FAQ for Split Mast Section Frequency Conversion QTZ5023 Hammerhead Topkit Tower Crane
Q1: What is the Warranty for tower cranes?
A1: For the tower cranes, we can supply 1 year warranty. If there is quality problem of any parts (excluding easy worn spare parts) on our side during this period, we will supply a new one by free for replacement
Q2: What is the meaning 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 Shengshi)
“TC” is the acronym of Tower Crane in English language.
QTZ63 (5013) means topkit tower crane, the rated lifting moment is 630KN.M (63 is one-tenth of the rated lifting moment). The working jib length is 50 m 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 Frequency Drive) control
Q4: How many types of the foundation for your tower crane?
A4: The most popular type of foundation is Cross-beam type, Well-shaped type, Base with ballast type and Outrigger type.
Our commonly used one is Cross-beam type. If you need other type, please let us know when you make the order. Thanks!
Q5: How many countries had your tower cranes exported to?
A5: Our tower cranes had exported to more than 30 countries, such as Vietnam, Philippines, Indonesia, India, Sri Lanka, Cambodia, Russia, Kazakhstan, Brazil, Cyprus, Belgium, Madagascar, Thailand and Algeria etc.
Q6: How to confirm a suitable tower crane model?
A6: My dear friends, if you are not sure of the tower crane type/model, please tell us the below basic parameters to confirm it: 1) Building height or tower crane working height.
2) Max load capacity and tip load capacity.
3) Span or jib length
4) Other Special requirements
If any question about tower crane, please feel free to contact us. We are waiting for you!