China QTZ40 Zoomlion Self erecting Mini Tower Crane
A. Product Introduction of QTZ Series tower crane:
QTZ series of tower cranes 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 all chimneys.
B. Advantages of QTZ Series tower crane:
1. QTZ Series tower crane is one of the key products which have competitive price and excellent quality, suitable for all kinds of construction project and can work under all kinds of working conditions.
2. It has high working speed, good speed- adjusting performance, steady operation and high efficiency.
3. The crane has complete set of safety devices.
4. The machine has scientific layout and beautiful appearance.
Characteristics of QTZ40-4T Self-erecting Tower Crane
1) QTZ40 tower crane has competitive price and excellent quality, suitable for all kinds of construction project and can work under all kinds of work condition.
2) This kind of crane adopts standard section hydraulic lifting and connecting, and can decide the crane height according to the actual height of the building, and at the same time the lifting capacity will not be affected; The max. attached height can reach 110m.
3) It has high working speed, good speed-adjusting performance, steady operation and high efficiency. 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.
The range-change structure drives the dolly to change range on the horizontal arm, with good positioning performance. 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.
4) The crane has complete set of safety devices, which can guarantee the safe and high efficienct operation of the equipment. The machine is equipped with lifting height limiter, dolly range-change limiter, moment limiter, weight limiter, circumgyrating limiter, etc.
5)The machine has scientific layout and beautiful appearance. The operator's room is set independently on one side, with good vision field. It creates a good working environment for the operator.
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
Our Service
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!
