 4-fall mode) Operating radius Jib length [m] [m]

6 3 Tower combinations DANGER Usage of incorrect tower combinations. The slewing tower crane may overturn. 1) Use the specified tower combinations. 2) If you need another tower combination that is not specified here, please contact WOLFFKRAN to get an approved alternative setup in writing.!! NOCE All tower combinations apply to free standing slewing tower cranes without climbing gear. NOCE For tower combination with tower element TV 25 and UV 25 please contact WOLFFKRAN. 6

7 3.1 Tower combinations on foundation anchor Jib length 30 m 75 m Item m UV 20.4 TV 20.4 UV m UV 20.4 TV 20.4 UV m UV 20.4 TV 20.4 UV m UV 20.4 TV 20.4 UV m UV 20.4 TV 20.4 UV m UV 20.4 TV 20.4 TVA m UV 20.4 TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 Foundation FUA 120 type C-120 FUA 140 type D-140 FUA 140 type D-140 Tower height [m] Hook height 2-fall operation [m] Hook height 4-fall operation [m]

8 Jib length Item m UV m UV m UV m UV m TVA m TV m TV m TV m TV m TV m TV m TV m VR m TV m HTA m HT m HT m HT m 75 m Foundation FUA G 160 Tower height [m] 77.5 Hook height 2-fall operation [m] 79.0 Hook height 4-fall operation [m]

9 Jib length Item m UV m UV m UV m UV m TVA m TV m TV m TV m TV m TV m TV m TV m VR m TV m HTA m HT m HT m BT m 75 m Foundation FUA G 210 Tower height [m] 84.3 Hook height 2-fall operation [m] 85.8 Hook height 4-fall operation [m]

10 Jib length Item m UV m UV m UV m UV m TVA m TV m TV m TV m TV m TV m TV m TV m VR m TV m HTA m HT m HT m VR 23/ m UV m BT m 75 m Foundation FUA BT 29 Tower height [m] 88.7 Hook height 2-fall operation [m] 90.2 Hook height 4-fall operation [m]

11 3.2 Tower combinations on cross frame Jib length 30 m 75 m Item m UV 20.4 UV 20.4 UV 20.4 UV m UV 20.4 UV 20.4 UV 20.4 UV m UV 20.4 UV 20.4 UV 20.4 UV m UV 20.4 UV 20.4 UV 20.4 UV m UV 20.4 UV 20.4 UV 20.4 UV m TVA 20.4 UV 20.4 TVA 20.4 TVA m TV 20.4 TVA 20.4 TV 20.4 TV m TV 20.4 TV 20.4 TV 20.4 TV m TV 20.4 TV 20.4 TV m TV 20.4 TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TVÜ 20.4 TV m TV 20.4 Substructure KR KR 10-46/60 KR KR KR 12-60/80 Corner distance [m x m] 4.6 x x x x x 8.0 Substructure height [m] Tower height [m] Hook height 2-fall operation [m] Hook height 4-fall operation [m]

12 Jib length 30 m 75 m Item m UV 20.4 UV m UV 20.4 UV m UV 20.4 UV m UV 20.4 UV m TVA 20.4 TVA m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m VR 2023 VR m TV 23 TV m TV 23 HTA m HTA 23 HT m HT 23 HT m HT 23 Substructure KR KR 12-60/80 Corner distance [m x m] 6.0 x x 8.0 KR KR 16-80/ x x 10.0 Substructure height [m] Tower height [m] Hook height 2-fall operation [m] Hook height 4-fall operation [m]

13 Jib length Item m UV m UV m UV m UV m TVA m TV m TV m TV m TV m TV m TV m TV m VR m TV m HTA m HT m HT m VR 23/ m UV m BT m 75 m Substructure KR KR 16-80/100 Corner distance [m x m] 8.0 x x 10.0 Substructure height [m] 1.8 Tower height [m] 90.5 Hook height 2-fall operation [m] 92.0 Hook height 4-fall operation [m]

14 3.3 Tower combinations on cross frame element Jib length 30 m 75 m Item m UV 20.4 UV m UV 20.4 UV m UV 20.4 UV m UV 20.4 UV m UV 20.4 UV m TVA 20.4 TVA m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV m TV m TV m TVÜ m UVA 25 Substructure KRE KRE 480 Corner distance [m x m] 6.0 x x 8.0 Substructure height [m] Tower height [m] Hook height 2-fall operation [m] Hook height 4-fall operation [m]

15 3.4 Tower combinations on cross frame, traveling Jib length 30 m 75 m Item m UV 20.4 UV 20.4 UV m UV 20.4 UV 20.4 UV m UV 20.4 UV 20.4 UV m UV 20.4 UV 20.4 UV m TVA 20.4 TVA 20.4 TVA m TV 20.4 TV 20.4 TV m TV 20.4 TV 20.4 TV m TV 20.4 TV 20.4 TV m TV 20.4 TV 20.4 TV m TV 20.4 TV 20.4 TV m TV 20.4 TV 20.4 TV m TV 20.4 TV m TV 20.4 TV 20.4 Substructure KRF 10-46/60 KRF /80 KRF /80 Corner distance [m x m] 6.0 x x x 8.0 Substructure height [m] Tower height [m] Hook height 2-fall operation [m] Hook height 4-fall operation [m]

16 Jib length Item m UV m UV m UV m UV m TVA m TV m TV m TV m TV m TV m TV m VR m TV m TV m HTA m HT m 75 m Substructure KRF /80 Corner distance [m x m] 8.0 x 8.0 Substructure height [m] 2.9 Tower height [m] 71.4 Hook height 2-fall operation [m] 72.9 Hook height 4-fall operation [m]

17 Jib length Item m UV m UV m UV m TVA m TV m TV m TV m TV m TV m TV m VR m TV m TV m TV m HTA m HT m HT m HT m 75 m Substructure KRF 16-80/100 Corner distance [m x m] 10.0 x 10.0 Substructure height [m] 3.3 Tower height [m] 80.8 Hook height 2-fall operation [m] 82.3 Hook height 4-fall operation [m]

18 Jib length Item m UV m UV m UV m TVA m TV m TV m TV m TV m TV m TV m VR m TV m TV m HTA m HT m HT m HT m VR 23/ m BT m 75 m Substructure KRF 16-80/100 Corner distance [m x m] 10.0 x 10.0 Substructure height [m] 3.3 Tower height [m] 87.5 Hook height 2-fall operation [m] 89.0 Hook height 4-fall operation [m]

19 3.5 Tower combinations on bogie truck Jib length 30 m 75 m Item m UV 20.4 UV m UV 20.4 UV m UV 20.4 UV m UV 20.4 UV m TVA 20.4 TVA m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV 20.4 TV m TV m TV m TVÜ m UVA 25 Substructure UW UW 480 Corner distance [m x m] 6.0 x x 8.0 Substructure height [m] Tower height [m] Hook height 2-fall operation [m] Hook height 4-fall operation [m]

20 Load capacities (t) Load capacities (t) Load capacities (t) WOLFFKRAN 4 Operating speeds Drive unit [type] Operating speed Carrying load Hook travel distance max. [m] Power [kw] Total connected load [kva] Hw875FU Lifting / lowering ,3 6,0 4,0 2,0 1, Operating speeds [m/min] (revered to the 4th rope layer on drum) stepless acceleration Total connected load at coincidence factor of 0.8 Drive unit [type] Operating speed Carrying load Hook travel distance max. [m] Power [kw] Total connected load [kva] Hw875FU Lifting / lowering ,5 14,0 12,0 10,0 8,0 6,0 4,0 3,7 2,0 0 stepless acceleration Total connected load at coincidence factor of 0.8 Operating speeds [m/min] KW Crab movement ,5 8,3 3,0 0 stepless acceleration Operating speeds [m/min] SG Slewing 2x6.0 stepless acceleration Operating speeds [min -1 ] 0,75 20

21 5 Package list Quantity Description Package L [m] W [m] H [m] Weight [kg] 1 Tower head section, complete including platforms and misc. stay parts Tower head section upper part including platforms and misc. stay parts Tower head section lower part including slewing frame, ball slew bearing, slewing gears and slip ring system 1 Driver's cab suspension L L L L B B B B Volume [m³] H H H H Driver's cab with driver's cab suspension H L B 1 Counter jib in hinged position (stay parts) L B H (555) Counter jib (stay parts) L B H (555) Machine platform Hw875FU including hoisting rope (Ø 16 mm x 285 m) L B H Jib section 1 with traverse gear H L B 1 Jib section 2 H L B 1 Jib section 3 H L B 1 Jib section 4 (stay parts) L B H (2820) Jib section 5 H L B 1 Jib section 6 H L B 1 Jib section 7 H L B 1 Jib section 8 H L B 21

22 Quantity Description Package L [m] W [m] H [m] Weight [kg] 1 Rope swivel crossbeam L B H Volume [m³] Trolley LK 8/16 H L B Maintenance cage H L B 1 Snatch block U 8/16 H L B 1 Brace rods for L B H operating radius 75 m Standard railings Box (small parts) H L B 22

23 6 Assembly weights 6.1 Counterweight blocks! NOCE The described diagrams of the counterweights and central ballast blocks only show sketches. Have them issue the reinforcement charts by experts. 23

24 6.1.1 Counterweight block, 2.0 t 2 Ø ,0 t 1 Data counterweight block 2.0 t Item Data Material Concrete, min. C 20/25 Max. permitted weight tolerance +/- 3 % Order number Component identifier 2 Corner guard 24

25 6.1.2 Counterweight block, 2.7 t 150 Ø = = 360 +/-5 2,7t 4 Data counterweight block 2.7 t Item Data Material Concrete, min. C 20/25 Max. permitted weight tolerance +/- 3 % Order number Connection for stub shaft (Ø 40/ 78 x ) 2 Structural steel reinforcement 3 Suspension 4 Component identifier 25

26 6.2 Total weight jib assembly Assembly weights 7532 Trolley jib, complete: Brace plates, crab, trolley drive rope, snatch block and standard railings Jib length [m] Weight [kg] WOLFF

27 6.3 Assembly weight slewing gear Module Crane parts Weight [kg] Tower head section complete (including brace plates, driver's cab, driver's cab suspension, platform and standard railings) Tower head section upper 2730 part complete Driver's cab with driver's cab suspension Tower head section lower part including slewing frame, ball race bearing, slewing gears, standard railings and slip ring system Counter jib with Hw875FU Counter jib with 4 brace plates and standard railings 5780 Machine platform Hw875FU including hoisting rope (Ø16mm x 285m) Counterweight 2t (below machine platform)

28 6.4 Assembly weight cross frame Module crane part Weight [kg] Cross frame KR (without accessories) bolted spigots UV bolted spigots TV Cross frame KR (without accessories) bolted spigots UV bolted spigots TV Cross frame KR (without accessories) bolted spigots TV bolted spigots UV Mobile cross frame KRF 10-46/60 (without accessories) bolted spigots TV bolted spigots UV

29 6.5 Assembly weight cross frame elements Module Crane parts Weight [kg] Cross frame element KRE 260.2, complete Cross frame platform with hinged section, corner plates and transport locks 5455 Mast base with diagonal struts and tie rods 5445 Cross frame element KRE 480 complete Mast base 7100 Hinged sections with corner plates 6250 Diagonal struts and ballast carrier 9260 Assembly platform, ladder, and small parts

30 6.6 Assembly weight bogie truck Module Crane parts Weight [kg] Bogie truck UW 260.3, complete Bogie truck platform with hinged sections, subframes and transport locks Mast base with diagonal struts and tie rods 5880 Bogie truck UW 480, complete Mast base including control cabinet 7100 Hinged sections with lifting beam and subframes Diagonal struts and ballast carrier 9260 Assembly platform, ladder, and small parts

31 6.7 Hook height above ground required for mobile cranes For information about the height of the WOLFF slewing tower crane, refer to Tower combinations [6]. NOCE! During assembly, allowances must be made for level differences (mobile crane to base of the slewing tower crane). Hook height above ground required for mobile cranes (X) = height of the WOLFF slewing tower crane (A) + clearance of 15 (B) B 3 7 X A 2 1 Exemplary illustration [A] Height of the WOLFF slewing tower crane [X] Hook height above ground required for the mobile crane [B] Clearance 15 m 1 Substructure 5 Tower head section, complete 2 Tower element 6 Single-point lifting tackle (1 m with shackle) 3 Counter jib including hoisting winch platform 7 Jib, complete 4 Four-point lifting tackle (6 m with shackle) 8 Four-point lifting tackle (6 m with shackle) 31

32 (see also): Tower combinations [6] 32

33 7 Assembly diagrams 7.1 Jib attachment diagram! NOCE For jib assembly, use a Four-point lifting tackle (6 m with shackle). Length of jib elements Item in [m] Jib section 1, 2, 3, 4, 6, 7, Jib section

34 7.1.1 Trolley jib - attachment diagram 75 m to 60 m H10 H9 H9 H10 a b m a b H10 H9 H9 H m a b H10 H9 H9 H m H10 H9 H9 H10 a b m a Dimension a H9 Mounting rig H9 b Dimension b H10 Mounting rig H10 Attachment data 7532 cross Jib length [m] Data a [m] b [m] Weight [kg]

35 7.1.2 Trolley jib - attachment diagram 55 m to 45 m a b H10 H9 H m a b H10 H9 H m H10 H9 H10 a b m a Dimension a H9 Mounting rig H9 b Dimension b H10 Mounting rig H10 Attachment data 7532 cross Jib length [m] Data a [m] b [m] Weight [kg]

36 7.1.3 Trolley jib - attachment diagram 40 m to 30 m H10 H9 H10 a b m H10 H9 a b H m H10 H9 a b H m Attachment data 7532 cross Jib length [m] Data a [m] b [m] Weight [kg]

37 7.2 Jib brace diagram Jib brace diagram 75m 60m 5750 e 5750 e 6315 e a e a a 9856 a a a 7752 a 1750 d Bolt table Jib length Item Bolts Fuse Quantity Dimension [mm] Quantity Jib 75m 60m Dimension [mm] a 7 Ø 100/90x225 7 Spring retainers Ø10/60-80, steel galvanized, yellow d 1 Ø 100/90x300 1 Axle retainer 40x10x140 2 Hex. screws M16x30 DIN galv. 2 Lock washer A 16 DIN 127 Fed.steel, galvanized Counter jib e 8 Ø 70/60x150mm 8 Spring retainers Ø10/60-80, steel galvanized, yellow 37

38 Jib brace diagram 55m 30m 5750 e 5750 e 6315 e a 9856 e a a 7752 a a a d 1750 Bolt table Jib length Item Bolts Fuse Quantity Dimension [mm] Quantity Jib 55m 30m Dimension [mm] a 6 Ø 100/90x225 6 Spring retainers Ø10/60-80, steel galvanized, yellow d 1 Ø 100/90x300 1 Axle retainer 40x10x140 2 Hex. screws M16x30 DIN galv. 2 Lock washer A 16 DIN 127 Fed.steel, galvanized Counter jib e 8 Ø 70/60x150mm 8 Spring retainers Ø10/60-80, steel galvanized, yellow 38

39 7.3 Trolley jib mounting rig! NOCE For information on the arrangement of the mounting rig, refer to the attachment diagram. Two mounting rigs are required per slewing tower crane. Elements required for each mounting rig Quantity Item Dimensions Material 1 Mounting rig 4 Hexagonal head bolt M16 x 220 ISO galv. 4 HSFG washer 17 EN galvanized 4 Hexagonal nut M16 ISO galvanized 4 Hexagonal nut M16 DIN 7967, galvanized Mounting rig A 1 2 Ø 46 mm mm 440 mm A X 1 Top belt trolley jib 4 Radius 65 mm 2 Hexagonal head screw A Section A-A 3 Metal plate 12x240x240 X View section A-A 39

40 7.4 Mountig rig for trolley jib! NOCE For information on the arrangement of the mounting rig, refer to the attachment diagram.for information on the arrangement of the mounting rig, refer to the attachment diagram. Two mounting rigs are required per slewing tower crane. Dimensions for mounting rig b a Mounting rig H9 b c a Mounting rig H10 Type Dimensions a [mm] b [mm] c [mm] H H

41 7.5 Arrangement of standard railings Standard railings (NG) and accessories Arrangement of standard railings Hw875FU Quantity Standard railings (NG)/ accessories Dimensions / spacing of posts / height 4 Standard posts (NP) 1 Standard posts with holder (NPF) 1 Flagpole holder (F*) 1400 mm 1 NGE Standard railing mm 2 Standard railing mm 3 Standard railing mm 6 Standard railing mm 2 Standard railing mm 5 Standard railing mm 12 Standard railing mm 1 Back guard (RS) 1 Support block AB mm 1 Support block AB mm 41

42 7.5.2 Arrangement of standard railings NG 750 F* A NG 1000 NG 500 B NG 2000 NG 2000 NP NGE 300 NG 1500 NG 750 NG 1000 NPF C D NG 1000 RS NG 1000 NG 1000 NG 2500 NG 2500 NG 2500 NG 2500 NG 2000 NG 2000 E NG 2500 NG 2500 NG 2000 NG 1000 NG 500 NG 750 NG 2500 NG 350 NP F NG 2500 NP NG 2500 NG 1500 NG 2500 NG 2500 NG 2500 G NG 1500 NP H Arrangement of standard railings Hw845FU A Cat head pedestal E Counter jib B Trolley jib F Counterweights C Slewing frame G Machine platform D Driver's cab H Control cabinet 42

43 8 Suitable climbing frames This section contains information on Outer climbing units Inner climbing units (KSH) WARNING Climbing unit attached to the cat head bottom section Increased wind surface. The slewing tower crane may overturn. 1) Lower the climbing unit down on the tower, or 2) dismantle the climbing unit.!!! NOCE Clamping forces for the inner climbing unit (KSH) are specified based on a building height of < 250m and wind category C 25 NOCE The operating radius specified is measured from the tower center and is to be considered a reference value. Exact balancing can be achieved by moving the trolley with the tower elements specified in the table or a load and can be checked by moving the end stops of the tower apart without offsets. NOCE The data required and the instructions for tower assemblies with inner climbing unit is available in the separate description of the inner climbing unit. DANGER! Observe the special tower combination for the inner climbing unit.! NOCE Details for climbing balancing The climbing balancing details apply to the snatch block in maximum hook position. 43

44 8.1 Outer climbing units! NOCE If feasible, you should preferably operate your climbing frame without balancing weight.! NOCE Tower element on the transfer carriage The data on climbing balance was specified under the assumption that a tower element is on the transfer carriage. 44

45 8.1.1 Outer climbing unit KWH 20.3/ KWH ! NOCE Minimum height for stationary setup: 3 tower elements = 13.5 m tower height Minimum height for crawling towers: 2 tower elements + bogie truck = approx m tower height Climbing radius for the balancing weights - WOLFF Jib length [m] without weight UV 20.4 = 2.05 t TV 20.4 = 2.98 t Weight = 5.0 t Climbing radius for the balancing weights - WOLFF Jib length [m] without weight UV 20.4 = 2.05 t TV 20.4 = 2.98 t Weight = 5.0 t

46 8.1.2 Outer climbing unit KWH 20.6/ KWH ! NOCE Minimum height for stationary setup: 2 tower elements = 9.0 m tower height Minimum height for crawling towers: 2 tower elements + bogie truck = approx m tower height Climbing radius for the balancing weights - WOLFF Jib length [m] without weight UV 20.4 = 2.05 t TV 20.4 = 2.98 t Weight = 5.0 t Climbing radius for the balancing weights - WOLFF Jib length [m] without weight UV 20.4 = 2.05 t TV 20.4 = 2.98 t Weight = 5.0 t

47 8.2 Inner climbing units Inner climbing unit KSH 20 SH Tower combinations for slewing tower cranes with inner climbing unit. Item 1 UV 20.4 UV 20.4 UV 20.4 UV UV 20.4 UV 20.4 UV 20.4 UV UV 20.4 UV 20.4 UV 20.4 UV UV 20.4 UV 20.4 UV 20.4 UV UV 20.4 UV 20.4 UV 20.4 UV TVA 20.4 TVA 20.4 TVA 20.4 TVA TV 20.4 TV 20.4 TV TV 20.4 TV TV 20.4 Inner climbing unit KSH 20 SH KSH 20 SH KSH 20 SH KSH 20 SH Foundation FUA TYPE FS-156 / FUA 156S FUA TYPE FS-156 / FUA 156S FUA TYPE FS-156 / FUA 156S FUA TYPE FS-156 / FUA 156S Tower height [m] Hook height (2-fall) [m] Hook height (4-fall) [m] Climbing radius for the balancing weights - WOLFF Jib length [m] UV 20.4 = 2.05 t TV 20.4 = 2.98 t Weight = 5.0 t Weight = 8.0 t Climbing radius for the balancing weights - WOLFF Jib length [m] UV 20.4 = 2.05 t TV 20.4 = 2.98 t Weight = 5.0 t Weight = 8.0 t

48 B Ho C A C min = 11,0 m C max = 14,0 m Ho = M C MD 2 x b + H Hu = Ho - H T = b = 2,73 m H/4 H/4 T T T Hu V h =2,5 m D = 0,77 m H/4 H/4 T A Tower height C Distance between guide frames W A-C-D 48

49 In service clamping forces In service clamping forces [kn] inside a building A [m] C [m] V Ho Hu T Out of service clamping forces Out of service clamping forces [kn] inside a building A [m] C [m] V Ho Hu T

50 9 Arrangement of counterweight blocks L = 75 m L = 70 m L = 65 m L = 60 m L = 55 m 11 x 2.7 t 10 x 2.7 t 10 x 2.7 t 9 x 2.7 t 8 x 2.7 t a a a a a W = 31.7 t W = 29.0 t W = 29.0 t W = 26.3 t W = 23.6 t Permanent counterweight below machine platform = 2.0 t L = 50 m L = 45 m L = 40 m L = 35 m L = 30 m 7 x 2.7 t 6 x 2.7 t 6 x 2.7 t 5 x 2.7 t 4 x 2.7 t a a a a a W = 20.9 t W = 18.2 t W = 18.2 t W = 15.5 t W = 12.8 t Permanent counterweight below machine platform = 2.0 t Intermediate ballast 1 x 2.7 t Counterweight block 1 x 2.7 t No counterweight L Jib length [m] a To the tower G Total weight [t] 50

51

52