6ton 25m jib QTD2520 Luffing Overhead Tower Crane
Technical features for tower crane
a. Speeds of trolleying and slewing mechanisms are high, good speed adjusting performance, excellent stability.
b. Anti-broken wire rope device and anti-broken shaft device
c. Light structure, good stability, convenient transportation; Mast sections are SAW welding, safe and reliable. Advanced mechanisms, equipped with various safety devices, mechanical or Mechatronics products work in wretched conditions to keep tower cranes work well.
d. Advanced electronic appliances, such as Schineider.
e.. Equipped with excellent safety devices produced by world-class technology, including weight limiter, moment limiter, height limiter, radius limiter, slewing limiter, slewing and trolleying brakes.
Specifications for tower crane
Model | QTD2520 | |
Working Radius (m) | 25 | |
Max. Load Capacity (t) | 3tons@2 fall | |
Tip Load (t) | 2.0 | |
Mast Section Height (m) | 34.5 | |
Mast Section dimension (m) | ||
1.2×1.2×3 (block type), angle steel 160 ×16mm | ||
Hoisting Mechanism | Speed (m/min) | 0-86 0-43 |
Motor type | YZTPF180L-4 | |
Reducer type | V3SH4-35.5-B-T | |
Slewing Mechanism | Speed (r/min) | 0-0.6 |
Motor type | YTW132M2-6B5 | |
Reducer type | XX4-80.A1 | |
Trolleying Mechanism | Speed (m/min) | 0-10 |
Motor type | YZPF200L1-4-26KW | |
Reducer type | V3SHS-20 | |
Jacking-up System | Speed (m/min) | 0.4 |
Motor power (kw) | 5.5 | |
Total Power (kw) | 63 (not includes jacking-up system) | |
Power Supply | 380V/60Hz | |
No. of containers | ||
3 x 40’HQ containers (block mast section) |
Safety devices for tower crane
1) Wind lock device
2) Over load limit
3) Hoist height limit
4) Over speed limit
5) Slewing angle limit
6) Lifting moment limit
7) Emergency stop button
8) Obstruction light (tip of jib, tower head)
Why choose us
1. A professional tower crane supplier in China with 16 years experience
2. Exported to more than 30 countries with ISO9001 & CE & GOST Certifications
3. Hydraulic self-climbing mechanism
4. Variable-frequency slewing mechanism
5. Varialbe-speed frequency PLC control System
6. Operation data display screen and Safety monitoring system (Black Box)
7. Various safety devices
8. OEM