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No | Item | Data |
1 | Model | QTZ40-4808 Tower Crane |
2 | Max load capacity | 4 Ton |
3 | Lifting jib length | 48 m |
4 | Tip load capacity | 0.8 ton @ 48m jib end |
5 | Hoisting height | As site request |
6 | Mast size | 1.5*1.5*2.2 m |
7 | Power input | Standard 380V/50HZ/3P. Can design as site request |
8 | Other details | Please contact below sales44 @ tavolgroup.com or 86 15269864317 |

1 | Torque limiter | Control torque, it will warns when lifting weights reach to 90% of rated lifting torque. When reach to 110% of the rated lifting torque, it will limit rising upwards and trolley. |
2 | Weight limiter | Control the maximum lifting capacity, lifting weight reach to 40% of the rated capacity, limit high-speed lifting; lifting weight reach to 110% of the rated capacity, limit the lifting up |
3 | Height limiter | Control the lowest and highest extreme position of lifting hook |
4 | Slewing limiter | Control the extreme turns number of turn left and right |
5 | Amplitude limiter | Control trolley limit position of inward and outward |
6 | Overload protection | If the material is over the capacity, the crane will give a sharp warning for protection itself |
7 | Emergency brake | If the operation staff encounter some emergency situation, we could start the emergency brake system to protection the related treasure |
8 | Control Method | Room control or remote control to avoid any injury to the operation staff |
9 | Main lifting motor | with thermal protection and currency protection |






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