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Tower Crane, Top Kit Tower Crane, Qtz400 Series Tower Crane manufacturer / supplier in China, offering Qtz400-7055 Top Kit Tower Crane, Warehouse Cargo Lift Guide Rail Goods Elevator, Material Handling Lifting Equipment Scissor Lift and so on.

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Supplier Homepage Product Tower Crane Top Kit Tower Crane Qtz400-7055 Top Kit Tower Crane

Qtz400-7055 Top Kit Tower Crane

FOB Price: US $180,000 / Set
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $180,000/ Set
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Production Capacity: 200sets/Year
Transport Package: 40hc Container
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: 7055
  • Application: Building, Construction
  • Rated Tip Load: 5.5ton
  • Max.Lifting Height: 252m
  • Mast Section: 3mx3mx4.5m
  • Warranty: 14 Months From The B/L Date
  • Specification: SGS ISO BV
  • HS Code: 84262000
  • Condition: New
  • Rated Max.Load: 25ton
  • Free Standing Height: 80.8m
  • Span: 70m
  • Electric: Schneider
  • Trademark: Tavol
  • Origin: Shandong, China
Product Description
QTZ400-7055 top kit tower crane

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.



Standard Model


Max. Lift Load


Tip Load

Free Standing Height


Max.Anchorage Height


Jib Length


Mast size

3m×3×4.5 mm

Lift Mechanism

Lifting Speed

(a=2) 66/49.5/4~33 m/min
(a=4) 33/24.75/2~17.5 m/min

Lift motor


Wire rope diameter

20 mm

Trolley Mechanism

Trolley speed

0~70 m/min

Trolley Motor

11 kw

Slewing Mechanism

Slewing Speed

0~0.6 r/min

Slew Motor

120 N.m*2 units

Jacking Mechanism

Jack Climbing Speed

0.4 m/min

Jack Climbing motor
11 kw



Luxury Operate Cabin,Schneider Electric Parts
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: 25-30 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:
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.

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:

Anna Gong
Sales Engineer
Shandong Tavol Machinery Co.,Ltd
Mobile: 0086-18769819527
Tel: 0086-538-8520698

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Mrs. Nancy Guo
Sales Manager
To: Mrs. Nancy Guo

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