25t 50m jib Luffing Crane Derricking Tower Crane for Construction Building
Specifications for 25t 50m jib Luffing Crane Derricking Tower Crane for Construction Building
| Main Performance | Main Specifications |
| Working range(m) | 5~50 |
| Lifting height(m) | Freestanding height | 55 |
| Attaching height | 260 |
| Mast section | Main limb (mm) | H steel 293×266 (split type)/ Q345B |
| Section size(mm) | 2500X2500X6000 |
| Lifting jib | Upper chord(mm) | 108X12 Seamless tube / Q345B |
| Lower chord(mm) | 100X12 Seamless tube / Q345B |
| Counter jib | Length(m) | 7530 |
| Hoisting mechanism | Reducer | 90TLQ65 |
| Motor | YZTPF280M-4-90KW |
| Brake | YWZ-315/45 |
| Wire rope | 35W×7-20-1960 I Right lay |
| Hoisting speed (m/min) | 0-100 0-50 |
| Slewing mechanism | Reducer | HP90.160.195 |
| Motor | YPHW132L2-4-9KW |
| Slewing speed (r/min) | 0-0.57 |
| Trolleying mechanism | Reducer | 75TLQ45 |
| Motor | YZP280S1-4--75KW |
| Trolleying speed( m/min) | 0-10 |
| Jacking-up speed | Hydraulic pump station Jacking oil cylinder | TQZ500/200/160 |
| Motor | 15KW |
FAQ for 25t 50m jib Luffing Crane Derricking Tower Crane for Construction Building
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 mean of QTD for tower crane model? And please illustrate.
A2: QTD 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 “D” is the acronym of luffing jib in Chinese language (Dong Bi).
For example: QTD125 (5020) means luffing jib tower crane, the rated lifting moment is 1250 KN.m (125 is 10-1 of the rated lifting moment). The working jib length is 50 meter and tip load is 2.0t 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-shaped type, Base with ballast type and Outrigger type.
By the way, our commonly used one is Cross-beam type. If you need any 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, please let us know 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, such as the power supply, foundation type, air condition and so on.
Q7: What is your trade items of Tower Crane?
Qingdao or Shanghai or according to Clients' need. We could accept 1 set of our products as your trial order.
If any question about tower crane, please feel free to contact us. We are waiting for you!
Photos for 25t 50m jib Luffing Crane Derricking Tower Crane for Construction Building
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25t 50m jib Luffing Crane Derricking Tower Crane for Construction Building Images
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