6ton 56m Boom Topkit Tower Crane with Spare Parts Wire Rope and Remote Control
Description of QTZ Types of Hammerhead Tower Crane
QTZ is classified according to China National Standard.
“Q” is the acronym of Crane in Chinese language (Qing Zhongji),
“T” is the acronym of Tower head type in Chinese language (Ta Shi) and
“Z” is the acronym of self rising in Chinese language (Zi Sheng Shi)
For example: QTZ80 (5612) means topkit tower crane, the rated lifting moment is 800KN.M
(80 is 1/10 of the rated lifting moment).
The working jib length is 56 meter and tip load is 1.2ton when jib length is 56m.
| Specification for QTZ80 (5612) Hammerhead Tower Crane | |
| Rated Lifting Moment | 800KN.M |
| Rated Loading Capacity | 6t |
| Max. Lifting Load | 6t |
| Tip Load | 1.2t |
| Max. Lifting Height | 150m |
| Span | 56m |
| Free standing height | 40m |
| Rope length | 400m |
| Working range | 3 to 56m |
| Slewing speed | 0.6r/min |
| Trolley speed | 40/20 m/min |
| Jacking-up speed | 0.4 m/min |
| Hoisting speed | (a=2)80/40/8.5; (a=4)40/20/4.25 |
| Counter jib length | 13.36m |
| Tower height height | 7.01m |
| Power supply | 380V/50Hz or according to client's requirments |
| Power Capacity | 34.8Kw |
| Electric switch box | Schneider |
| Main Material | 135*12mm/square tube/Q235B |
| Mast section | 1.833*1.833*2.5m |
Safety Devices of the Hammerhead Tower Crane
1. Height limiter
2. Weight limiter
3. Slewing limiter
4. Moment limiter
5. Range/ trolley limiter
6. Three obstacle lights
