Small Construction Hammerhead Tower Crane QTZ4208 External Climbing Type
Main Technical Parameters QTZ4208 Hammerhead Tower Crane
1) Nominal Lifting Moment: 400KN.m
2) Working Range: 3-42m
3) Max. Lifting Capacity: 4t
4) Independent Standing Height: 29m
5) Attached Standard Height: 120m
6) Lifting Speed: 64.15/32.57/7.0, 32.14/15.60/3.5m/mim
7) Slewing Speed: 0.7/0.35r/min
8) Radius Changing Speed: 38.6/25.2m/mim
9) Climbing Speed: 0.4m/min
Specification of QTZ4208 Hammerhead Tower Crane
| Model | QTZ40 (4208) Tower Crane |
| Working Radius (m) | 42 |
| Max. Load Capacity (T) | 4 |
| Tip Load (T) | 0.8 |
| Freestanding height (m) | 29 |
| Max. Height with anchorages (m) | 120 |
| Mast Section dimension (m) | 1.5×1.5×2.2, angle steel 140×10mm |
| Hoisting Mechanis | Speed (m/min) | 64.15/32.57/7.0, 32.14/15.60/3.5 |
| | Motor power (kw) | 15/15 |
| Slewing Mechanism | Speed (r/min) | 0.7/0.35 |
| | Motor power (kw) | 3.7 |
| Trolleying Mechanism | Speed (m/min) | 38.6/25.2 |
| | Motor power (kw) | 1.5/2.2 |
| Jacking-up System | Speed (m/min) | 0.4 |
| | Motor power (kw) | 4 |
| Total Power (kw) | 24.9 |
| Power Supply | 380V/50Hz, 415/50Hz, 220V/60Hz, ect |
Feature of QTZ4208 Hammerhead Tower Crane
a. Freestanding height is 29m and max. height 120m by adding mast sections and wall ties (anchorage).
b. Equipped with all kinds of safety devices, like height limiter, radius limiter, load moment limiter, weight limiter, slewing limiter and ect.
c. The famous three mechanisms which has steady working, high speed and efficiency.
d. Foundation type: fixed with cross-beam, well-frame, outrigger or base with ballast
Pictures of QTZ4208 Hammerhead Tower Crane
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Small Construction Hammerhead Tower Crane QTZ4208 External Climbing Type Images
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