Hammerhead Tower Crane, QTZ250(7032)
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, QTZ250 (7032)
Description
The QTZ250 (7032) hammerhead tower crane manufactured by Dahan features the largest lifting capacity in our hammerhead tower crane series. It can lift a heavy load of up to 12t. The rate lifting moment is 225t·m and jib length is up to 70m. This hoisting crane offers a freestanding height of 52.5m, and by means of wall anchoring system, it can reach up to 225m. Plus easy erection and disassembly as well as reliable safety and cost efficiency, the heavy lifting crane has become a preferred choice for high rise construction projects. For more information about this construction equipment, please browse further or tell us by phone and email.
Balance Weight Foundation Load(1) Vertical force V, (2)Tilting moment M, (3)Torque Mk, (4) Horizontal force H| V(KN) | H (KN) | MK (KN · m) | M (KN · m) | F1 (KN) | F2 (KN) |
| ● 1214 | ● 32 | ● 381 | ● 3239 | ● 1518 | ● 911 |
| ■ 1020 | ■ 170 | ■ 0 | ■ 4153 | ■ 1812 | ■ 1302 |
| ●: In service, ■: Out of service, F: Force of Reaction | |||||
Load DiagramWall Anchoring Assembly| Hoisting | Fall | / | |||||
| Speed | M/min | 0~45 | 45~90 | 0~22.5 | 22.5~45 | ||
| Max. lifting capacity | t | 6.0 | 3.0 | 12 | 6.0 | ||
| Power | kW | 55 | |||||
| Trolleying | Speed | M/min | 0~63 | ||||
| Power | kW | 5.5 | |||||
| Slewing | Speed | R/min | 0.7 | ||||
| Power | kW | 7.5×2 | |||||
| Jacking | Speed | M/min | 0.55 | ||||
| Operating pressure | Mpa | 35 | |||||
| Power | kW | 11 | |||||
| Total power | kW | 75.5 (No jacking mechanism ) | |||||
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