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QTP250 (TCT7521-16) Self-Erecting Construction Building topless Tower Crane
1. Hoisting mechanism: Three-speed, reducing mechanism, light load high speed, heavy load intermediate speed and non-load low speed.
2. The slewing mechanism: Planet gear speed reducer, fluid coupling, slewing brake device, steady starting, accurate position, compact structure.
3. The trolley mechanism: Planet gear speed reducer, Three-speed motor driving
4. New moment limiter: Outside adjustable, easy adjust and safe can be governed by a special person after adjusting
5. Cabin: Developed on the basis of the human engineering principle, linkage control desk.
6. Full set of safety protection equipments
Welcome any comments and inquiry about construction machinery tower crane QTP315(TCT7530-20)
| Technical Characteristics of construction machinery tower crane QTP250 (TCT7521-16) | |||||
| Working condition/m | Min3.5 | Max 75 | |||
| Hoisting height/m | stationary | anchorages | |||
| 60 | 270 | ||||
| Max hoisting load / t | 16 | ||||
| Hoisting YZRDW225M/24KW |
a=2 | a=4 | |||
| t | m/min | t | m/min | ||
| 10 | 0~40 | 20 | 0~20 | ||
| 5 | 0~80 | 10 | 0~40 | ||
| Trolleying | m/min | 0-100 | |||
| KW | 11 | ||||
| Slewing | r/min | 0~0.6 | |||
| KW | 11*2 | ||||
| Power | 380V (±10%) | ||||
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