China Model TC5110 4t Mini Topless Tower Crane

After-sales Service Provided: Engineers available to service machinery overseas

The cranes Max.working range 51m, Max.hoisting weight 4t, Max.hoisting moment 630KN.m, Rated.hoisting height of anchoring 120m.
The multi-functions in one tower crane is that installed the hoisting gear, trolley mechanism,slewing gear,trolley,hook assembly,electrical control system,operator cabin, moment limiter,load limiter on the up-rotary bear frame. The the up-rotary bear frame,down-rotary bear frame and slewing bear manufactured and installed for integration, connect the whole line well at the manufacture factory, then transport to the work site after finishing test. The spare parts of the multi-functions in one mechanism can be finished testing on the ground of factory,Installation accuracy is easy to control.When assembly and disassembly on the work site,the multi-functions in one mechanism just need lift for one time. Without installing the counter jib and hoisting jib, it can work by connecting the tower crane pawer bus to the power device of the work site.

This kind of multi-functions in one tower crane has the superiority of spare parts with high degree of integration, transport, storage take up less space.The disassembly with less lifting operations on high space, solve the technical problems of the tower crane maintenance difficulties,confusion of storage management, high transport costs, on-site dismantling process cumbersome, high risky, low efficiency, difficult to control the installation accuracy effectively.

tower crane Safety devices: 1): hoist height limit 2): over speed limit 3) over load limit 4):lifting moment limit 5): slewing angle limit 6): emergency stop button 7):obstruction light (tip of jib, tower head) 8): wind lock device

FAQ:

Q1: What is the Warranty for tower cranes?
A1: For the tower cranes, we can supply 1 years warranty. 
If there is any quality problems of any parts (excluding easy worn spare parts) on our side during this period, we will supply the new one by free for replacement.

Q2: What is the meanning of QTZ and TC for tower crane model? And please illustrate. 
A2: QTZ is classified according to China National Standard. 
“Q” is the acronym of Crane in Chinese language(Qing Zhongji), 
“T” is the acronym of Tower head type in Chinese language(Ta Shi) and 
“Z” is the acronym of self rising in Chinese language(Zi Sheng Shi)

“TC” is the acronym of Tower Crane in English language. 

For example: QTZ63(5013) means topkit tower crane, the rated lifting moment is 630KN.M
(63 is 1/10 of the rated lifting moment). 
The working jib length is 50 meter and tip load is 1.3t when jib length is 50m.

Q3: What are the optional parts for your tower cranes?
A3: 1) Anemometer 
2) Air conditioner for operation cab
3) Black box for operation cab
4) Remote control
5) Full VFD(Variable Frenquency Drive) control 
Q4: How many types of foundation for your tower crane?
A4: the most popular types of foundation are Cross-beam type, Well-frame type, 
Base with ballast type and Outrigger type.

Our default one is Cross-beam type,
if you need other types, please let us know when you make the order. Thanks 
Q5: How to confirm a suitable tower crane model?
A6: My dear friends, please tell us the below basic parameters to confirm tower crane model:
a. Building height or tower crane working height.
b. Max load capacity and tip load capacity.
c. Span or jib length
d. Other Special requirements

after-sale service

1.One year warranty will be offered,
2. a full set of accessories are provided
3. a full set of quick-wear parts are provided
4. Besides, Professional service team is available to give technical support for the installation and maintenance of Tower Crane and construction hoist.

5. Consulting hotline to receive customers’s inquiry and regularly inquiry the customer machine usage condition, and offer technical guidance and solution to problems in operation and maintenance.

6. tower crane oversea service: for installation and debug, We shall send one technician to the site to provide guidance on installation and debugging and the training of operators if necessary.

As a professional exporter,our target is to serve worldwide clients with high-quality  products, great-reliability, devoted responsibility,professional services and honorable credibility to meet customers’ requirements in all aspects.  We will supply you 24 hours a day and 7 days a week after-sale services.

If you want to know more about our products, pls contact us by email or phone. Also welcome consult us any question at your convenience, any inquiry or kind suggestions from you will be very appreciated.

Looking forward your kindly inquiry and hope to help your strong business in near future!