| After-sales Service: | Supply After-Sales Service |
|---|---|
| Warranty: | 2 Years |
| Certification: | CE, ISO9001: 2000 |
| Condition: | New |
| Maximum Lifting Height: | 150-200m |
| Maximum Lifting Weight: | >10t |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier CE Certificate 70m Jib Self Erecting Tower Crane with 12 ton Capacity Tower Crane Price
This series of tower crane has a horizontal jib frame, a jib-trolley radius-changing mechanism and a hydraulic self-raising mechanism.This dubai tower crane is original in design, reliable in operation and satisfactory in shape.Equipped with all necessary safety devices, these cranes show a good speed-control capacity, satisfactory operating stability and high work efficiency.
>>>Parameter for QTZ250(7030) 12ton Tower Crane:
| series | QTZ250 | |
| Standard Model | 7030 | |
| Max. Lift Load | 12t | |
| Tip Load | 3t | |
| Free Standing Height | 51.5m | |
| Max. Anchorage Height | 186m | |
| Jib Length | 70m | |
| Mast size | 2×2×3m | |
| Lift Mechanism | Lifting Speed | (a=2)66/49.5/4-33 m/min (a=4)33/24.75/2-17.5m/min |
| Lift motor | 55kw | |
| Wire rope diameter | 20mm | |
| Trolley Mechanism | Trolley speed | 0-70 m/min |
| Trolley Motor | 7.5kw | |
| Slewing Mechanism | Slewing speed | 0-0.6r/min |
| Slew Motor | 120n.m*2units | |
| Jacking Mechanism | Jack climbing speed | 0.4m/min |
| Jack climbing motor | 11kw | |
| Power | 380V/50Hz/3P | |
| Luxury Operate Cabin, Famous Brand Electric Parts | ||
| Model | Standard Model | Jib Length/m | Tip load /t | Max Load/t |
| QTZ40 | 4808 | 48 | 0.8 | 4 |
| QTZ50 | 5008 | 50 | 0.8 | 4 |
| 5010 | 50 | 1.0 | 4 | |
| QTZ63 | 5010 | 50 | 1.0 | 5 |
| 5013 | 50 | 1.0 | 6 | |
| 5610 | 56 | 1.0 | 6 | |
| QTZ80 | 5610 topless | 56 | 1.0 | 6 |
| 5513 | 55 | 1.3 | 6 | |
| 6010 | 60 | 1.0 | 6 | |
| 6010 | 60 | 1.0 | 8 | |
| QTZ125 | 6015 | 60 | 1.5 | 8 or 10 |
| QTZ160 | 6516 | 65 | 1.6 | 10 |
| QTZ250 | 7030 | 70 | 3 | 12 or 16 |
| QTZ315 | 7040 | 70 | 4 | 16 or 18 |
>>>Feature&Advantage of the Tower Crane:
| 1 | Torque limiter | 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. |
>>>Packaging & Delivery of Tower Crane:
Packaging Details: 40 HC containers; High quality pllywood case for electrical parts
Please confirm the following details:
1. Building height ?m
2. Working radius or jib length?m
3. Max load capacity and tip load capacity? ton
4. Other Special requirements,such as the power supply?
Suppliers with verified business licenses
Audited Supplier 
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