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QTZ40(TC4808) tower crane is a new kind of horizontal, trolleying, top-slewing and self-erecting tower crane. Its free standing height is 30m. The max. Height is 120m, attached height can be adjusted by the height of the building. It is widely used in building, factory, houses and other high-rise building. Its max. Work jib length is 47m, max. Load moment is 400KNm, max. Load is 4t. Wide work range, high efficient, stable processing.
QTZ40(TC4808) has various safety devices, including hoisting load moment limiter, max. Hoisting load limiter, hoisting height limiter, slewing limiter and trolleying limiter, then can guarantee the safety of the tower crane.
| Item | Unit | Multiplying power | |||||||
| α=2 | α=4 | ||||||||
| Rated lifting torque | KN.m | 400 | |||||||
| Max lifting weight | t | 2 | 4 | ||||||
| Working range | M | 3 – 46.8(40.8) | |||||||
| Lifting weight at max range | t | 0.79 | |||||||
| Range of max lifting weight | m | 20.97 | 10.96 | ||||||
| Lifting height | Stationary | m | 30.1 | ||||||
| Attached | 120 | 60 | |||||||
| Whole machine shape size | Underbed | M | 6.0×6.0 | ||||||
| Whole machine’s height | Stationary | 38.98 | |||||||
| Attached | 128.92 | ||||||||
| End of lifting arm to slewing center | 48(42) | ||||||||
| Tail of balance arm to slewing center | 12.816 | ||||||||
| Whole machine dead weight | Stationary | T | 19.195 | ||||||
| Attached | t | 40.461 | |||||||
| Balance weight | t | 7(6.5) | |||||||
| Else | Motor total power | kW | 21.7 | ||||||
| Max installation height working wind scale | Force | ≤4 | |||||||
Construction Tower Crane (QTZ40(TC4808)) max load 4t---nicolemiao@crane2.com
