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SHANDONG TAVOL MACHINERY CO., LTD.

Tower Crane, Top Slewing Crane, Self Erecting Crane manufacturer / supplier in China, offering 25tons Topkit Tower Crane Qtz400-7055 Top Slewing Cranes, Qtz63 (5010) Top Slewing Cranes 5ton Topkit Tower Crane, 5610 Flat Top Tower Crane 6ton Crane Towers Construction Equipment and so on.

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Supplier Homepage Product Tower Crane Others Tower Crane 25tons Topkit Tower Crane Qtz400-7055 Top Slewing Cranes

25tons Topkit Tower Crane Qtz400-7055 Top Slewing Cranes

FOB Price: US $250,000 / Set
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $250,000/ Set
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Port: Qingdao, China
Production Capacity: 200sets/Year
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: QTZ400-7055
  • Application: Building, Construction
  • Rated Tip Load: 5.5ton
  • Max.Lifting Height: 252m
  • Mast Section: 3X3X4.5m
  • Warranty: 14 Months From The B/L Date
  • Transport Package: 40hc Container
  • Origin: Shandong, China
  • Condition: New
  • Rated Max.Load: 25ton
  • Free Standing Height: 71.8m
  • Span: 70m
  • Electric: Schneider
  • Trademark: Tavol
  • Specification: SGS ISO BV
  • HS Code: 84262000
Product Description
QTZ400 Series 7055 25ton Top slewings Crane
25tons Topkit Tower Crane Qtz400-7055 Top Slewing Cranes

QTZ400 7055
SeriesQTZ400
Standard Model7055
Max. Lift Load25t
Tip Load5.5t
Free Standing Height71.8m
Max.Anchorage Height252m
Jib Length70m
Mast size3×3×4.5m
Lift MechanismLifting Speed(a=2) 90/67.5/6.3~45m/min
(a=4) 45/33.8/3.2~22 m/min
Lift motor110 kw
Wire rope diameter22 mm
Trolley MechanismTrolley speed0~60 m/min
Trolley Motor11 kw
Slewing MechanismSlewing Speed0~0.7 r/min
Slew Motor185N.m×2 units
Jacking MechanismJack Climbing Speed0.4 m/min
Jack Climbing motor11 kw
Power380V/50Hz/3P
Luxury Operate Cabin,Schneider Electric Parts 
 

1.Product description
This series of tower cranes, ranging from QTZ31.5 to QTZ400 has a horizontal jib frame, a jib-trolley radius-changing mechanism and a hydraulic self-raising mechanism. It 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. They can be widely used for the construction of high-rise hotels, residential buildings, high-rise industrial buildings, large-span factory buildings and tower-like buildings like tall chimneys.
2-Feature&advantage
1.suitable for all kinds of construction project and can work under all kinds of work condition.
2.It has high working speed, good speed-adjusting performance, steady operation and high efficiency.
3.The crane has complete set of safety devices, which can guarantee the safe and high efficienct operation of the equipment.
4.Three-speed motor and mono-speed ratio decelerator are applied in the lifting struction, which enables heavy load low speed and light load high speed.
5.Planet gear decelerator is applied in the circumgyrating structure, together with moment-limiting hydraulic coupler, which can relize high load capacity, steady starting and reliable operation.
3-Safety features:
1. Overload protection: If the material is over the capacity, the crane will give a sharp warning for protection itself.
2. Emergency brake: If the operation staff  encounter some emergency situation, we could start the emergency brake system to protection the related treasure.
3. Control Method: Room control or remote control to avoid any injure to the operation staff
4. Main lifting motor: with thermal protection and currency protection.

4-Packaging & Delivery
Packaging Details: 40 HC containers; high quality Wodden cage for electrical parts Delivery
Detail: 20-25 days after received the deposit in advance
Technical Support:
24 hours online service and support, call or contact us by Skype, QQ, MSN etc. 
can solve your questions at the first glance

After-sales service:
25tons Topkit Tower Crane Qtz400-7055 Top Slewing Cranes


1- One year warranty for whole machines. 
2- Providing free quick-wear part.
3- Low charge for continue maintenance when warranty is expired.
4- Exclusive engineer support at any time.
5- We can provide free training to end-users.


FAQ
Please supply more detail to us:
1. Building height or tower crane working height.
2. Wokring range or jib length
3. Max load capacity and tip load capacity.
4. Other Special requirements 



Contct us:
Ms.Nancy Guo
Sales Manager
SHANDONG TAVOL MACHINERY CO.,LTD
Mobile phone:0086-13953816256
Tel:  0086-538-8520698
Fax: 0086-538-8520697
25tons Topkit Tower Crane Qtz400-7055 Top Slewing Cranes
 
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Sales Manager
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